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D

D--7

70

0

SERVICE MANUAL

Multi D/A Converter

Effective : October, 2002

S-0077A

CONTENTS

1  SPECIFICATIONS 

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2

2  ADJUSTMENTS AND CHECKS 

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3

3  EXPLODED VIEWS AND PARTS LIST 

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5

4  PC BOARDS AND PARTS LIST 

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9

5  INCLUDED ACCESSORIES 

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17

NOTES

PC boards shown are viewed from parts side.

Parts marked with * require longer delivery time.

The parts with no reference number or no parts number in the
exploded views are not supplied.

As regards the resistors and capacitors, refer to the circuit diagrams
contained in this manual.

£

Parts marked with this sign are safety critical components. They

must be replaced with identical components - refer to the appropriate
parts list and ensure exact replacement.

Parts of [ ] mark can be used only with the version designated.

[US]:U.S.A. [C]:CANADA [E]:EUROPE 

Summary of Contents for D-70

Page 1: ...d with require longer delivery time The parts with no reference number or no parts number in the exploded views are not supplied As regards the resistors and capacitors refer to the circuit diagrams c...

Page 2: ...RCA x 1 system 2 20Vrms 0 1V 47k XLR x 1 system 2 20Vrms 0 1V 600 Digital output TOS x 1 21 to 15dBm peak WORD SYNC output BNC x 2 TTL 75 General Power supply AC 230V 50Hz Europe model AC 120V 60Hz U...

Page 3: ...sion information uComVer X XX is displayed Then at each press of the INPUT SELECTOR button the RDOT version information RDOTver XXXX and the RAM version information RAMversionXX are displayed in seque...

Page 4: ...are within the specified values with respect to the 1kHz reference level Specifications 20Hz 20kHz 0 1dB FIR mode 20Hz 20kHz 0 1dB CUSTOM mode 20kHz 3 1dB RDOT mode The DIGITAL FILTER button cycles t...

Page 5: ...EXPLODED VIEW 1 5 1 2 3 4 5 6 6 7 7 8 8 9 0 q q q w w e r t y u i o p a s s d f g h j k l 2 z c Q Q Q Q 3 v b x 3 EXPLODED VIEWS AND PARTS LIST...

Page 6: ...21 M01254700A FILTER 1 22 M01380300A SPACER LENS 1 23 M01380200A HOLDER LENS 1 24 M01380100A HOLDER BUTTON 1 25 M00404600A CPRSN SPRING KNOB 1 26 M00393102A BUTTON ASSY D 8 BR 1 27 M01380000A ESCUTCH...

Page 7: ...EXPLODED VIEW 2 7 1 2 2 3 4 5 6 7 8 9 0 q w e r t y u i o p a s s d f g h j k k l z x c v...

Page 8: ...20 E95134400A PCB ASSY WORD 2 21 5730041200 INSULRING IU 7 16 2 22 M01385100A BRACKET SHLD PLT 2 23 M01378700A CHASSIS SIDE L 2 24 M01379200A CHASSIS CENTER L 2 25 E00690220A POWER TRANSFORMER ANALOG...

Page 9: ...9 DIGITAL PCB This PCB is a four layered board 4 PC BOARDS AND PARTS LIST...

Page 10: ...10 ANALOG PCB This PCB is a four layered board...

Page 11: ...11 FRONT PCB TOGGLED PCB WORD PCB BAL SW PCB...

Page 12: ...12 PWR ANA PCB PWR DIGI PCB PWSW PCB INLET PCB...

Page 13: ...C TC74VHCU04F U110 S0047794 IC TC74VHCT08AF U111 U112 S0038210 IC NJM317F U113 S0047403 IC BA05FP U114 S0025614 IC TC74VHCT541AFEL U115 S0047794 IC TC74VHCT08AF DIGITAL PCB ASSY REF NO PARTS NO DESCRI...

Page 14: ...2KOHM F R346 R446 R0108871 RN 1 4W 9 1KOHM F R347 R447 R0108871 RN 1 4W 9 1KOHM F R348 R448 R0108871 RN 1 4W 9 1KOHM F R349 R449 R0108871 RN 1 4W 9 1KOHM F R350 R450 R0108861 RN 1 4W 8 2KOHM F R351 R4...

Page 15: ...0A PCB BAL SW P310 13121313 CONNECTOR S2B EH S301 13223118 SW TOGGLE 8A1011 PWR DIGI PCB ASSY Part of GATHER PCB B ASSY REF NO PARTS NO DESCRIPTION E95134000A PCB ASSY PWR DIGI US C E95134050A PCB ASS...

Page 16: ...A T LAG US C F601 F604 E0077630 FUSE 2 0A T LAG E P601 5336303600 CONN PLUG B6B EH WHT P602 5336307300 CONN PLUG B3B EH Y YEL P603 5336305300 CONN PLUG B3B EH R RED P604 5336309300 CONN PLUG B3B EH K...

Page 17: ...ARTS NO DESCRIPTION REMARKS D00712900A OWNER S MANUAL 6MULTI E00699710A REMOTE CONTROL UNIT RC 891 5347007000 BATTERY UM 3 5350018800 POWER CORD SET 3P US C 15922303 POWER CORD SET 3P E M01499300A CUS...

Page 18: ...8 11 5 13 3 16 4 12 INA INA INB INB INC INC IND IND GND OUTD OUTC OUTB OUTA VCC EN EN U116C 74VHC125 9 8 10 U136 74LCX541 2 3 4 5 6 7 8 9 1 19 18 17 16 15 14 13 12 11 20 10 A1 A2 A3 A4 A5 A6 A7 A8 G1...

Page 19: ...EF1 P71 SO2 TXD0 P20 SI1 P22 SCK1 P24 RXD1 P26 S00 SB1 P40 AD0 P42 AD2 P44 AD4 P46 AD6 P50 A8 P52 A10 P55 A12 VSS1 P57 A15 P61 P63 P66 WAIT P30 T00 P32 T02 P34 TI2 P36 BUZ P120 RTP0 P122 RTP2 P124 RTP...

Page 20: ...S 1 2 R320 22 1 2 C RA304 RGLE4X103J 1 2 3 4 5 C913 47 25V 1 2 U306C PC3Q66Q 5 6 12 11 R408 3 9K 1 2 C310 47 16V OS 1 2 R305 10 1 2 P305 EH3 1 2 3 C408 47 16V OS 1 2 U338C 74HC14 5 6 C401 0 1 1 2 U330...

Page 21: ...00p 1 2 R370 1 0K 10mm 1 2 C337 0 1 1 2 C344 47 25V 1 2 D304 S5688G R382 910 10mm 1 2 C495 220p 1 2 C342 22 25V 1 2 U425 OP184 1 2 8 3 4 5 6 7 C498 220 25V 1 2 VR301 0 5mm R380 NM 10mm 1 2 C453 47 16V...

Page 22: ...24 25 26 27 28 30 29 31 32 33 34 35 36 37 38 39 41 43 59 57 55 53 51 49 50 48 47 45 DIG11 DIG09 DIG00 RESET DIG12 DIG14 VCC SEG01 SEG03 SEG05 SEG07 SEG19 SEG17 DIG10 SEG13 SEG15 DIG08 DIG05 DIG04 DIG...

Page 23: ...1 2 D603 FE5D 1 2 C507 0 1 1 2 R601 1K 1 2 R511 100 1 2 R501 1K 1 2 F502 T2A L 250V 1 2 D515 FE5D 1 2 C611 3900 25V 1 2 C618 3900 25V 1 2 C535 0 1 1 2 C701 0 0047 250V 1 2 C515 100 50V 1 2 C614 3900...

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