AV-D67 SERVICE MANUAL STEREO AV RECEIVER • This Service Manual is the “Revision Publishing” and replaces “Simple Manual” AV-D67 (U), (S/M Code No. 09-002-429-6T1). S/M Code No. 09-005-429-6R1...
SPECIFICATIONS FM tuner section Outputs AUDIO OUT (REC OUT) : 300 mV (1 kohm) Tuning range 87.5 MHz to 108 MHz VIDEO OUT (MONITOR) : 1 Vp-p Usable sensitivity (IHF) 13.2 dBf (75 ohms) Antenna terminals 75 ohms (unbalanced) SUPER WOOFER : 5.0 V FRONT SPEAKERS IMP : 8 ohms AM Tuner section (front speakers A and B ) : accepts...
TRANSISTOR ILLUSTRATION E C B E C B E C B B C E 2SB1370 DTC114ES CC5551 CSD1489 FN1016 2SC4115 2SA1296 FP1016 KTC3199 KTA1266 KTA1267 KTC3198 DTA144WK 2SK2158 2SK3053 2SA1037 DTC123JK 2SA1235 DTC124EK 2SC3052 RT1N144C 2SC2714 RT1N141C 2SD1306 RT1P141C CMBT5401 RT1P144C CMBT5551 CSA1362...
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IC DESCRIPTION IC, UPD780228GF-071 Pin No. Pin Name Description O-K-SCAN Switch scan timing output. O-PLL-CE PLL IC chip enable output. O-DATA(M) Data output for sound. I-TUNE/IFC TUNE-IF count serial data input. O-STB(M) Latch strobe output for sound CTRL. O-MUTE System mute ON/OFF output. O-CLK(M) Clock output.
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Pin No. Pin Name Description I-RDS-SIG/ Not used. SYNC-DET I-JOG2 Rotary encoder signal input (Multi jog). I-FU-JOG1 Rotary encoder signaal input (Func jog). I-KEY2 Key input (A/D). I-KEY1 Key input (A/D). I-MULTI-LEVEL Multi Level meter input. AVSS GND. 51~58 P36~P29 FL segement P36~P29 output.
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IC, YSS902 Pin No. Pin Name Description +5V power supply for (I/Os). VDD1 RAMCEN External SRAM Interface / CE. (Not used) RAMA16 External SRAM Interface address 16. (Not used) RAMA15 External SRAM Interfce address 15. (Not used) SDIB0~2 PCM input 0~2 to Sub DSP. (Not used) Crystal oscillator connection or input external clock (6.125MHz - 50.0MHz).
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Pin No. Pin Name Description Ground. RAMA4 External SRAM Interface address 4. (Not used) Initial clear. TEST Test terminal (Not used). RAMA3 External SRAM Interface address 3. (Not used) /CSB Sub DSP Chip select. Microprocessor interface Chip select. Microprocessor interface Serial data output. Microprocessor interface / Sub DSP Serial data input.
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IC, YSD917 Pin No. Pin Name Description AVDD Analog power supply for PLL (+5V). PLL filter connection terminal. AVSS Analog ground. Master / slave mode selection. (Not used) DDIN Digital audio interface data input. TEST Test terminal (To be open). (Not used) Initial clear input.
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ADJUSTMENT <TUNER> TUNER C.B CN601 FFE801 (RCH) L772 L771 L981 (VT) IC771 (CLK) (LCH) (DC BALANCE) (1/3) (DC BALANCE) < TUNER SECTION > 1. Clock Check 5. FM Tracking Check Settings : • Test point : TP2(CLK) Settings : • Test point : TP9(Lch), TP9(Rch) Method : Set to AM 1710kHz and check that the test point is Method : •...