MSA-T Hardware Revision C User Manual
Contents
1. T T T T T T IC3 eme c3 t LP amp C4 R R2 ml col E I aS IS E p FEEF 2008 Sonarcana LLC Page 9 11 Highly Liquid MSA T Hardware Revision C Figure 6 4 Multiple Device Chain MIDI CONNECTOR 7 0 Outputs 7 1 Electrical Specifications e Maximum Switching Voltage 24 VDC AC loads are not compatible e Maximum Sink Current 250 mA 7 2 Output Wiring Each MSA T output is a NPN Darlington transistor which can be used as an on off switch Figure 7 1 shows the MSA T output schematic Figure 7 2 shows an example output circuit The voltage and current draw of the load must not exceed the maximums stated above Example loads are relay coils solenoids motors LEDs lights or any other DC device When the MSA T output is off the negative terminal of the load floats and no current passes through the load When the MSA T output is on the negative terminal of the load 1s effectively connected to ground causing current to flow through the load The diode in the diagram is a protection diode which prevents damage to the MSA T during switching It is only necessary for inductive loads such as motors solenoids relay coils etc 8 x 1N4004 diodes are included with the MSA T for use as protection diodes 2008 Sonarcana LLC Page 10 11 Highly Liquid MSA T Hardware Revision C Figure 7 1 Output Schematic AEREAS Figure 7 2 Output Wiring Examp2. 0 0 30 O 2008 Sonarcana LLC Page 6 11 Highly Liquid MSA T Hardware Revision C 5 0 Power Supply To operate the MSA T must be connected to a battery or other DC power supply A wall adapter supply with appropriate specifications may be used Power supply requirements e Maximum output voltage 12VDC e Minimum output voltage 7 5VDC e Current capacity no load on Regulated 5V Output 110mA or greater e Current capacity loaded Regulated 5V Output Varies with 5V load current Wire the battery or power supply to the MSA T POWER IN terminals as shown in Figure 5 1 The negative terminal of the battery or power supply is connected to MSA T ground marked G The positive terminal of the power supply or battery is connected to the terminal marked The Regulated 5V Output POWER OUT terminals can supply up 500mA of output current Loading the Regulated 5V Output may cause increased heating of the voltage regulator IC3 Attach a heat sink to the regulator 1f necessary Do not attach a power supply to the POWER OUT terminals of the MSA T Figure 5 1 Power Supply Wiring NAHL NAHL NI A A EE ISTA M D 44 LED2 A TPIP di 41 aD 41 aD 41 aD ees ll aD 41 aD IC3 ema C3 LS d BATTERY OR DC POWER SUPPLY O 2008 Sonarcana LLC Page 7 11 Highly Liquid MSA T Hardware Revision C 6 0 MIDI Wiring The MSA T features a MIDI IN and dual MIDI THRU por
3. Highly Liquid MSA T Hardware Revision C AO A ee MSA T Hardware Revision C User Manual Updated 2009 11 12 Additional documentation available at http highlyliquid com support 2008 Sonarcana LLC Page 1 11 Highly Liquid MSA T Hardware Revision C Table of Contents LO a e OA dto 2 20 Assemb Toi O S o seitdem sy adewaaet ao adage ausdac eet sae wads dede adu e se MED 2 DA KARE TING TIIN T E 5 4 0 Mechanical Drawing aaaaeeeeeeeeeeeanaaaanannananannannna nana SERA SERERE RAS S RYE aa 6 ERE eiue el D T T UT 7 6 0 MICA pa 8 A EN nn E eee ne mci eee 10 TL Electrical CCC ANON S oo aer 10 EE eui OU NmA ECO O mm O E o RO 10 1 0 Important Safety Information To prevent damage to the MSA T and connected devices and to prevent personal injury e Carefully follow the assembly instructions Assembly errors can cause overheating and excess power consumption The electrolytic capacitors contained in the kit may explode if mounted backwards e Take reasonable static control precautions when assembling amp handling the kit This product includes ESD sensitive parts e Use an appropriate power source e Do not exceed the electrical specifications of the MSA T transistor outputs 2 0 Assembly Instructions The MSA T consists of a printed circuit board PCB Figure 2 1 and several electronic components which must be mounted on the PCB by soldering Use conventional
4. Mount socket on circuit board first then insert IC into socket Notched end must match notch in the circuit board legend 2008 Sonarcana LLC Page 3 11 Highly Liquid MSA T Hardware Revision C Table 2 1 Parts List Continued Part Image Notes Mount socket on circuit board first then insert IC into socket End marked with dot must match notch ic2 EB in the circuit board legend IC3 HN Pin 1s on the left in the photo Pin 1 must match dot on the circuit board legend a Hex inverter Mount socket on circuit board first then insert IC into socket Notched end must match IC4 l ae notch in the circuit board legend LEDI TON LED2 _ Polarity the short lead must match the flat side on the circuit board legend Either of the following 15 e 1kQ resistor marked with the following color bands brown black red gold RO R7 e 470 resistor marked with the following color bands yellow violet brown gold Mount resistor vertically on end R8 10kO resistor marked with the following color bands brown black orange gold Adm ii 2200 resistor marked with the following color bands red red brown gold E 1kQ resistor marked with the following color bands brown black red gold RNI wm Resistor Netowrk Pin 1 marked with a dot must be inserted in the small box on the circuit board legend SWI wai DIP Switch Numbers on switch should m
5. atch numbers on circuit board legend TO T7 NPN Darlington transistor TIP 122 From left to right in photo leads are B C E Match the leads with the legend on the circuit board Do not confuse with IC3 2008 Sonarcana LLC Page 4 11 Highly Liquid MSA T Hardware Revision C 3 0 Feature Diagram ACTIVITY LED MIDI TERMINALS Blanes ia La DIP SWITCH POWER INPUT REGULATED 5V OUTPUT a ta a oi Ead d ad oa POWER LED y du lids t MIDI CONTROLLED OUTPUT TERMINALS Activity LED Indicates MIDI activity see MSA Firmware User Manual MIDI Terminals 1 x Standard MIDI IN port and 2 x Standard MIDI THRU port DIP Switch Sets MIDI channel and or note response see MSA Firmware User Manual Power Input Connect DC power supply or battery here Regulated 5V Output 5VDC output Not MIDI controlled Power LED Indicates presence of power supply MIDI Controlled Output Terminals Transistor outputs Each A terminal is connected to the collector of a TIP122 NPN Darlington transistor B terminals are not used O 2008 Sonarcana LLC Page 5 11 Highly Liquid MSA T Hardware Revision C 4 0 Mechanical Drawing 76 2mm 3 00 JE Y z String s plad Ur LED2 apo kal I ALA AULA 7 E em c3 E o T 0 9 I DEEP 47 0mm e ofokrordoRfololYo 2 75 ielielislislteltslte 00 0 ojo olo 0 0 ojo ojo ojo ol A BIA Bla BIA BIA BIA BIA BIA dy a sm 0 18 61 0mm 2 40 7 6mm 7 6mm 0 3
6. le NYHL NYHL ua levee lout WE Ur LED2 aL 000 00 0 00 E 1 41 qi di qi al IC3 ege c3 i x IC4 LOAD POWER SUPPLY 2008 Sonarcana LLC Page 11 11
7. tin lead solder or lead free solder When soldering always wear eye protection and work in a well ventilated area Before assembly examine all of the components in the kit and identify them using the parts list Table 2 1 Some parts may be packaged separately inside the kit for easier identification Follow the assembly instructions for each component in Table 2 1 Location is indicated by the white legend on the PCB Mount amp solder the smallest components first then proceed with components of increasing size Insert parts into the top legend side of the board and apply solder to the underside Masking tape may be used to temporarily hold smaller components in place After soldering is complete trim the component leads from the underside of the PCB 2008 Sonarcana LLC Page 2 11 Highly Liquid MSA T Hardware Revision C Figure 2 1 MSA T PCB a3 RO O A T OJ 04 Ou LI oL o i CET ih ccm E x 4 Table 2 1 Parts List Part Image Notes Cl CA 0 1uF capacitor Polarity none C5 Electrolytic capacitor Polarity the positive lead the longer of the two must match the symbol on C6 the circuit board legend DI a Small signal diode Polarity dark band on diode must match the white band on the circuit board legend D2 E Rectifier diode Polarity white band on diode must match the white band on the circuit board legend IC a Microcontroller
8. ts The incoming MIDI signal on the MIDI IN port is replicated exactly and output on each of the MIDI THRU ports Figure 6 1 shows the typical connection to other MIDI devices Either or both of the THRU ports can be used MSA T MIDI ports may be wired to MIDI connectors The MIDI standard specifies a 5 position DIN connector Figure 6 2 shows MIDI receptacle pin numbering The MIDI signal is carried by pins 4 amp 5 Pin 2 is connected to ground at the OUT or THRU side of the MIDI link and is left unconnected at the IN side of the link Pins 1 amp 3 are unused Connector pin numbers are marked on the MSA T PCB See Figure 6 3 Multiple MSA T units or other MIDI devices can be chained together For this purpose MIDI connectors can be bypassed the THRU port of one unit can be wired directly to the IN port of the next device in the chain See Figure 6 4 Figure 6 1 MIDI IN THRU 4 4 KEYBOARD NEXT SEQUENCER DEVICE ml i a E NEN END MA NN OR OTHER IN CHAIN MIDI IN MIDI OUT MIDI il f CONTROLLER NHL NH o Aur a E El 900 0000 OE 1 di 1 n es 1 a IC3 emo c3 i O 2008 Sonarcana LLC Page 8 11 Highly Liquid MSA T Hardware Revision C Figure 6 2 MIDI Receptacle Pin Numbering MATING SIDE SOLDER TERMINALS Figure 6 3 MSA T Remote MIDI Receptacle Wiring e l l 9 nar L WI E L N3HL 1 NI S S zis vd MIDI RECEPTACLES MATING SIDE 3 1 4 4 DP LED2 ap R15 Y 9 UIC O OJO GE
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