Yamaha RX-497 Page 3 Service Manual Download

Page: 3 / 46

RX-497

DPX-1200

RX-497

■

IMPEDANCE SELECTOR

WARNING:
Do not change the setting of the IMPEDANCE SELECTOR switch
when the unit power is switched on, as doing so may damage
the unit.

IMPEDANCE SELECTOR

■

FRONT PANELS

▼

U, C models

▼

R, A, G, E, L models

Summary of Contents for RX-497

Page 1: ...rtments of YAMAHA are continually striving to improve YAMAHA products Modifications are therefore inevitable and specifications are subject to change without notice or obligation to retrofit Should any discrepancy appear to exist please contact the distributor s Service Division WARNING Static discharges can destroy expensive components Discharge any static electricity your body may have accumulat...

Page 2: ...oldering do not inhale solder fumes or expose eyes to solder flux vapor If you come in contact with solder or components located inside the enclosure of this product wash your hands before handling food About Lead Free Solder The P C B s installed in this unit are soldered using the following solder CAUTION F251 F252 FOR CONTINUED PROTECTION AGAINST RISK OF FIRE REPLACE ONLY WITH SAME TYPE 8A 125V...

Page 3: ...RX 497 IMPEDANCE SELECTOR WARNING Do not change the setting of the IMPEDANCE SELECTOR switch when the unit power is switched on as doing so may damage the unit IMPEDANCE SELECTOR FRONT PANELS U C models R A G E L models ...

Page 4: ...4 RX 497 RX 497 REAR PANELS U C models R model A model ...

Page 5: ...5 RX 497 DPX 1200 RX 497 G E models L model REMOTE CONTROL PANELS RAX100 U C models RAX101 R A G E L models ...

Page 6: ...uous Loudness Control Attenuation 1 kHz 30 dB Gain Tracking Error 0 to 60 dB 2 dB or less FM SECTION Tuning Range U C models 87 5 to 107 9 MHz R L models 87 5 to 108 0 87 50 to 108 00 MHz A G E models 87 50 to 108 00 MHz 50 dB Quieting Sensitivity IHF 1 kHz 100 MOD Mono 2 0 µV 17 3 dBf Stereo 25 µV 39 2 dBf Usable Sensitivity IHF Mono 1 0 µV 11 2 dBf Selectivity at 400 kHz 70 dB Signal to Noise Ra...

Page 7: ... C B A G E L models w MAIN 4 P C B R L models e MAIN 2 P C B r MAIN 3 P C B t XM P C B U C models y MAIN 1 P C B u MAIN 5 P C B i FUNCTION 4 P C B o FUNCTION 1 P C B 0 FUNCTION 3 P C B 1 FUNCTION 2 P C B 2 OPERATION 13 P C B 3 OPERATION 6 P C B 4 OPERATION 10 P C B 5 OPERATION 3 P C B 6 OPERATION 2 P C B 7 OPERATION 1 P C B 8 OPERATION 8 P C B 9 OPERATION 5 P C B 0 OPERATION 7 P C B 1 OPERATION 4 ...

Page 8: ...emove the Support Top Fig 1 c Remove 7 screws t and then remove the Front Panel Unit Fig 1 3 Removal of Plate Side Remove 2 push rivets y and then remove the Plate Side L R Fig 1 4 Removal of Sub Chassis Unit a Remove 2 screws u and then slide the Sub Chassis Unit forward Fig 1 b Loosen the harness fixture fixing the cable c Remove connectors CB103 CB401 CB404 CB506 CB606 and CB611 and then remove...

Page 9: ...D PATTERN ON in lattice 2 FACTORY PRESET 1 PRESET INHI memory initialization inhibited 2 PRESET RSRV memory initialized 3 AD DATA CHECK 1 DC PS protection 2 THM L R 3 REC OUT No applied to this model 4 K0 K1 panel key 4 XM STATUS 1 XMS1 2 XMS2 5 PROTECTION SETTING 1 PS_Lo 2 PS_Hi 3 DC_Lo 4 DC_Hi 5 TEMP 6 PROTECTION HISTORY 1 history 1 2 history 2 3 history 3 4 history 4 7 SOFT SWITCH 1 SW MODE PCB...

Page 10: ...inhibited or Memory initialized In order to keep the user memory stored be sure to se lect PRESET INHIBITED Memory initialization inhibited Protection history will remain in memory 2 Turn off the power by pressing the MASTER key of the main unit When there is a history of protection function The FL display appears as shown below depending on the type of the protection function The protection funct...

Page 11: ...vi ously can be defined as long as the backup data has been stored The history of the protection function is cleared when DIAG is cancelled by selecting PRESET RESERVED Memory initial ized of DIAG menu No 2 or when the backup data is erased Display during menu operation During the DIAG operation the function at work is indi cated on the FL indicator The contents displayed dur ing the function oper...

Page 12: ...SET This menu is used to reserve inhibit initialization of the back up RAM 2 PRESET INHI 2 PRESET RSRV PRESET INHIBIT Initialization inhibited RAM initialization is not executed Select this sub menu to protect the values set by the user Note The protection history will not be erased using PRESET INHIBIT PRESET RESERVED Initialization reserved Initialization of the back up RAM is reserved Actu ally...

Page 13: ...alues of all keys However it is possible to advance to the next sub menu by turning the INPUT of the main unit When using this func tion note that turning the INPUT more than 2 clicks will cause the volume value to change The numeric value in the diagram is for reference DC 035 PS 067 THM L000 R098 THM temperature detection When the value is outside of the normal range the protec tion function wor...

Page 14: ...P protection HI level threshold value can be set Protection operates when the voltage value of the de tection terminal exceeds this value 6 PROTECTION HISTORY Four protection histories are display The history is cleared by the initialization reservation of DIAG menu No 2 When there is no history of protection function There is no history of protection function 6 1 NoPRT When there is a history of ...

Page 15: ...PE NRM RDS or XM can be selected SW MODE Selectable when FNC has been selected ZONE2 NOT or EXIST can be selected SW MODE Se lectable when FNC has been selected 7 SW PCB 7 MODEL RX497 7 DEST UC 7 TuDst UC 7 TuTyp XM 7 ZONE2 EXIST The condition of ports for model detection Not applied to this model Software version of microprocessor Checksum value of microprocessor Software modules version of micro...

Page 16: ...e across the terminals of R137 L ch and R138 R ch are between 0 1mV to 10 0mV 2 If the measured voltage exceeds 10 0mV open cut off R131 L ch R132 R ch and reconfirm the voltage 3 Confirm that the voltage is between 0 20mV and 15 0mV after 60 minutes R137 R138 R132 R131 R137 L ch R138 R ch Cut R131 L ch R132 R ch 0 1mV 10mV ...

Page 17: ... V P72 CLK2 TA1OUT V P71 RXD2 TA0IN TB5IN P70 TXD2 TA0OUT 1 P96 ANEX1 DTFD O FL Driver Tx DATA 2 P95 ANEX0 CKFD O FL Driver CLOCK 3 P94 O 4 P93 DEST1 I Model Distinction 1 5 P92 TB2in DEST0 I Model Distinction 0 6 P91 TB1in MOD1 I Destination Distinction 1 Reserve 7 P90 TB0in MOD0 I Destination Distinction 0 Reserve 8 BYTE BYTE MCU Vss when single chip mode is used Gnd 9 CNVss CNVss MCU Vss when s...

Page 18: ...c MCU Power Supply 5V Vcc 63 P30 CDMT O CD Direct Mute Unconnected 64 Vss Vss MCU Ground Gnd 65 P27 MIMT O Main IN Mute 66 P26 PDon I Pure Direct ON Detect 67 P25 CDon I Tape Monitor Key 68 P24 PLED O Pure Direct LED 69 P23 CLED O CD Direct TapeMonitor LED 70 P22 PRY O Power Relay 71 P21 N C O 72 P20 HPRY O Head Phone Pelay 73 P17 PDET IRQ Power Down Detect INT 74 P16 SPSW IRQ SYSTEM Power SW INT ...

Page 19: ...7 DPX 1200 RX 497 DISPLAY DATA V801 15 BT 105GNK WF519900 GRID ASSIGNMENT PIN CONNECTION PATTERN AREA q 0 Note 1 F1 F2 Filament 2 NP No Pin 3 NX No Extend Pin 4 P1 P35 Datum Line 5 1G 15G Grid ANODE CONNECTION ...

Page 20: ...t 1 Vs 1 9 1 4 8 16 8 1 1 VOUT 2 VIN 3 GND 1 10 E B C B C E C E B S G D B C E Diodes Transistors Transistors 1SS355 1SS380 MA8056 M MA8075 H MA8051 M MA8120 H UDZ5 1B UDZS3 0BTE 17 AVRL161A1R1NTB RB500V 40 UDZS22BTE 17 1SS133 1SS270A 1SR139 1T2 MTZJ16A MTZJ6 8B MTZJ10B MTZJ9 1B MTZJ6 2B MTZJ3 0A MTZJ27B S1NB20 S1NB60 KBP103G 2SC2412K Q R S 2SD1938F S T DTC144EKA 2SA1037K Q R S FETs 2SK30ATM 2SK385...

Page 21: ...ERATION 2 W402 FUNCTION 4 CB781 FUNCTION 2 CB602 XM CB23 U C models DVD DTV CBL IN PLAY OUT REC IN PLAY OUT REC OUTPUT ZONE2 MD TAPE VCR Circuit No W506 PN501 U C O O X NOT USED O USED APPLICABLE R L X X A X X G E X X FUNCTION 1 FUNCTION 3 P C B Side A FUNCTION 3 P C B Side B Lead Free Solder Used FUNCTION 2 CB609 DVD DTV CBL IN OUT VCR MONITOR OUT ...

Page 22: ...11 R684 R714 717 R688 R678 R677 L601 Q609 U C O O O X X X X X X X X X X X X X X X X X X NOT USED O USED APPLICABLE R L X X X O X X X X X X X X X X X X X X X X A X X X O X X X X X X X X X X X X X X X X G E X X X O O O O O O O O O O O O O O O O O FUNCTION 2 Point q Pin 13 of IC602 OPERATION 2 CB407 FUNCTION 1 CB501 XM CB24 U C models OPERATION 2 CB401 OPERATION 1 CB801 OPERATION 13 CB301 TUNER PACK ...

Page 23: ...OT USED O USED APPLICABLE R L X A X G E X FUNCTION 4 FUNCTION 1 W505 SUB WOOFER IN REMOTE OUT OPERATION 10 CB810 OPERATION 5 CB814 OPERATION 7 CB815 OPERATION 6 CB811 MAIN 1 CB103 FUNCTION 2 CB606 ZONE2 ON OFF ZONE CONTROL A B C D E 1 2 3 4 5 6 7 FM AM EDIT MEMORY TUNING MODE TUNING 8 OPERATION 1 P C B Side A OPERATION 1 P C B Side B Lead Free Solder Used ...

Page 24: ... MAIN 1 CB107 PURE DIRECT MD TAPE MONITOR OPERATION 9 CB752 OPERATION 2 W405 LOUDNESS BALANCE TREBLE BASS OPERATION 2 P C B Side A OPERATION 2 P C B Side B Lead Free Solder Used OPERATION 3 P C B Side A OPERATION 3 P C B Side B Lead Free Solder Used OPERATION 9 CB753 VOLUME OPERATION 4 P C B Side A OPERATION 4 P C B Side B Lead Free Solder Used ...

Page 25: ...ide A OPERATION 2 CB403 PURE DIRECT OPERATION 10 P C B Side A FUNCTION 2 CB607 CD PHONO OPERATION 13 P C B Side A OPERATION 13 P C B Side B Lead Free Solder Used OPERATION 1 W806 INPUT MAIN ZONE MASTER OPERATION 1 CB803 OPERATION 5 P C B Side A OPERATION 6 P C B Side A OPERATION 2 CB406 OPERATION 4 CB431 PHONES OPERATION 1 CB809 MAIN 2 W293B MAIN 2 W293A AC OUTLETS OPERATION 12 P C B Side A A G E ...

Page 26: ... MAIN 1 MAIN 3 P C B Side A MAIN 1 CB106 MAIN 2 CB296 2 CH1 2 CH2 Point w CH 1 of C252 CH 2 Collector of Q251 AC POWER ON Connect the power cable AC POWER OFF Disconnect the power cable AC POWER ON Connect the power cable MAIN 5 P C B Side A IMPEDANCE SELECTOR FUNCTION 2 CB605 MAIN 3 CB251 OPERATION 1 W801 OPERATION 2 W404 POWER TRANSFORMER POWER TRANSFORMER SPEAKERS L B A R ...

Page 27: ...D O USED APPLICABLE R O X X O X X A O X X X O O G E X O O X O O L O X X X O O MAIN 2 R L models MAIN 4 P C B Side A VOLTAGE SELECTOR MAIN 2 CB257 VOLTAGE SELECTOR 240V 220V 110V 120V 1 2 5 6 2 3 6 7 3 4 7 8 4 5 8 1 SW291 POWER TRANSFORMER Circuit No CB293 294 F291 J291 R O O X X NOT USED O USED APPLICABLE L X X O MAIN 4 POWER TRANSFORMER FUNCTION 1 W506 FUNCTION 2 CB604 3 XM P C B Side A Lead Free...

Page 28: ... Muting Q781 782 LPF MIX IC510 504 NJU7313AM Motor Volume VR431 IC431 Tone Con Balance VR751 754 IC401 8 23 7 24 2 29 21 22 19 20 3 28 11 20 12 19 1 2 3 4 5 6 9 10 11 12 13 14 15 16 7 8 INA INB INC INE INF ING INH IND Pure Direct SW SW402 Switch IC501 Analog Composite FM AM PHONO EQ IC301 PHONO DVD CD DVD CD VCR MD TAPE FM AM XMDT I2S IC1 AK4384ET 2ch DAC IC25 IC26 XM 11 10 3 TUNER 7 2MHz DTV DTV ...

Page 29: ...5 5 5 5 0 0 0 0 0 13 9 13 9 13 6 13 6 0 0 0 7 2 7 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7 0 7 0 0 0 0 0 7 0 7 0 0 0 0 0 0 0 0 0 0 0 0 7 3 7 4 7 9 7 9 7 9 7 9 14 7 14 4 14 7 14 5 0 0 0 0 0 0 0 0 0 6 7 7 2 5 5 0 0 1 TO XM CB23 Page 32 I 5 TO OPERATION 2 W402 Page 30 A 4 TO OPERATION 2 CB407 Page 30 A 2 TO OPERATION 2 CB401 Page 30 A 3 TO XM CB24 Page 32 I 3 TO MAIN 1 W103 Page 31 C 2 TO OPERATIO...

Page 30: ...O FUNCTION 2 CB611 Page 29 F 4 TO FUNCTION 2 W601 Page 29 F 4 TO FUNCTION 1 CB506 Page 29 E 4 TO FUNCTION 2 CB606 Page 29 G 3 TO MAIN 1 CB107 Page 31 A 6 TO MAIN 1 CB103 Page 31 B 2 TO FUNCTION 2 CB607 Page 29 H 3 TO MAIN 2 W293 Page 31 J 5 IC431 LB1641 Motor Driver 2 3 P1 5 IN 1 1 GND 4 VZ 6 IN 2 OUT 1 8 VCC 2 10 OUT 2 9 P2 INPUT LOGIC PRE DRIVER 7 VCC 1 IC301 401 751 NJM2068MD TE Dual OP Amp OUT...

Page 31: ...50 3 51 1 51 1 29 3 29 3 29 3 0 4 15 3 15 3 15 3 15 3 15 1 14 5 22 4 0 0 0 0 0 AC74 2 0 14 7 35 9 36 0 36 0 51 0 37 3 51 1 37 3 36 1 29 3 29 3 0 0 5 2 5 2 5 2 5 2 3 6 3 6 4 2 4 3 0 0 AC5 1 AC54 3 2 CH1 2 CH2 TO OPERATION 1 W801 Page 30 D 8 TO FUNCTION 2 CB605 TO POWER TRANSFORMER Page 29 F 3 TO MAIN 2 CB257 Page 31 K 5 TO MAIN 4 W291 TO POWER TRANSFORMER or Page 31 G 5 TO POWER TRANSFORMER TO POWE...

Page 32: ...1 5 1 5 1 2 6 2 6 2 6 0 0 0 3 3 3 3 3 3 3 3 3 TO FUNCTION 2 CB604 Page 29 F 7 TO FUNCTION 1 W506 Page 29 C 3 TO POWER TRANSFORMER SMUTE CSN MCLK ACKS CCLK DIF0 CDTI DZFL VDD VSS AOUTL P S AOUTR 6 PDN 5 1 7 8 LRCK BICK SDTI 4 2 3 10 9 11 12 13 14 VCOM DZFR 15 12 ATT ATT µP INTERFACE AUDIO DATA INTERFACE DE EMPHASIS CONTROL CLOCK DIVIDER MODULATOR MODULATOR 8X INTERPOLATOR 8X INTERPOLATOR SCF SCF IC...

Page 33: ...ULE Note Those parts marked with are not included in the P C B ass y L EMIT LIGHT EMITTING MODULE LED DSPLY LED DISPLAY LED INFRD LED INFRARED MODUL RF MODULATOR RF PHOT CPL PHOTO COUPLER PHOT INTR PHOTO INTERRUPTER PHOT RFLCT PHOTO REFLECTOR PIN TEST PIN TEST POINT PLST RIVET PLASTIC RIVET R ARRAY RESISTOR ARRAY R CAR CARBON RESISTOR R CAR CHP CHIP RESISTOR R CAR FP FLAME PROOF CARBON RESISTOR R ...

Page 34: ...601 UR877100 C EL 10uF 63V C602 US135100 C CE CHP 0 1uF 16V C604 UR866220 C EL 2 2uF 50V C607 UR866220 C EL 2 2uF 50V C608 UR837100 C EL 10uF 16V C609 610 US135100 C CE CHP 0 1uF 16V C611 UR818220 C EL 220uF 6 3V C612 WB165500 C EL 0 33F 5 5V C613 UR818220 C EL 220uF 6 3V C614 UR818100 C EL 100uF 6 3V C615 UR837470 C EL 47uF 16V C616 US135100 C CE CHP 0 1uF 16V C617 UR837470 C EL 47uF 16V C618 UR8...

Page 35: ...9900 CN BS PIN 2P CB301 V7828000 SOCKET 13P SE TUC SERIES CB401 VB858800 CN BS PIN 9P CB403 VB390000 CN BS PIN 4P CB406 V7827900 SOCKET 12P TE TUC SERIES CB407 VP682300 CN BS PIN 8P CB431 V7827900 SOCKET 12P TE TUC SERIES CB751 VB390600 CN BS PIN 10P CB752 753 V7826200 CN 12P TE TUC SERIES CB801 VQ047600 CN BS PIN 21P CB814 VB858400 CN BS PIN 5P C301 304 UA652220 C MYLAR 220pF 50V J C307 308 UU318...

Page 36: ... GEL U801 V8210200 L DTCT GP1UD271XK V801 WF519900 FL DSPLY VR431 VR710500 VR MTR A100KΩ VR751 VP741800 VR B20KΩ VR752 VP741900 VR G25KΩ VR753 VP742000 VR MN100KΩ VR754 WF774500 VR A100KΩ WG083700 SHEET VR380100 SPACER FL T6 WG052200 P C B MAIN UC WG052300 P C B MAIN R WG052400 P C B MAIN A WG052500 P C B MAIN GE WG052600 P C B MAIN L CB101 LB932050 CN BS PIN 5P CB103 VB390400 CN BS PIN 8P CB106 V...

Page 37: ...SC4488 S T Z Q111 112 VP872600 TR 2SA1708 S T Q113 114 WC398400 TR 2SC2N5551C AT Q115 WC397700 TR 2SA2N5401C AT Q117 119 VP872700 TR 2SC4488 S T Z Q121 VN996900 TR 2SC4495 Z Q128 VR402300 TR 2SB647 C D Z Q129A iX630850 TR 2SA1695 O P Y UCRAGE Z Q129C iX630860 TR 2SC4468 O P Y UCRAGE Z Q129A WD281000 TR 2SA2151 O P Y L Z Q129C WD281100 TR 2SC6011 O P Y L Z Q130A iX630850 TR 2SA1695 O P Y UCRAGE Z Q...

Page 38: ...C21 X6051A00 IC UPC29M33T E1 AZ Z IC22 XJ607A00 IC NJM7805FA 5V IC23 X2080A00 IC SN74AHCT1G32DCKR IC24 X3693A00 IC SN74LV245APWR TRAN IC25 X6231A00 IC AK4384ET IC26 X5482A00 IC NE5532DR OP AMP Z IC27 XU814A00 IC PQ05RD11 5V 1 0A PN1 V9637500 PIN L 70 18 R38 HV753100 R CAR FP 1Ω 1 4W R53 54 HV753100 R CAR FP 1Ω 1 4W XL1 WE436500 RSNR CRYS 45 1584M DSX840GA WE774200 SCR BND HD 3x10 MFZN2W3 R CHP 0Ω ...

Page 39: ...F45 4100 HF85 4150 HF45 4220 HF85 4270 HF45 4330 HF85 4390 HF45 4470 HF45 4560 HF45 4680 HF45 4750 HF45 4820 HF45 4910 HF45 5100 HF85 5110 HF45 5120 HF45 5150 HF45 5180 HF45 5200 HF45 5220 HF45 5270 HF45 5330 HF45 5390 HF45 5430 HF45 5470 HF45 5510 HF45 5560 HF45 5680 HF45 5820 HF45 5910 HF45 6100 HF45 6120 HF45 6150 HF45 6180 HF85 6200 HF45 6220 HF85 6240 HF45 6270 HF45 6300 HF45 6330 HF85 6360 H...

Page 40: ... 121 121 103 134 128 30 21 8 11 22 20 121 121 121 127 130 125 125 125 7 1 7 3 7 10 7 7 7 8 7 4 6 2 6 3 5 4 6 1 6 5 5 1 5 2 5 3 7 13 7 12 6 4 7 9 7 2 7 6 7 5 101 132 114 202 203 204 125 125 125 200 200 1 2 120 2 122 2 122 2 120 2 121 2 120 3 111 3 113 3 21 3 21 3 112 2 121 2 120 2 120 2 40 2 30 2 30 2 20 2 70 2 50 2 20 2 60 2 122 1 8 1 4 1 6 1 4 1 5 1 7 1 1 1 5 15 12 135 ...

Page 41: ...D 2 60 V6876100 BUTTON D5 BL 2 60 V8540300 BUTTON D5 TI 2 70 WF488100 SHEET WINDOW R UC 2 70 WF488000 SHEET WINDOW R RAGEL 2 120 WE774300 BIND HEAD B TIGHT SCREW 3x8 MFZN2W3 2 121 WE774000 BIND HEAD SCREW 3x6 MFZN2W3 2 122 WE774800 BIND HEAD P TIGHT SCREW 3x8 MFZN2W3 3 21 VV849300 RADIATION SHEET 19x24 3 111 VK173200 SCREW TRANSISTOR 3x15 SP MFC2 3 112 WE774300 BIND HEAD B TIGHT SCREW 3x8 MFZN2W3 ...

Page 42: ... D48 BL 111 WF817600 KNOB D48 TI 112 WF485700 KNOB GD 112 WF485600 KNOB BL 112 WF485800 KNOB TI 113 WF486000 KNOB D14L GD 113 WF485900 KNOB D14L BL 113 WF486100 KNOB D14L TI 114 WC560600 KNOB D23 GD 114 WC560500 KNOB D23 BL 114 WC560700 KNOB D23 TI 115 V6876200 BUTTON D5 GD 115 V6876100 BUTTON D5 BL 115 V8540300 BUTTON D5 TI 119 V2438700 CORD STOPPER 10P1 121 WE774100 BIND HEAD BONDING B T SCREW 3...

Page 43: ...VQ368600 PUSH RIVET P3555 B ACCESSORIES 200 WF688700 REMOTE CONTROL RAX100 UC 200 WF688800 REMOTE CONTROL RAX101 RAGEL 200 1 AAX46580 BATTERY COVER 103RRC 244 01G 202 V6267000 INDOOR FM ANTENNA 1 4m 1pc UCRL 203 VQ147100 INDOOR FM ANTENNA 1 4m 1pc AGE 204 VQ307400 AM LOOP ANTENNA 81 653 645 110 BATTERY MANGANESE DRY SUM 3M 2pcs ...

Page 44: ...P0D1 P0D0 P0C3 P0C2 P0A2 P0A1 P0A0 6 7 JP1 JP2 8 9 10 11 1 2 3 4 5 12 13 14 25 24 23 22 21 20 19 18 17 16 TV POWER DVD SKIP VOL MUTE AV POWER D TV CBL PLAY VOL 1 MENU ENTER TITLE 0 10 8 9 DISPLAY RETURN SELECT 29 28 27 26 30 R1 2 1 4W D1 SID303C 01 Q1 2SC3265 Y T2 T1 C4 0 1 F NOT MOUNTED 3 2 1 R2 22 C3 0 1 F R4 100k D3 RLS 73 2 1V IC2 X1 4MHz OPEN C1 47 F 3 0V C2 220 F R3 0 1 2 3 4 5 6 7 8 9 10 11...

Page 45: ... TV VOL 27 TV MUTE 28 TV VH 29 TV CH 30 TV INPUT 31 VOL up 7A 1A 32 VOL down 7A 1B 33 MUTE 7A 1C 34 1 79 11 79 85 7F 91 7C 94 7A E5 7A 61 35 2 79 12 79 86 7F 92 7C 95 7A E6 7A 62 36 3 79 13 79 87 7F 93 7C 96 7A E7 7A 63 37 4 79 14 79 88 7F 94 7C 97 7A E8 7A 64 38 5 79 15 79 89 7F 95 7C 98 7A E9 7A 65 39 6 79 16 79 8A 7F 96 7C 99 7A EA 7A 66 40 7 79 17 79 8B 7F 97 7C 9A 7A EB 7A 67 41 8 79 18 79 8C...

Page 46: ...RX 497 RX 497 ...

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