Service manual, Connex ProBP 3400
Contents
1. No Item No Item 24 Screw 4 x 0 25 Plastite 26 PCBA mount Service manual Disassembly and repair 37 No Item No Item 25 Main board 27 Blood pressure board Before you begin remove the following as described in this manual e Battery e Rear housing e Front housing and side panels e Chassis assembly 1 Using the Torx T10 bit remove the four screws from the main board 2 Keeping the main board and the blood pressure board parallel to each other carefully pull them apart N Caution The boards are connected by an 8 pin connector Twisting the boards or pulling them apart at an angle might damage these pins 3 Flexthe PCBA mount to free two corners of the blood pressure board and slide the board clear of the PCBA mount Reassembly notes e Ensure thatthe blood pressure board is oriented correctly in the PCBA mount e Ensure that all pins of the 8 pin connector on the main board J1 are aligned with J22 on the blood pressure board before connecting the boards When replacing the main board e After reassembling the device enter the device serial number in the service tool The serial number can be found on the bottom of the device e Any licensed features must be restored Call Welch Allyn Technical Support to replace the license files 38 Disassembly and repair Welch Allyn Connex ProBP 3400 digital blood pressure2. Insert the flex cable into the ZIF connector J5 on the main board and lock the connector Pivot the chassis assembly over the circuit board assembly and connect the battery contact harness to J2 on the main board Connect the step valve manifold to the step valve on the blood pressure board Connect the pump cable to J80 on the blood pressure board Ensure that the cable is routed as shown below Service manual Reassembly 41 Align the inner chassis notches with the side panel guides and align the dump valve manifold with the pressure transducer on the blood pressure board d Sa cy Ce Push the dump valve manifold onto the pressure transducer until fully seated Install the rear housing battery and battery compartment door by reversing the applicable disassembly instructions 42 Reassembly Welch Allyn Connex ProBP 3400 digital blood pressure device 43 Functional verification tests The functional verification tests help to confirm the proper operation of the device and its options You do not need to disassemble the device to perform these tests The tests can also be used as a diagnostic tool to help isolate a malfunction About the Welch Allyn Service T
3. Item No Item Screw M3 x 0 5 shoulder 6 Side panel Battery compartment door 7 Isolation bumper Battery 8 Chassis and circuit board assemblies Service manual Disassembly and repair 29 No Item No Item 4 Screw M3 x 0 5 pan head 9 Front housing with key panel 5 Rear housing Remove the battery Before you begin ensure that the device is powered off 1 Loosenthe screw to remove the battery compartment door 2 Remove the battery Remove the rear housing Before you begin remove the battery as described in this manual 1 Remove the two rear housing screws 2 Lift the rear housing on the side closest to the bottom of the device and pivot it toward the top of the device until it comes free of the front housing NS zd Reassembly notes e Start by orienting the rear housing at an angle of approximately 45 degrees from the front housing and then mate the tabs on the rear housing with the slots on the front housing e Verify that no wires or hoses are crushed or pinched before securing the rear housing with Screws e After tightening the screws examine the seams between the rear housing side panels and front housing to verify that there is no bowing Bowing indicates that something is preventing the mating surfaces from seating properly Remove the front housing and side panels Before you begin remove the following as described in this manual e Battery e Rear housing 30
4. Warning The warning statements in this manual identify conditions or practices that could A lead to illness injury or death Caution The caution statements in this manual identify conditions or practices that could A result in damage to the equipment or other property or loss of data la Consult operating instructions Power symbols green indicator External power present Battery charging E battery charged lt amber indicator External power present Rechargeable battery m battery is charging No external power present Battery charge level Button symbols Qo Power on standby e Return to previous screen o Blood Pressure Start Stop e Select 2 Symbols Welch Allyn Connex ProBP 3400 digital blood pressure device Navigation Up Down Left Right Shipping storing and environment symbols Fragile handle with care src max Temperature limits 122 F 20 C min F Recovery Recyclable This end up IPX Equipment is not protected against the ingress of liquid Connectivity symbols Bluetooth wireless technology enabled Devices are connected via Bluetooth wireless technology Miscellaneous symbols C o Wireless radio alert in Europe European Communities Class 1 radio equipment N Intertek ETL listed c KI us hu Intertek E Class ll equipment 95 Li ion E S H C N344 EN R ONLY Relative humidity limits L
5. 36 Redssembl pepe pp ETT 39 Functional verification tests eeeeeeeeeeseeeeeeeeeneennm mene 43 About the Welch Allyn Service Tool essere III IIN 43 Required equipment eiecti da d cea ei vee al YND EC dC tica Fr FT dc 44 Test Bluetooth radio functionality 0 2 ceseceessecccsesesessessceecsesseeseseesesueeceaeeatseeaeeacessesaneseeeeatsneess 45 iv Contents Welch Allyn Connex ProBP 3400 digital blood pressure device SeIVICGT GCOLQ tede eee fpi de Ee ede de tet RY o a Ebo 46 Upgrades and licenses eeeeeeeeeesesseeeeeeeeeeenne nnne nennen nnns 47 Available upgrades and licenses sess UU tenti ntnntnnan 47 Field replaceable units ccccccessseseeeeeeeeeeeeceaeeeesseeeeeeeeeeeeeeaanseesseeeeeeees External housing xl ee eta t ate NT Chassis and manifold assemblies sse entente nnns Circuit board assembly Miscellaneous parts Service tool srcour EiCensesu nen O O Adele dota eh sind inis im Partners in Care service and support agreements Service and repair training essere tette tentent tte tren IAR HNN ADOU OS 4504 0oo Auot oret tte t a t ete Et 55 Cleanthe devI68 oe cce iere E ete ti tero pede FY deed AR Rae v Ra T 55 Factory defaults Disassembly and repair reference secsccecsessesseseeseeeeesesseeceseeseeseeacsessesaeeacseeesesesaeeseseseneaeeaseaeas 56 Symbols Documentation symbols
6. Disassembly and repair Welch Allyn Connex ProBP 3400 digital blood pressure device 1 Unlockthe ZIF connector J5 on the main board by sliding the latching piece of the connector away from the connector body A Caution Do not use excessive force when releasing pressure on the connector Excessive force may result in breaking the sliding outer piece 2 3 Grasp both side panels and lift them and the chassis and circuit board assemblies away from the front housing 4 While holding the chassis and circuit board assemblies remove the side panels A Caution Always protect the LCD When the main board is outside of the device case never rest the board on the LCD When replacing the front housing Remove the liner from the inside of the housing window if present Wipe any dust or fingerprints off of the window with a clean cloth Reassembly notes Before reassembly do the following to ensure proper installation of the side panels and isolation bumpers 1 Place the front housing and side panels on the antistatic mat as shown in the diagram below making sure that the arrows on the side panels point away from the front housing 2 Confirm thatthe isolation bumpers on the side panels are in the first and third holes from the top as shown in the diagram below Service manual Disassembly andrepair 31 separate the chassis as
7. blood pressure device Test Silver Gold Voltage JS Leak test Calibration Accuracy J A D noise Pump inflation Dump Valve control Inflation linearity Overpressure Valve pump current NI S S amp S SsS S S ee S Residual pressure Bluetooth Required equipment Material no Description Silver Gold Qty 407691 Service test box 1 407672 BP test volume repair fixture 113670 v4 1 407841 Adapter Y tube PTSS J 1 4500 30 Blood pressure hose 5 ft 1 3400 925 USB cable 2 4 m 8 ft JS 1 200 20001N Pressure meter NETECH 1 103521 Welch Allyn Service Tool CD J JS 1 Service manual Functional verification tests 45 Test Bluetooth radio functionality Use this procedure to verify Bluetooth radio functionality on devices with the B uetooth feature enabled The procedure tests whether the device can be detected by a Bluetooth technology enabled computer Required equipment e Computer with Bluetooth technology enabled and the Welch Allyn Service Tool installed Device to be tested e USB 2 0 5 pin Mini B cable Before you begin If the device and the computer are already paired unpair them using the B uetooth software on the computer Consult the instructions provided by the software manufacturer To verify Bluetooth radio functionality 1 Use the service tool to acquire the serial number of the device a Startthe service tool on the computer b If the Welch Allyn screen appears click Service c If p
8. device 39 Reassembly Device reassembly can be performed by reversing the disassembly instructions However the following alternate procedure simplifies device reassembly after the chassis assembly and circuit board assembly have been separated Before you begin this procedure e Reassemble the chassis assembly and reassemble the circuit board assembly by reversing the disassembly instructions Keep the assemblies separated e Ensure that the isolation bumpers are installed on the side panels as described in When replacing the side panels or isolation bumpers 1 Orient the chassis and circuit board assemblies as shown below and connect the dump valve cable to J10 on the main board 2 3 Place the circuit board assembly into the front housing a Turn over the chassis and circuit board assemblies t Lower the circuit board assembly into the front housing 40 Reassembly 4 5 6 7 8 Welch Allyn Connex ProBP 3400 digital blood pressure device c Align the pegs on the PCBA mount with the isolation bumpers on the side panel d Ensurethatthe flex cable is not under the circuit board assembly Insert the second side panel into the front housing aligning the isolation bumpers with the PCBA mount pegs I TE
9. which it is embedded The software may not be copied decompiled reverse engineered disassembled or otherwise reduced to human perceivable form This is not a sale of the software or any copy of the software all right title and ownership of the software remain with Welch Allyn or its vendors For information about any Welch Allyn product contact Welch Allyn Technical Support www welchallyn com support or call USA 1 800 535 6663 Australia 61 2 9638 3000 1 315 685 4560 Canada 1 800 561 8797 China 86 21 6327 9631 European Call Center 4353 46 90 67790 France 433 155 69 58 49 Germany 49 695 098 5132 Italy 39 026 968 2425 Japan 81 4 2703 6084 Latin America 1 305 669 9003 Malaysia 603 7875 3341 Netherlands 31 202 061 360 Singapore 65 6419 8100 South Africa 27 11 777 7555 Spain 34 917 499 357 Sweden 46 85 853 6551 United Kingdom 44 207 365 6780 103701 CD DIR 80016499 Ver B enl Ec rer Regulatory Affairs Representative Welch Allyn Limited Welch Allyn Inc 4341 State Street Road SE Rt Park Skaneateles Falls NY 13153 0220 USA eae Navan County Meath www welchallyn com Republic of Ireland Welch Allyn Advancing Frontline Care Contents Symbol S ette Free Ue O R CR Y HN Y CR NE EN I YY HF 1 Safety T HEU 5 Warnings and CautiQns iuuat intet dy FFR bd e e eet o Fw dyno Oda ddd 5 General safety considerations sees AIII IIN 6 Electrosta
10. 9 A54 A55 A100 A101 A103 and A104 to find the special provisions for shipping lithium batteries b Clean the device Note To ensure safe receipt of your device by the service center and to expedite processing and return of the device to you thoroughly clean all residues from the device before you ship it to Welch Allyn If a returned device is found to be contaminated with bodily fluids it will be returned at the owner s expense United States federal regulations prohibit the processing of any device contaminated with blood borne pathogens Welch Allyn thoroughly cleans all returned devices on receipt but any device that cannot be adequately cleaned cannot be repaired c Putthe device enclosed in a plastic bag with a packing list into the original shipping carton with the original packing materials or into another appropriate shipping carton d Puta copy of the Welch Allyn RMA in the shipping carton e Write the Welch Allyn RMA number with the Welch Allyn address on the outside of the shipping carton Recommended service intervals To confirm that the device is functioning within the design specifications perform periodic service using the Welch Allyn Service Tool as indicated in the following table Component Service interval Service procedure Device Annually Calibration check using the Silver level Welch Allyn Service Tool Service manual Overview 13 Use the Gold level Welch Allyn Service Tool to perform
11. Welch Allyn Connex ProBP 3400 digital blood pressure device _ Waldy Service manual WelchAllyn Advancing Frontline Care 2011 Welch Allyn All rights are reserved To support the intended use of the product described in this publication the purchaser of the product is permitted to copy this publication for internal distribution only from the media provided by Welch Allyn No other use reproduction or distribution of this publication or any part of it is permitted without written permission from Welch Allyn Welch Allyn assumes no responsibility for any injury to anyone or for any illegal or improper use of the product that may result from failure to use this product in accordance with the instructions cautions warnings or statement of intended use published in this manual Welch Allyn SureBP Connex and FlexiPort are registered trademarks of Welch Allyn ProBP is a trademark of Welch Allyn The B uetooth word mark and logos are registered trademarks owned by Bluetooth SIG Inc and any use of such marks by Welch Allyn is under license Software in this product is Copyright 2011 Welch Allyn or its vendors All rights are reserved The software is protected by United States of America copyright laws and international treaty provisions applicable worldwide Under such laws the licensee is entitled to use the copy of the software incorporated with this instrument as intended in the operation of the product in
12. XXST Mobile stand Region codes as indicated by the asterisk include the following Code Region 6 Australia New Zealand C China 2 Europe J Japan mobile stand version only B North America 7 South Africa 4 United Kingdom The Welch Allyn Service Tool The Welch Allyn Service Tool is available in the following editions e Silver Accompanies your device e Gold Required to perform functional verification and calibration This edition requires an additional license For more information about acquiring this license contact Welch Allyn Note To qualify for the Gold license you must attend the Welch Allyn technical training course or complete online training for the product Clinicians and technical service personnel can use the service tool to manage and maintain supported Welch Allyn products You can use the service tool to do the following e Review device information When connected to the device the service tool lists installed modules installed firmware and hardware versions warranty and repair information status and usage history Receive notifications when periodic maintenance is needed The service tool can help you manage and maintain your entire inventory of supported Welch Allyn products Through the remote service function the service tool can connect to Welch Allyn Customer Service With this functionality you can automatically receive firmware updates and feature upgrades for your supported pr
13. a complete functional verification and calibration of the device whenever any of the following conditions exist e Based on the calibration check the device does not meet specifications e The device has been dropped or otherwise damaged e _ The device is malfunctioning e The case has been opened e Apart has been replaced For details on performing the functional verification see the section on functional verification Maintenance For device maintenance information see the directions for use Covered topics include the following Changing the battery e nspecting and cleaning the device and accessories Configuration options The device is available in the configurations shown in the table below The model number suffix denoted by an asterisk indicates the power cord packaged with the device Available suffixes are listed after the configuration table Note For more configuration options including approved accessories see the directions for use Model Standard BP SureBP Bluetooth Mounting configuration 34BFHT v v Handheld 34BFWT v4 v4 Wall mounted 34BFST JS v4 Mobile stand 34XFHT Handheld 34XFWT JS Wall mounted 34XFST Mobile stand 34BXHT 4 Handheld 34BXWT JS JS Wall mounted 34BXST v4 JS Mobile stand 34XXHT Handheld 14 Overview Welch Allyn Connex ProBP 3400 digital blood pressure device Model Standard BP SureBP Bluetooth Mounting configuration 34XXWT Wall mounted 34
14. alve from the inner chassis is not recommended unless one of these parts is being replaced When replacing the manifold assembly or inner chassis e After removing the dump valve from the inner chassis ensure that the adhesive pad is fully removed and that no adhesive residue remains on any items that will be installed in the device e Use a new adhesive pad to install the dump valve onto the inner chassis Remove the battery contact harness Before you begin remove the following as described in this manual e Battery e Rearhousing e Fronthousing and side panels Circuit board assembly Pump and manifold assembly 1 Remove the battery contact harness from the wire clips on the underside of the inner chassis 2 Flexeach battery contact away from the inner chassis wall and slide the battery contact off of the inner chassis Reassembly notes e Ensure that the polarity of the battery contact matches the symbol on the inner chassis The contact on the black wire is negative the other contact is positive e Slidethe black wire into the routing slot 36 Disassembly and repair Welch Allyn Connex ProBP 3400 digital blood pressure device LN e Onthe underside of the inner chassis route the wires as shown in the diagram below O Insert the black wire into the wire clips O Place the red wire in the notches
15. arging use only the provided external power supply to charge the device WARNING Electric shock hazard Use the USB connector only to connect to devices complying with IEC 60601 1 or other IEC standards as appropriate to the device The user is responsible for verifying that the system complies with the requirements of the system standard IEC 60601 1 1 if additional devices are connected to the ProBP 3400 WARNING Inaccurate measurement risk Dust and particle ingress can affect the accuracy of blood pressure measurements Use the device in clean environments to ensure measurement accuracy If you notice dust or lint accumulation on the blood pressure port have the device inspected and cleaned by a qualified service technician WARNING Electric shock hazard Before cleaning the device disconnect the power cord from the power source and the device WARNING Take care to prevent water or other fluid from entering any connectors on the device Should this occur dry the connectors with warm air Check the accuracy of all operating functions WARNING Defective batteries can damage the device If the battery shows any signs of damage leakage or cracking it must be replaced immediately and only with a battery recommended for or supplied with the device 6 Safety PP PbPbbbpb5bbh Pb amp Welch Allyn Connex ProBP 3400 digital blood pressure device WARNING Improper disposal of batteries can create an explosion or contamination ha
16. at you cannot resolve call the Welch Allyn Technical Support Center nearest you for assistance A representative will assist you in troubleshooting the problem and will make every effort to solve the problem over the phone avoiding a potential unnecessary return If your product requires warranty extended warranty or non warranty repair service a Welch Allyn Technical Support representative will record all necessary information to issue an RMA number The support representative will provide you with the address of the Welch Allyn Service Center to send your device to Technical support is available during local business hours Returning products When returning a product to Welch Allyn for service provide the following information Product reference number and serial number This information can be found on the product and serial number label on the bottom of the device e A complete return shipping address e _ A contact name and phone number e Any special shipping instructions e A purchase order number or credit card number if the product is not covered by a warranty or service agreement e A full description of the problem or service request 1 Contact Welch Allyn and request an RMA number Note Welch Allyn does not accept returned products without an RMA 2 Shipthe device to Welch Allyn observing these packing guidelines a Remove from the package the battery all hoses connectors cables power cords and other a
17. ch Allyn Connex ProBP 3400 digital blood pressure device No Item No Item 17 Dump valve manifold 21 Blood pressure port 18 Dump valve hose 22 Step valve hose 19 Air filter 23 Step valve manifold Remove the blood pressure port Before you begin remove the following as described in this manual e Battery e Rear housing 1 Lift the blood pressure port to disconnect it from the inner chassis 2 Disconnectthe blood pressure port from the pump manifold Remove the pump and manifold assembly Before you begin remove the following as described in this manual e Battery e Rear housing e Fronthousing and side panels e Circuit board assembly 1 Onthe underside of the inner chassis do the following a Remove the pump cable from the routing slot and wire clip b Remove the air filter from the retaining clip 2 Disconnectthe dump valve manifold from the dump valve 3 Remove the step valve and dump valve hoses from the hose clips on the inner chassis Service manual Disassembly and repair 35 4 Liftthe pump and manifold assembly free of the inner chassis 5 Ifyou are replacing the pump or manifold assembly disconnect the pump from the manifold assembly 6 Ifyou are replacing the manifold assembly or inner chassis remove the dump valve cable from the wire clip on the inner chassis and detach the dump valve from the inner chassis Note Removal of the dump v
18. ctor push the mating pieces together until the latch locks in place Pressure Pressure connectors use friction to prevent accidental disconnects To remove a pressure connector grasp each connector mating half and pull the halves apart A Caution Do not use excessive force to disconnect the connector Excessive force may result in pulling the mounted connector off the circuit board To connect a pressure connector grasp each connector mating half and insert one half into the other ZIF zero insertion force ZIF connectors use a sliding outer piece that latches and unlatches to secure and release the flex cable ZIF cables cannot be successfully connected or disconnected without properly unlatching and latching the sliding outer piece A Caution Do not use excessive force when releasing pressure on the connector Excessive force may result in breaking the sliding outer piece To remove a ZIF connector A Caution Remove a flex cable only after the ZIF latch is open 1 Using a suitable tool for example a spudger or needle nose pliers slide the latching piece of the connector away from the connector body 2 Remove the cable To connect a ZIF connector 1 Slide the latching piece of the connector away from the connector body 2 Insertthe flex cable into the connector This may require using a suitable tool to keep the latching piece elevated 3 Slide the latching piece toward the connector body until it locks into p
19. em Oty 26 104126 PCBA mount 1 Service manual Miscellaneous parts Service kit fasteners material number 104127 Field replaceable units 53 No Item Oty 4 Screw M3 x 0 5 pan head 20 24 Screw 4 x 0 25 Plastite 20 13 Isolation bumper Service tool Material no Item 20 Oty 103521 Welch Allyn Service Tool CD 103820 Welch Allyn Service Tool Installation guide 103991 Welch Allyn Service Tool Gold license key ProBP Licenses Material no Item 3400 BT Bluetooth activation code 3400 SUREBP SureBP activation code Partners in Care service and support agreements Item Material no Item Material no Comprehensive Partnership Program 2 years Biomed Partnership Program 2 years 1 3400 Comprehensive Partnership S1 3400 2 Program 1 year S2 3400 Biomed Partnership Program 1 S2 3400 2 year S3 3400 Investment Protection S3 3400 2 Partnership Program 1 year Investment Protection Partnership Program 2 years S4 3400 Warranty Extension 1 year S4 3400 2 Warranty Extension 2 years 54 Field replaceable units Welch Allyn Connex ProBP 3400 digital blood pressure device service and repair training Material no Item PROBP3400REPW TRN Repair web training 55 Appendices Clean the device A WARNING Electric shock hazard Before cleaning the device disconnect the power cord from the power source and the device A WARNING Take care to prevent water or other fluid
20. evice can be used on the stand and mounting accessories Note Clean the device on a routine basis according to your facility s protocols and standards or local regulations Factory defaults Setting Default value Bluetooth Enable Unit of measure mmHg Pressure presets 160 mmHg Data management Auto overwrite MAP On Language English Disassembly and repair reference Screws The following table lists torque specifications for all screws Qty Location Type Size length Torque Bit type 1 Battery door Shoulder screw M3 x 0 5 3 0 in lb 0 5in lb 1 Phillips 2 Rear housing Pan head machine M3x0 5 6 0in Ib 0 5in lb 1 Phillips screw 4 PCBA mount Plastite 4 x 0 25 4 0 in Ib x0 5in Ib Torx T10 Service manual Connectors Appendices 57 Connector types Disassembly and repair procedures require that you disconnect and reconnect the following connector types Locking squeeze release Locking connectors use a latching mechanism to prevent accidental disconnection during assembly and use The latch is located on one end of a tab so it may flex and lock into place when coupled with its matching connector The tab provides a lever to release the latch When disconnecting squeeze to provide pressure on the tab to unlatch Some connectors have multiple latches that require you to press multiple tabs to release To remove a locking connector squeeze the release lever and remove the cable To connect a locking conne
21. f does not inflate the device displays inaccurate or no blood pressure readings or the device displays persistent NIBP errors The cuff deflates too slowly Possible cause An external connection or accessory is faulty An internal connection is faulty There is an air leak in the system or the air filter is occluded The pump is defective The blood pressure board is defective The main board is defective An occlusion in the system is blocking the valves The blood pressure board is defective The main board is defective Suggested action Verify all external connections Replace NIBP tubing and cuff Verify that the manifold assembly is properly connected to the pump valves and transducer Verify that the dump valve cable is securely connected to J10 on the main board Verify that the pump cable is securely connected to J80 on the blood pressure board Replace the manifold assembly Replace the pump Replace the blood pressure board Replace the main board Replace the manifold assembly Replace the blood pressure board Replace the main board System errors Symptom 00000001 Possible cause A system EEPROM error occurred Suggested action Cycle the device power 26 Troubleshooting Symptom 00000002 Welch Allyn Connex ProBP 3400 digital blood pressure device Possible cause A ModF error occurred Suggested action Replace the main board Cyc
22. from entering any connectors on the device Should this occur dry the connectors with warm air Check the accuracy of all operating functions A Caution The device is not heat resistant Do not autoclave The following agents are compatible with the device CaviWipes Sani Cloth Plus e 70 percent isopropyl alcohol e 10 percent chlorine bleach 90 percent water solution Note Clean the device on a routine basis according to your facility s protocols and standards or local regulations CaviWipes or Sani Cloth Plus Follow the cleaning agent manufacturer s guidelines 1 Using CaviWipes or Sani Cloth Plus wipe the surface of the device to remove all debris 2 Allow the device surface to dry for a minimum of 10 minutes before using the device 70 percent isopropyl alcohol Wipe the device with a clean cloth slightly dampened with 70 percent isopropyl alcohol 56 Appendices Welch Allyn Connex ProBP 3400 digital blood pressure device 10 percent chlorine bleach 90 percent water solution 1 Wipe the device with a clean cloth slightly dampened with a 10 percent bleach and 90 percent water solution 2 Rinse with a clean cloth slightly dampened with clean water 3 Allow the device surface to dry for a minimum of 10 minutes before using the device Clean the accessories Wipe the NIBP hose and any reusable cuffs with a damp cloth moistened in a mild detergent solution The same cleaning agents used to clean the d
23. gital blood pressure device Time Serial number MODF firmware version Specification Actual reading Max 5 Specification Actual reading 280 329 Pressure meter Service tool Specification Pass fail mmHg mmHg 3 mmHg mmHg mmHg 3 mmHg mmHg mmHg 3 mmHg 150 mmHg 250 mmHg mmHg mmHg 3 mmHg 47 Upgrades and licenses Welch Allyn supports software and license upgrades for this device Software upgrades when available may be purchased or provided at no charge to customers covered by a Welch Allyn Service Agreement The upgrades can be installed by either a Welch Allyn service center or by the customer using the service tool Silver or Gold edition Customers choosing to install software upgrades on their own will receive the software via the internet When ordering software provide the serial number of the device you wish to install the software on Licenses are available for purchase to enable additional software features Customers who want to install licenses themselves must have the service tool Silver or Gold edition installed on a PC with internet access Customers who have purchased a license receive an authorization code to enter in the service tool The code authorizes the service tool to download the license file from the Welch Allyn server The service tool then installs the license on the connected device enabling the new feature A more detailed description of the license process can be found in the service t
24. h Allyn Always use accessories according to your facility s standards and according to the manufacturer s recommendations and instructions Always follow the manufacturer s directions for use Welch Allyn recommends that only Welch Allyn service personnel or an authorized repair center perform warranty service unless otherwise specified in a service agreement Performing unauthorized service on a device that is within warranty will void the warranty Service manual Safety 7 Electrostatic discharge ESD SENSITIVE ELECTRONIC DEVICES OBSERVE PRECAUTIONS DO NOT SHIP OR STORE NEAR STRONG FOR HANDLING ELECTROSTATIC ELECTROMAGNETIC ELECTROSTATIC MAGNETIC OR RADIOACTIVE FIELDS SENSITIVE DEVICES A Aia A Caution Electrostatic discharge ESD can damage or destroy electronic components Handle static sensitive components only at a static safe workstation Caution Assume that all electrical and electronic components of the device are static sensitive Electrostatic discharge is a sudden current flowing from a charged object to another object or to ground Electrostatic charges can accumulate on common items such as foam drinking cups cellophane tape synthetic clothing untreated foam packaging material and untreated plastic bags and work folders to name only a few Electronic components and assemblies if not properly protected against ESD can be permanently damaged or destroyed when near or in contact wit
25. h electrostatically charged objects When you handle components or assemblies that are not in protective bags and you are not sure whether they are static sensitive assume that they are static sensitive and handle them accordingly Perform all service procedures in a static protected environment Always use technigues and eguipment designed to protect personnel and eguipment from electrostatic discharge Remove static sensitive components and assemblies from their static shielding bags only at static safe workstations a properly grounded table and grounded floor mat and only when you are wearing a grounded wrist strap with a resistor of at least 1 megohm in series or other grounding device Use only grounded tools when inserting adjusting or removing static sensitive components and assemblies Remove or insert static sensitive components and assemblies only with device power turned off Insert and seal static sensitive components and assemblies into their original static shielding bags before removing them from static protected areas Always test your ground strap bench mat conductive work surface and ground cord before removing components and assemblies from their protective bags and before beginning any disassembly or assembly procedures 8 Safety Welch Allyn Connex ProBP 3400 digital blood pressure device Overview Purpose and scope This service manual is a reference for periodic preventive maintenance and correct
26. il you press the power button or until the device shuts down automatically The device displays a system fault message that contains a wrench icon and a system fault code to aid service personnel and engineers in diagnosing the problem 22 Power up seguence Welch Allyn Connex ProBP 3400 digital blood pressure device Troubleshooting 23 Power This section lists symptoms that you might observe possible causes and suggested actions that might eliminate the problem These tables can help you diagnose and fix a problem They do not replace basic troubleshooting skills You must still trace the source of the problem to the board or module level to decide the best course of action Welch Allyn does not support component level repair to the board or module For available replacement parts see Field replaceable units The Welch Allyn Service Tool enables you to access the error log for this device The error log contains diagnostic information in the form of text string errors You can find descriptions of the text string errors in the service tool Help files along with potential corrective actions that do not require device disassembly If these corrective actions do not solve the problem reference the observed behavior in the tables below Note Numeric error codes displayed alongside the text string errors are for engineering evaluation purposes These codes are not intended for diagnostic use A WARNING Do not perform troubleshoo
27. ing state Down navigation button highlights the next option in the Display window or decreases numeric values Select button selects list item that has been highlighted Left navigation button highlights the Review tab in the Display window or highlights options to the left 18 Controls and indicators Welch Allyn Connex ProBP 3400 digital blood pressure device 19 Connections Mounting connection Battery door screw Blood pressure hose connection port USB external power cord connection port Ta p PA I 20 Connections Welch Allyn Connex ProBP 3400 digital blood pressure device 21 Power up seguence The device performs a power on self test POST each time it is powered on During power up the device performs a comprehensive self test of the software If software testing is successful the device then tests internal hardware If all tests are successful the device completes power up and the Home screen appears To perform the POST 1 Inserta fully charged battery into the device 2 Power on the device 3 Confirm the following a The backlight turns on b TheWelch Allyn startup screen appears and the product line logo appears at the bottom of the screen c TheHome screen appears If the internal self test is successful the device shows its normal functions with all values blank and the device is ready for operation If a system error is detected the device becomes inactive unt
28. is feature is not supported for all products and requires the service tool Gold edition for each supported product Recover devices In the rare case where a device can no longer boot because of corrupted firmware the service tool can connect the device to Welch Allyn Technical Support to reinstall the firmware Extensible The device accepts new plug ins to support future Welch Allyn products Some of these features are enabled for any user Silver edition Others require special user account privileges or a Welch Allyn service contract Gold edition If you require Gold level support for a Welch Allyn product contact Welch Allyn Technical Support 16 Overview Welch Allyn Connex ProBP 3400 digital blood pressure device 17 Controls and indicators N w gs e N co co Power on standby button controls power to the device Blood Pressure Start Stop button initiates a new blood pressure cycle from the Home screen Pressing again aborts an active blood pressure measurement This button returns user to the Home screen from any other screen on the device Up navigation button highlights the previous option in the Display window or increases numeric values Return button returns the user to the previous screen Right navigation button highlights the Settings tab in the Display window or highlights options to the right Charging LED indicates when device is connected to external power and battery charg
29. ithium ion battery Recycle the product separate from other disposables Keep dry USB connection Bluetooth radio is disabled or not paired EMC Framework of Australia Type BF applied parts Available for sale only upon order of a physician or licensed health care provider Service manual Symbols 3 B Serial number Manufacturer Reorder number S Call for maintenance Non ionizing electromagnetic radiation Regulatory Affairs Representative e A 4 Symbols Welch Allyn Connex ProBP 3400 digital blood pressure device Safety All users of this device must read and understand all safety information presented in this manual before using or repairing the device United States federal law restricts this device to sale distribution or use by or on the order of a licensed medical practitioner Warnings and cautions A A A A gt gt b gt WARNING Fire and explosion hazard Do not operate the device in the presence of a flammable anesthetic mixture with air oxygen or nitrous oxide in oxygen enriched environments or in any other potentially explosive environment WARNING The device might not function properly if dropped or damaged Do not use the device if you notice any signs of damage Qualified service personnel must check any device that is dropped or damaged for proper operation before putting the device back into use WARNING For proper patient electrical isolation and battery ch
30. ive service procedures for the device It is intended for use only by trained and qualified service personnel Corrective service is supported to the level of field replaceable units These include circuit board assemblies and some subassemblies case parts and other parts A Caution No component level repair of circuit boards and subassemblies is supported Use only the repair procedures described in this manual A WARNING When performing a service procedure follow the instructions exactly as presented in this manual Failure to do so could damage the device invalidate the product warranty and lead to serious personal injury Find instructions for functional testing and performance verification in the Welch Allyn Service Tool help files Service work not described in this manual must be performed by qualified service personnel at the factory or at an authorized Welch Allyn service center For information about servicing any other product see the service manual for that product Related documents When using this manual refer to the following Welch Allyn Connex ProBP 3400 Digital Blood Pressure Device Directions for Use part number 103701 Welch Allyn Service Tool CD part number 103521 Welch Allyn Service Tool Installation and Configuration Guide part number 103820 Welch Allyn website www welchallyn com Technical support services Welch Allyn offers the following technical support services Telephone support Ad
31. lace 58 Appendices Welch Allyn Connex ProBP 3400 digital blood pressure device Connector diagrams Main board connectors ID Connects with Type J1 J22 on the blood pressure ModF board Pressure J2 Battery Locking J3 External USB USB J5 Keypad ZIF J10 Dump valve Pressure Blood pressure board connectors J22 J80 Service manual Appendices 59 ID Connects with Type J22 J1 on the main NCE board Pressure J80 Pump Pressure
32. le the device power Verify that J22 on the blood pressure board and J1 on the main board are properly connected Replace the blood pressure board Replace the main board 27 Disassembly and repair These procedures provide instructions for device disassembly and board removal Except where otherwise noted the assembly procedure is the reverse of the disassembly procedure An exploded view of the assembly precedes disassembly instructions with callouts referencing the parts Each part s disassembly instructions might include one or both of the following e Reassembly notes This contains information specific to reassembly not addressed in the disassembly instructions When replacing the component This contains information specific to installing a replacement part For information about screws or connectors used in the device see Screws and Connectors in the appendices Note gt bpbDDDD gt ebPe gt After performing any of these procedures and before returning the device to service you must use the service tool Gold edition to complete the full suite of functional tests to ensure that all systems are operating within the design specifications For more information about these tests and the service tool see Functional verification and calibration If you do not have the service tool contact Welch Allyn Technical Support WARNING Electrical shock hazard Disconnect AC power before openi
33. ncillary products and equipment except those items that might be associated with the problem Recommendations for returning the lithium ion battery e Use ground transportation to return batteries e freturning multiple batteries package each battery individually e Donotconsolidate multiple batteries in a single package 12 Overview Welch Allyn Connex ProBP 3400 digital blood pressure device e Use packaging provided by Welch Allyn or the battery manufacturer e ftraveling by air do not pack a defective battery in checked or carry on baggage Packaging e Ifyou return the battery with the device remove the battery seal the battery in an antistatic plastic bag and place the battery in the position reserved for the battery in the original shipping carton near the device e Ifyou return the battery separately package the battery in the replacement battery s plastic bag and shipping box A WARNING Safety risk Do not ship any battery that has been physically damaged or shows signs of leakage unless you receive specific instructions which meet the requirements for the shipment of lithium batteries Dispose of damaged or leaking batteries in an environmentally safe manner consistent with local regulations Note In the United States the applicable regulations can be found in the Code of Federal Regulations CFR Refer to 49 CFR 173 185 for shipping lithium batteries by air or ground Use 49 CFR 172 102 sections 29 188 18
34. ng the device Disconnect and remove the battery before proceeding with disassembly Failure to do this can cause serious personal injury and damage to the device WARNING Risk of fire explosion and burns Do not short circuit crush incinerate or disassemble the battery WARNING Safety risk Do not attempt to service the device when the device is connected to a patient Caution Before disassembling the device disconnect the AC power cord and any attached accessories Caution Perform all repair procedures at a static protected station Caution When the device case is opened regard all parts as extremely fragile Execute all procedure steps with care and precision Caution Always protect the LCD When the main board is outside of the device case never rest the board on the LCD 28 Disassembly and repair Welch Allyn Connex ProBP 3400 digital blood pressure device A Caution Observe screw torque specifications especially with screws that secure directly into plastic standoffs A Caution To avoid mismatching screws and holes keep the screws for each piece with that piece as you remove modules and circuit assemblies Required tools and equipment 1 Phillips bit Torx T10 bit Torque driver calibrated for 3 0 in Ib 0 5 in Ib Torque driver calibrated for 4 0 in Ib 20 5 in Ib Torque driver calibrated for 6 0 in Ib 20 5 in Ib Needlenose pliers Tweezers Spudger nylon probe Disassemble the external housing 2 3
35. oducts including software upgrades for the service tool e Install updates and upgrades The service tool can read the firmware version for each module and check for available updates or upgrades e Create a work list The work list provides information about service actions referred to as work orders that are waiting for you to perform on your maintained devices Work orders may include periodic calibrations upgrades or license installations Service manual Overview 15 Schedule periodic maintenance You can use the service tool to set the service interval for each maintained device View and save logs You can download and save log files from the device for analysis to help diagnose and identify reported issues Create user accounts Administrators can create user accounts and set permission levels to control access to the features allowing one group to perform administrative tasks and another to perform service tasks Restricting access prevents the service tool from being used to make unauthorized changes on a connected device Perform calibration check You can use the service tool to test the system to ensure that its performance meets calibration specifications A calibration check is required to meet the periodic maintenance requirements Perform functional verification and calibration The service tool can check any system requiring calibration and if necessary calibrate the device to match the design specifications Th
36. ool The service tool is reguired to complete functional verification and calibration tests The Silver level service tool enables a calibration check to satisfy the recommended annual service To perform the calibration check execute each of the Silver level tests indicated in the table below A Service Record form is provided at the end of this chapter for documentation of the calibration check results If any of the Silver level testing shows an out of specification result use the Gold level service tool to perform a full calibration The Gold level service tool checks the functionality and calibration of the device As it checks the device the Gold tool also performs any needed calibration to bring the device within specifications This full suite of tests is required to complete a repair Each time you open the case you must use the Gold tool to test the device before returning the device to normal use For information about the service tool see the following e For instructions on installing and using the service tool see Welch Allyn Service Tool Installation and Configuration Guide e For instructions on performing these tests see the service tool s help files installed with the Welch Allyn Service Tool CD Tests performed by the service tool The service tool tests the following device functionality Test Silver Gold POST J LCD v Backlight LED J 44 Functional verification tests Welch Allyn Connex ProBP 3400 digital
37. ool help files Note When a license authorization code is used to activate the license the authorization code is married to the device serial number Save the license authorization code with the serial number for future use If the main board is replaced you will need the authorization code to reactivate the license Available upgrades and licenses The following upgrades and licenses can be added to each model s base configuration Supported software upgrades Software updates and upgrades are supported for the Host Controller and ModF Blood Pressure module New software upgrades are announced on the product page of the Welch Allyn website as they become available Licensed features Model Bluetooth SureBP 34XX 34BX e 48 Upgrades and licenses Welch Allyn Connex ProBP 3400 digital blood pressure device Model Bluetooth SureBP 34XF o o 34BF e e O Not available for this model Available for this model Included with this model 49 Field replaceable units This listing includes only field replaceable service parts Product accessories are listed separately in the directions for use Service kits are shown with the contents listed underneath each kit External housing IPC T ES T a LAE ee ae dd Service kit front housing material number 104097 No Item Oty 9 Front housing 1 9 Key panel 1 Individual
38. pairs on products under warranty must be performed or approved by Welch Allyn Refer all warranty service to an authorized Welch Allyn Service Center Obtain a Return Material Authorization RMA number for all returns to Welch Allyn A Caution Unauthorized repairs will void the product warranty Non warranty service Welch Allyn Service Centers support non warranty repairs Contact Welch Allyn Technical Support for pricing and service options Welch Allyn offers modular repair parts for sale to support non warranty service This service must be performed only by qualified end user biomedical clinical engineers using this service manual Service training for this product is available from Welch Allyn for biomedical clinical engineers For information go to www welchallyn com support technical monitoring suppt training htm Service manual Repairs Overview 11 A Welch Allyn Service Center must perform all repairs on products under warranty unless you have purchased a Welch Allyn support agreement allowing you to service the device while under warranty A Caution Unauthorized repairs will void the product warranty Qualified service personnel or a Welch Allyn Service Center should repair products out of warranty If you are advised to return a product to Welch Allyn for repair or routine maintenance schedule the repair with the service center nearest you Welch Allyn Technical Support If you have a problem with the device th
39. parts No Material no Item Oty 6 104098 Service kit side panels 2 50 Field replaceable units Welch Allyn Connex ProBP 3400 digital blood pressure device No Material no Item Oty 3 BATT11 Lithium ion battery 1 cell 1 2 3400 100 Battery door with screw 1 Chassis and manifold assemblies Service manual Service kit inner chassis material number 104099 Field replaceable units 51 No Item Oty 14 Inner chassis 1 11 Adhesive pad dump valve 1 Service kit manifold assembly material number 104120 No Item Oty 20 Pump manifold 1 16 Dump valve 1 17 Dump valve manifold 1 23 Step valve manifold 1 21 Blood pressure port 1 19 Air filter 1 Not shown 1 8 elbow fitting 1 Not shown L fitting 4 22 1 8 tubing 1 Not shown 1 16 tubing short 1 18 1 16 tubing long 1 11 Adhesive pad dump valve 1 Individual parts No Material no Item Oty 12 104121 Service kit pump 1 15 104122 Service kit battery contact assembly 1 21 104123 Service kit blood pressure port 1 52 Field replaceable units Welch Allyn Connex ProBP 3400 digital blood pressure device Circuit board assembly Service kit NCE PCBA material number 104124 Note Requires the service tool Gold edition to program No Item Oty 25 Main board 1 Service kit ModF PCBA material number 104125 No Item Oty 27 Blood pressure board 1 Individual parts No Material no It
40. rompted log on The Device list page appears d If any device tabs are open close them e Use the USB cable to connect the device to the computer f Ifthe device is not already on power it up The device name and serial number appear on the Device list page g Keep the service tool open so that you can access the serial number later in this procedure 2 Place the device into Pairing mode a Onthe device navigate to Settings gt Bluetooth radio b Confirm that Enable is selected c Select Pair The device indicates that it is in Pairing mode by displaying the message Pairing 3 Verify that the computer detects the device a Use the Bluetooth software on the computer to search for discoverable Bluetooth devices Consult the instructions provided by the software manufacturer The software detects the device and displays the device serial number b Verify that the serial number displayed by the B uetooth software matches the serial number displayed on the Device list page of the service tool If the Bluetooth software detects the device the radio is functioning properly Completion of the pairing process is not required for this test 46 Functional verification tests Service record Leak test Date Device name Technician Host Controller version LeakTest Overpressure test OverPressureTest Accuracy test Target pressure xb mmHg 0 mmHg 50 mmHg Welch Allyn Connex ProBP 3400 di
41. s is not damaged is installed with the correct polarity and is securely connected to J2 on the main board Replace the main board Symptom Possible cause The display is blank or cracked The display is faulty or the backlight is not on Suggested action Replace the main board Communication Symptom A button does not respond correctly Cannot communicate via the USB connection Possible cause An internal connection is faulty The key panel is defective The main board is defective The device is off The USB cable is faulty Incorrect PC configuration The main board is defective Suggested action Verify that the flex cable is securely installed in J5 on the main board Replace the front housing Replace the main board Verify that the device is powered on Replace the USB cable Testthe connection by connecting the device to a PC running the service tool Verify that the service tool is configured properly to communicate with the device See the service tool help files for more information Replace the main board Service manual NIBP Symptom Cannot communicate via the Bluetooth connection Possible cause Various causes The main board is defective Troubleshooting 25 Suggested action See the device directions for use for Bluetooth troubleshooting information before replacing modules within the device Replace the main board Symptom The cuf
42. sembly from the circuit board assembly Before you begin remove the following as described in this manual e Battery e Rear housing e Fronthousing and side panels 1 Disconnectthe pump power connector from J80 on the blood pressure board 2 Disconnectthe step valve manifold from the step valve on the blood pressure board a Ih 3 Disconnect the dump valve cable from J10 on the main board 32 Disassembly and repair Welch Allyn Connex ProBP 3400 digital blood pressure device t e 4 Disconnect the dump valve manifold from the pressure transducer on the blood pressure board 5 Lift the chassis assembly away from the circuit board assembly and disconnect the battery contact harness from J2 on the main board Reassembly notes See the Reassembly section for the recommended procedure to reassemble the device after the chassis and circuit board assemblies have been separated Service manual Disassembly and repair 33 Disassemble the chassis assembly No Item No Item 10 Manifold assembly 7 Isolation bumper 11 Adhesive pad dump valve 14 Inner chassis 12 Pump 15 Battery contact harness No Item No Item 16 Dump valve 20 Pump manifold 34 Disassembly and repair Wel
43. tic discharge ESD LLA UU tte IU ANUI L 7 RI P PES 9 Purpose and Scope iiu i Own deterret tre ie Pa tete ette ad dp eee pte AG FD 9 Technical support services ssssssse essent tentent tenente te tret tnten nn tentent 9 Recommended service intervals sese tette tentent retten 12 Configuration options esnie ienei REEE EAER a 13 The Welch Allyn Service Tool sese trennen RH IH HAN 14 Controls and IMGICATONS 5 ape RR DD ROD OCD 17 Connecnolion inda buo ac odo A nu LEE 19 Power up Sequence t aettutesat toca dro GC Que sc Qu tUa E YE ii 21 Troubleshooting uo ooi bu GY aY DO 23 ML ND HN Hr 23 Display nete fw A ede e Rieti densi e tel eee YDD du hae 24 COMMUNICATION zoe secedere rhe Re rt ito rt Y ser or AA ee Y WY deed 24 NIBP stacascden sas cces ctuseaceassasvateashctva tua sunt E a HAR 25 System erroTS aiii idi Ydw dwy cas Ri dd FF ATTAT TH FF tac av cates YU 25 Disassembly and repair oe dmecotpireoc antro s etas RG CR RD DDO 27 Required tools and equipment esent tentent tentent te ttn 28 Disassemble the external housing sese tette 28 Separate the chassis assembly from the circuit board assembly sss 31 Disassemble the chassis assembly sseseeeeete ettet tents 33 Disassemble the circuit board assembly ccscecsecsecseseeseseesesseesceeeseeeeseseeaeseeeteseeaseteateeeees
44. ting on a device that is emitting smoke or exhibits other signs of excessive overheating Disconnect the device from AC power and call Welch Allyn Technical Support immediately A Caution Replace parts components or accessories only with parts supplied or approved by Welch Allyn The use of any other parts can lead to inferior device performance and will void the product warranty Symptom The device does not power on Possible cause The battery is depleted The battery is defective An internal connection is faulty Suggested action Plug in the device and allow the battery to fully charge Replace the battery with a fully charged battery Verify that the battery contact harness is not damaged is installed with the correct polarity and is securely connected to J2 on the main board Verify that the flex cable is securely installed in J5 on the main board 24 Troubleshooting Display Symptom The battery does not charge or run time is low Welch Allyn Connex ProBP 3400 digital blood pressure device Possible cause The key panel is defective The main board is defective The battery is defective An internal connection is faulty The main board is defective Suggested action Replace the front housing Replace the main board Verify all external connections and allow the battery to charge for 6 hours If the problem persists replace the battery Verify that the battery contact harnes
45. vance replacement equipment Service agreements Service training 10 Overview Welch Allyn Connex ProBP 3400 digital blood pressure device e Replacement service parts e Product service For information on any of these services call the Welch Allyn Service Center nearest you Advance replacement When a device requires service by a Welch Allyn Service Center Welch Allyn can provide an advance replacement device to minimize downtime The replacement device will be shipped to you as soon as you request one and is yours to keep After you receive it you return your original device to Welch Allyn Replacement devices are available at no cost for warranty repairs or as defined by a service agreement Note Welch Allyn reserves the right to charge for advance replacement if the repair is not covered under warranty or if the original device is not returned Service options Partners in Care service agreements While product warranties provide basic assurance of Welch Allyn hardware quality they might not include the full range of services and support you need Welch Allyn offers premium service and support through our Partners in Care program Whether you service your own devices and require a minimum level of support or rely on us to service your device Welch Allyn provides a program that will meet your needs For more information visit our website at www welchallyn com or call your sales representative Warranty service All re
46. zard Never dispose of batteries in refuse containers Do not dispose of the battery in fire Always recycle batteries according to local regulations WARNING Improper handling of the battery can lead to heat generation smoke bursting or fire WARNING Do not remove the label from the battery WARNING Do not disassemble modify or solder the battery WARNING Do not directly connect or short circuit the positive and negative battery terminals WARNING To avoid short circuits keep battery terminals away from metal objects WARNING Do not expose the battery to temperatures higher than 80 C 176 F WARNING Safety risk When handling and storing lithium batteries avoid mechanical or electrical abuse Batteries might explode or cause burns if disassembled crushed or exposed to fire or high temperatures Do not short Always install with correct polarity Caution The device is not heat resistant Do not autoclave Caution To ensure thatthe device meets performance specifications store and use the device in an environment that maintains the specified temperature and humidity ranges Caution Do not operate the device in the presence of magnetic resonance imaging MRI or hyperbaric chambers General safety considerations If the device detects an unrecoverable problem it displays an error message For more information see Troubleshooting To ensure patient safety use only accessories recommended or supplied by Welc
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