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A

AG

G--D

D9

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26

60

0

SERVICE MANUAL

AV Digital Home Theater Receiver

Effective : January, 2002

S-0000A

NOTES

PC boards shown are viewed from parts side.

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 [UK]:U.K.

Summary of Contents for AG-D9260

Page 1: ...er 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...

Page 2: ...ONS 3 SAFETY INSTRUCTIONS 4 MEASUREMENTS AND ADJUSTMENTS 5 FIP DISPLAY 8 DISPLAY PIN CONNECTION 9 IC BLOCK DIAGRAMS AND PIN FUNCTIONS 10 EXPLODED VIEWS AND PARTS LIST 22 PC BOARDS AND PARTS LIST 24 IN...

Page 3: ...uppression Ratio 55 dB Total Harmonic Distortion 1 kHz Mono 0 4 Stereo 0 5 Frequency Response 30 Hz 15 kHz 1 1 5 dB Stereo Separation 1 kHz 40 dB Signal to Noise Ratio Mono 75 dB Stereo 70 dB AM Tuner...

Page 4: ...n be thrown out with the household waste SAFETY CHECK AFTER SERVICING After servicing make measurements of leakage current or resistance in order to determine that exposed parts are acceptably insulat...

Page 5: ...00Hz ADJUSTMENT POINT M EASUREM ENTS AND ADJUSTM ENTS 100 40 kHz Dev E UK 100 75 kHz Dev US AM LOOP ANT ANT TERMINAL CT10 PACK1 IC11 J208 VR11 VR13 IC12 T102 FM ANT VR12 J207 J205 L104 L105 T101 PACK...

Page 6: ...the indication of VTVM of the wave form of scope to be maximum BAND Step Frequency Adjust for Adjustment 1 610 kHz Maximum sensitivity T102 L104 US C 610 kHz Maximum sensitivity T102 L104 2 1510 kHz M...

Page 7: ...several times 5 FM AM AUTO STOP LEVEL ADJUSTMENT FM Signal Generator Connect to FM ANT Jack FM IN through the dummy AM Signal Generator Connect to AM ANT Coil through the Loop antenna J205 J207 DC Vol...

Page 8: ...g g M P10 B m m m m m m m m 2d P11 CHURCH h h h h h h h h 2e P12 DISCO j j j j j j j j 2c P13 STADIUM k k k k k k k k 2g P14 HALL b b b b b b b b 2f P15 THEATER a2 a2 a2 a2 a2 a2 a2 a2 2b P16 PCM a1 a...

Page 9: ...3G 4G 5G 6G 7G 8G 9G 10G NP Pin No 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 P14 P13 P12 P11 P10 P9 P8 P7 P6 P5 P4 P3 P2 P1 NX Pin No 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 F2 F2 NP NX NX NX NX P22 P...

Page 10: ...I Reset Input 34 REMOTE IN I Remote Control Sensor Data Input 35 BUS IN NC I System Remote Control Input No Connection 36 HEADPHONE IN O Headphone JACK INPUT H Connet to GND 37 E VOL DATA O 38 E VOL C...

Page 11: ...11...

Page 12: ...se Detection of AC 3 data not use PCM output from Sub DSP Output terminal for PLL to be connected to ground through the external analog filter circuit Ground for PLL circuit 3 3V power supply for core...

Page 13: ...ital output terminal A Analog terminal 100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 80 79 78 77 76 75 74 73 72 71 70 68 67 6...

Page 14: ...SDIA1 SURENC KARAOKE MUTE CRC AC3DATA DTSDATA NONPCM LS RS C LFE SDIBSEL SDIB Interface SDOA Interface SDIA Interface SDIA Interface ERAMUSE 24 16 Sub DSP SDIASEL 24 16 Main DSP AC 3 Pro Logic DTS dec...

Page 15: ...8 39 40 41 42 33 32 31 30 29 28 27 26 25 24 23 22 volume volume volume tone tone volume volume M62446FP ELECTRONIC VOLUME INPUT IC31 AV4527VQ ADC DAC INPUT IC42 ADC LIN LIN RIN RIN HPF FOMAT CONVERTER...

Page 16: ...ASSIGNMENT 74HCU04AFN IC40 LOGIC SYMBOL TRUTH TABLE 1 2 3 4 5 6 7 1A 1Y 2A 2Y 3A 3Y GND 6A 6Y 5A 5Y 4A 4Y Vcc 14 13 12 11 10 9 8 A L H Y H L 1A 1 3 5 9 11 13 2A 3A 4A 5A 6A 1Y 2Y 3Y 4Y 5Y 6Y 2 4 6 8...

Page 17: ...ry DAIF Decoder AC 3 MPEG Detect Clock Generator Error Detect DEM X tal Oscillator 96kHz Detect Audio I F uP I F RX1 FS96 DAUX LRCK BICK SDTO DIF0 DIF1 DIF2 OCKSO TVDD 4 OCKS1 CM0 CM1 AVSS AVDD R MCKO...

Page 18: ...bits PHASE DETECTOR CHARGE PUMP UNLOCK DETECTOR UNIVERSAL COUNTER POWER ON RESET CCB I F 12bits PROGRAMMABLE DIVIDER DATA SHIFT REGISTER LATCH PD AIN AOUT IFIN XOUT FMIN AMIN CE DI CL DO VDD VSS BO1 B...

Page 19: ...T R S R COM R S R S R COM R S R S R COM R S R COM DATA CK LEVEL SHIFTER 2 1 2 1 3 4 2 5 6 3 7 4 1 2 1 3 4 2 5 6 3 7 4 1 3 4 5 6 7 8 9 10 14 28 11 12 13 27 26 25 24 23 22 21 20 19 18 17 16 15 LATCH CIR...

Page 20: ...ut2 Vout3 SW4 BLOCK DIAGAM NJM2296M MAIN IC96 SW3 GND SW5 Vin2 Vin3 Vin4 Vin5 1 15 11 16 10 14 12 2 9 7 5 4 6 8 3 20K 20K 20K 20K 20K 75 dirver 75 dirver 1 2 3 4 8 LA6462M LA6458M PIN FUNCITON 1 A OUT...

Page 21: ...3 Base TO 126 TO 92 123 123 123 1 Base 2 Collector 3 Emitter KSA614Y 2SB1186AE KSD288Y 2SD1763AE TO 220 123 1 INPUT 2 GND 3 OUTPUT MC7812C MC7805C TO 220 123 1 INPUT 2 OUTPUT 3 GND MC7912C TO 220 123...

Page 22: ...82K76 CBT1A723 KGX1A243X 2 2 1 1 KMK1A010 CBT1A724 KBT2A450 1 1 1 1 1 2 1 1 x2 S13 23 x2 S4 x5 S7 x2 23 FRONT PANEL 1 31 CGW2A287YH10 35 1 38 37 36 33 34 32 27 29 30 28 25 26 24 21 22 N0 S13 x2 1 1 CG...

Page 23: ...ANEL REAR US C 9A08938910 PANEL REAR E 9A08938920 PANEL REAR UK 25 9A01375500 PCB HOLDER 26 9A06327100 SUPPORT CUSHION 27 9A08939400 MAIN PCB ASSY US C 9A08939410 MAIN PCB ASSY E 9A08939420 MAIN PCB A...

Page 24: ...24...

Page 25: ...25...

Page 26: ...26...

Page 27: ...RA107M Q114 9A08878300 TR KRC107M Q401 9A07888000 TR KSC2316YT R102 9A08948700 R CARBON 4 7 OHM 1 2W J T101 9A08125500 IFT FM T102 9A08125400 IFT AM VR11 VR13 9A08040600 R SEMI FIXED 10K OHM VR12 9A08...

Page 28: ...9A08952900 HEAT SINK IC92 9A08953100 IC KA7912 ABTU IC93 9A08953200 HEAT SINK IC93 9A08218600 IC KA7805 ABTU IC95 9A08218600 IC KA7805 ABTU IC96 9A08945500 IC NJM2296M JK93 9A08956300 TERMINAL SPEAKE...

Page 29: ...8584400 OWNER S MNL E F US C 9A08523500 OWNER S MNL E F G I S E UK B 9A08688800 OWNER S MNL E F UK N 9A08763300 REMOTE CONTROL UNIT UR 417 9A08886100 AM LOOP ANTENNA ASSY US C 9A08880900 AM LOOP ANTEN...

Page 30: ...st Issue June 2001 NOTES 1 Resistor values are in ohms k kilo ohms M megohms 2 Capacitor values are in microfarads p picofarads 3 Parts marked with this sign are safety critical components They must...

Page 31: ...st Issue June 2001 NOTES 1 Resistor values are in ohms k kilo ohms M megohms 2 Capacitor values are in microfarads p picofarads 3 Parts marked with this sign are safety critical components They must...

Page 32: ...LEAKAGE CURRENT OR RESISTANCE MEASUREMENTS TO DETERMINE THAT EXPOSED PARTS ARE ACCEPTABLY INSULATED FROM THE SUPPLY CIRCUIT NOTES 1 Resistor values are in ohms k kilo ohms M megohms 2 Capacitor values...

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