Service Manual
Page 2
REMOTE CONTROL Transmitter: Signal range: Power supply: Infrared Approx. 5 meters. 16 ft. Continuous Power output (DIN) 75 watts X 5 at 6 ohms Maximum Power output (EIAJ) 100 watts X 5 at 6 ohms Total Harmonic Distortion: 0.08% at rated power (Front) IM Distortion: Damping Factor: 0.08% at rated power (Front) 60 at 6 ohms, 2 chan- X-DS474 SPECIFICATIONS AMPLIFIER SECTION...
REMOTE CONTROL Transmitter: Signal range: Power supply: Infrared Approx. 5 meters. 16 ft. Continuous Power output (DIN) 75 watts X 5 at 6 ohms Maximum Power output (EIAJ) 100 watts X 5 at 6 ohms Total Harmonic Distortion: 0.08% at rated power (Front) IM Distortion: Damping Factor: 0.08% at rated power (Front) 60 at 6 ohms, 2 chan- X-DS474 SPECIFICATIONS AMPLIFIER SECTION...
Service Manual
Page 5
... terminals. I Request signal input terminal from DSP IC. 0 Output terminal to DSP IC. 0 Reset signal output terminal to DSP ICs. I MPEG detection Input terminal from remote controller 79 Vload Power supply terminal. 80-88 P9-P1 0 Muting control output terminal for tuner section 89-100 12G-1G I/O Description 0 Muting control output...
... terminals. I Request signal input terminal from DSP IC. 0 Output terminal to DSP IC. 0 Reset signal output terminal to DSP ICs. I MPEG detection Input terminal from remote controller 79 Vload Power supply terminal. 80-88 P9-P1 0 Muting control output terminal for tuner section 89-100 12G-1G I/O Description 0 Muting control output...
Service Manual
Page 8
...P206A 25055804 NPLG-4P760 P205A 25055805 NPLG-16P761 P242A,P305A 25055705 NPLG-9P661 P303A 25055807 NPLG-18P763 P304A 25055708 NPLG-12P664 TX-DS474 C1003 354721019 100 F,6.3V,Elect. C7319 375524744 0.47 A F±5%,50V,Plastic C7414,C7416 355741009 10 u F,16V,Elect...22241351 MPD780206GF-051 O7301 22241218R3 CS4226-KQ Q7401 22241219R3 or DSPF56009FJ88 or 22241235R3 XCF56009FJ88 Q7402 22241101R2 LC32464M-80 Remote sensor U7001 241305 GP1U281X Transistors Q7002 2214490R2 RN1404 Q7003 2214540R2 RN2403 O7005,O7006 2213143R2 2SC2712-O Diodes D1001 223234R2...
...P206A 25055804 NPLG-4P760 P205A 25055805 NPLG-16P761 P242A,P305A 25055705 NPLG-9P661 P303A 25055807 NPLG-18P763 P304A 25055708 NPLG-12P664 TX-DS474 C1003 354721019 100 F,6.3V,Elect. C7319 375524744 0.47 A F±5%,50V,Plastic C7414,C7416 355741009 10 u F,16V,Elect...22241351 MPD780206GF-051 O7301 22241218R3 CS4226-KQ Q7401 22241219R3 or DSPF56009FJ88 or 22241235R3 XCF56009FJ88 Q7402 22241101R2 LC32464M-80 Remote sensor U7001 241305 GP1U281X Transistors Q7002 2214490R2 RN1404 Q7003 2214540R2 RN2403 O7005,O7006 2213143R2 2SC2712-O Diodes D1001 223234R2...
Service Manual
Page 15
...voltmeter to counter clockwise. Confirm the voltage of Current detection circuit Press and hold down CD button, then press SPEAKERS-MAIN and SPEAKERS-REMOTE buttons at the same time. Confirm that the speaker relay turns ON approximate. 5 seconds after the power switch is turned ON.... terminal of protection circuit 1. Coneect Differentiator below and apply the 50Hz square signal to MULTI CHANNEL INPUT terminals with no load. TX-DS474 Idling current adjustment Before Idling adjustment, turn POWER to MULTI CHANNEL INPUT terminals with no load. Confirm that the reading of DC...
...voltmeter to counter clockwise. Confirm the voltage of Current detection circuit Press and hold down CD button, then press SPEAKERS-MAIN and SPEAKERS-REMOTE buttons at the same time. Confirm that the speaker relay turns ON approximate. 5 seconds after the power switch is turned ON.... terminal of protection circuit 1. Coneect Differentiator below and apply the 50Hz square signal to MULTI CHANNEL INPUT terminals with no load. TX-DS474 Idling current adjustment Before Idling adjustment, turn POWER to MULTI CHANNEL INPUT terminals with no load. Confirm that the reading of DC...
Service Manual
Page 30
PACKING VIEW MODEL TX-DS474 6 • ii J Bot tan TX-DS474 5 5 4 7 9 REF. NO. 1 2 3 4 5 6 7 9 PART NO. 29091869B 29100034-1A 261504 29110071 282301 29053406 29053407 29053408 29053409 29053412 29362423 29362426 29362427 29362429 29100097-1A 29365019B 29358002K 29342663 ... EAN Label EAN 350*250,Styrene bag Warranty card Service Station list Instruction manual E Instruction manual GDSW Instruction manual FSI Instruction manual T RC-385S, Remote controller UM-3, Battery NMA-3057, AM loop antenna FM antenna CV-K-1, Conversion plug YAE21-0237, Antenna adapter -69-
PACKING VIEW MODEL TX-DS474 6 • ii J Bot tan TX-DS474 5 5 4 7 9 REF. NO. 1 2 3 4 5 6 7 9 PART NO. 29091869B 29100034-1A 261504 29110071 282301 29053406 29053407 29053408 29053409 29053412 29362423 29362426 29362427 29362429 29100097-1A 29365019B 29358002K 29342663 ... EAN Label EAN 350*250,Styrene bag Warranty card Service Station list Instruction manual E Instruction manual GDSW Instruction manual FSI Instruction manual T RC-385S, Remote controller UM-3, Battery NMA-3057, AM loop antenna FM antenna CV-K-1, Conversion plug YAE21-0237, Antenna adapter -69-