PDF Manual - Sigma Technology Systems
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1. wanted tel ia BSG 26AN BSG26AP NTSC STANDARD PAL STANDARD REFERENCE COMPOSITE BLACK SIGNAL GENERATOR With OPTIONAL SDI OUTPUT INSTRUCTION MANUAL SDI ANALOG ps SIGMA ELECTRONICS 1027 Commercial Avenue East Petersburg PA 17520 0448 Phone 717 569 2681 Fax 717 569 8628 www sigmaelectronics com F BSG 26A SERIES IMPORTANT SAFETY INSTRUCTIONS ELECTRONICS Explanation of symbols used The following symbols appear on the product A av DANGER ATTENTION Protective Ground Fuse Replacement AC High Voltage Refer to Manual earth Terminal RISK OF FIRE Power REPLACE FUSE AS MARKED Read these instructions Keep these instructions Heed all warnings Follow all instructions Do not use this apparatus near water Clean only with a damp cloth Do not block any of the ventilation openings Install in accordance with the manufactures instructions Do not install near any heat sources such as radiators heat registers stoves or other apparatus including amplifiers that produce heat Do not defeat the safety purpose of the polarized or grounding type plug A polarized plug has two blades with one wider than the other A grounding type plug has two blades and a third grounding prong The wide blade or the third prong are provided for your safety When the provided plug does not fit into your outlet consult an electrician for replacement of the obsolete outlet Protect the power cord form2. which has been subjected to misuse neglect improper installation use in violation of instructions furnished or accident It does not extend to products that have been modified from original design outside the factory Nor does it extend to units from which the serial number has been removed defaced or changed Nor does it extend to accessories not of Sigma Electronics Inc manufacture 3 of 4 All specifications drawings dimensions weights and other details are subject to change without notification Information is intended to give a general performance and operation guideline of the product Sigma Electronics Inc P O Box 448 1027 Commercial Avenue East Petersburg PA 17520 0448 Main Office Tel 717 569 2681 Fax 717 569 4056 REV1 October 06 BSG 26A BSG 26A SERIES af ELECTRONICS SERVICE MANUAL CAUTION These servicing instructions are for use by qualified personnel only To reduce the risk of electric shock do not perform any servicing other than that contained in the operating instructions unless you are qualified to do so Refer all servicing to qualified service personnel Explanation of symbols used The following symbols appear on the product a 469 A DANGER ATTENTION Protective Ground Fuse Replacement High Voltage Refer to Manual earth Terminal RISK OF FIRE REPLACE on FUSE AS MARKED Read the IMPORTANT SAFETY INSTRUCTIONS before installing or operating this equipment Keep this information in an acce
3. CTRONICS WARNING To reduce the risk of fire or electric shock do not expose this apparatus to rain or moisture GENERAL The BSG 26AN and BSG 26AP are Black Signal Generators which provide six 6 blackburst signal outputs or with the addition of the Optional SDI Output Accessory two of the six outputs are converted to SDI Digital signals The outputs are driven from the same internal source to ensure system synchronization The design of the units provides suitable operation for applications from complex total system timing to laying black on tape The blackburst signal is digitally derived from a temperature compensated oscillator These units provide a stable output and do not require any adjustments during operation The outputs are present when power is applied The BSG 26AN NTSC version provides outputs per RS 170A SMPTE 170M standards The BSG 26AP PAL version provides outputs per CCIR 6244 standards Specifications are provided in the SPECIFICATIONS section POWER The BSG 26A Series accommodates a wide range of line voltage from 90 VAC minimum to 255 VAC maximum The line frequency range is 50 to 60 Hz The units utilize an IEC 320 inlet to accommodate the proper power cord set for the line voltage connectors used in any geographical area The combination of the wide voltage range and universal inlet contributes to the diversity of applications where the BSG 26A will supply a dependable source of black signal An externally accessi
4. being walked on or pinched particularly at plugs convenience receptacles and the point where they exist from the apparatus Only use attachments accessories specified by the manufacture Unplug this apparatus during lightning storms or when unused for long periods of time Refer all servicing to qualified service personnel Servicing is required when the apparatus has been damaged in any way such as power supply cord or plug is damaged liquid has been spilled or objects have fallen into the apparatus the apparatus has been exposed to rain or moisture does not operate normally or has been dropped Interference Information NOTE This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense This Class A digital apparatus meets all requirements of the Canadian Interference Causing Equipment Regulations 1 OF 4 BSG 26A SERIES INSTRUCTION MANUAL ELE
5. ble fuse provides circuit protection Figure 1 FRAMES The BSG 26A units are assembled in a stand alone box The metal enclosure provides desirable shielding from external EMI RFI noise sources See the section on SPECIFICATIONS for recommended operational conditions The units are capable of rack mounting with the optional RMK 26 Rack Mount Kit This 1RU rack mount does not require blank panels for unused portions A total of three 3 Series 26 units may be mounted with a single RMK 26 CONNECTIONS The connectors are located on the rear panel BNC connectors are used for the six outputs When the Optional SDI OUT kit is installed Outputs 5 and 6 change to SDI signals Each of the outputs are designed to drive a 75 O load The outputs must be terminated by a single end of line 75 O termination to ensure proper signal level Unused Analog outputs do not require a 75O terminating resistor however Unused Digital outputs are best when terminated a O Or O Q Q Q 100 44 0Y 50 60Hs BSG 264 REAR PANEL Figure 1 2 of 4 SWITCH SETTINGS Switch settings are provided for custom configuration No switch settings change for normal Black Signal operation See the Service Manual for details Note Altering the switch settings should be attempted by qualified personnel only ADJUSTMENTS Adjustments are provided for custom configuration No adjustments are required for normal Black Signal operation Note Adjustments to be perfo
6. rmed by qualified personnel only SPECIFICATIONS OUTPUTS BSG 2AN a E eeetcaes 6 Blackburst per RS 170A NTSC SMPTE 170M BSG26AP a aun s 6 Blackburst per CCIR 624 4 PAL FE Vi iien In accordance with standards specified SCHIPRHA SE ors ne etaes ey 0797 SCHAF JITTER erpa lt 2 p SETUP oa a OAA Switch Selectable 7 5 O IRE MASTER CRYSTAL STABILITY 27 000000 MHz TCXO NTSC PAL Initial n 1 PPM vs TiMe 08 1 PPM Year vs Temperature 1 PPM 0 to 50 C CONNECTORS virne a BNC OPTIONAL SDI OUT 0088 Conforms to ANSI SMPTE 259M for Component Digital Signals POWER VOLTAGE RANGE eccsccctutstucaeelestedase 100 to 240 VAC 10 6 90 to 255 VAC LINE FREQUENCY cccceeeeeee ee 50 to 60 45 47 to 63 Hz POWER CONSUMPTION 8 Watts nominal 10 Watts max CONNECTOR teenete ei Power IEC 320 ENVIRONMENTAL OPERATIONAL TEMPERATURE 32 to 122 F 0 to 50 C MECHANICAL DIMENSIONS crines R 1 75 H x 5 5 W x 8 5 D 44 5 x 140 x 216 mm SHIPPING WEIGHT 00008 4 Ib 1 8 kg WARRANTY Sigma Electronics Inc warrants that its products are free from defective material and workmanship at the time of shipment from Sigma Electronics The products will possess the electrical characteristics as set forth in the specifications for a warranty period of five years This warranty does not include any Sigma Electronics product or part thereof
7. rvice the units Sigma Electronics Inc recommends service to be performed by the Factory Service Center 4 OF 4
8. ssible location for reference by all users Follow all instructions in this manual for safe operation SWITCH SETTINGS The following witch settings are located on the PCB inside the enclosure They are provided for custom configuration of the BSG 26AN and BSG 26AP The modules should not require any adjustments for normal Black Signal operation S2 1 Output format selection Open PAL Closed NTSC S2 2 Switch must be set to closed position S2 3 Setup selection Open Setup ON Closed Setup OFF S2 4 Switch must be set to closed position ADJUSTMENTS The following adjustments are located on the PCB inside the enclosure They are provided for custom configuration of the BSG 26AN and BSG 26AP The modules should not require any adjustments for normal Black Signal operation R45 Gain adjust R46 DC Offset adjust DISASSEMBLY NOTE REMOVE THE IEC320 POWER CABLE FROM THE BACK OF THE UNIT BEFORE DISASSEMBLY Disassembly is not necessary for normal Black Signal operation Tools needed 1 Phillips head screw driver Procedure 1 Remove the four 4 rear panel Phillips head machine screws one per corner 2 Remove the electrical assembly by pulling the rear panel from the enclosure the PCB is attached to the rear panel TECHNICAL MANUAL A manual including schematics circuit description parts list and setup guide is available upon request This information is intended for the service of the unit Only qualified personnel should se
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