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HCD-V818 3 7 63 1515 0 SERVICE MANUAL E Model HCD-V818 is the tuner, deck, Video CD and amplifier section in MHC-V818. Model Name Using Similar Mechanism HCD-V800 CD Mechanism Type CDM38L-5BD24AL SECTION Base Unit Type BU-5BD24AL Optical Pick-up Type...
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http://www.xiaoyu163.com 3 7 63 1515 0 SELF DIAGNOSIS This unit is equipped with a self-diagnosis function. The function is used for diagnosing the conditions of the circuits of the VIDEO board. The circuits can be determined if normal or abnormal by the lighting of D502 of the VIDEO board. Lighting of D502 L 13942296513 When lit...
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REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS Carry out the “S curve check” in “CD section adjustment” and check MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY. that the S curve waveform is output two times. – 3 –...
http://www.xiaoyu163.com SECTION 1 3 7 63 1515 0 SERVICING NOTE HOW TO OPEN THE DISC TRAY WHEN POWER SWITCH TURNS OFF 1 Remove the case. 3 pull-out the disc tray. 2 Turn the cam to the direction of arrow. L 13942296513 Note for Installation (ROTARY ENCODER) Note:When attaching the Base unit, Insert the BU cam...
http://www.xiaoyu163.com SECTION 3 3 7 63 1515 0 DISASSEMBLY Note: Follow the disassembly procedure in the numerical order given. 3-1. LOADING PANEL 3 Loading panel Claws 1 Turn the cam to the direction of arrow. 2 Pull-out the disc tray. L 13942296513 3-2.
http://www.xiaoyu163.com 3 7 63 1515 0 3-5. DISC TRAY (Perfom after removing the front panel.) Note: When installing the Disc tray, pull around the flat type wire to pass through the clawA and clawB, as shown in the figure. 3 Flat type wire (8 core) 4 Two claws 2 Pull-out the disc tray.
http://www.xiaoyu163.com SECTION 4 3 7 63 1515 0 TEST MODE VIDEO CD COLOR-BARS MODE On this mode, the data of the color-bars signal as a picture signal and the 1kHz sine wave signal as a sound signal are output by the mechanism control microcomputer (IC502) for video CD signal check.
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http://www.xiaoyu163.com 3 7 63 1515 0 IC502 OF VIDEO BOARD IC502 of the VIDEO board consists of the former type and new type. The following table shows the differences between the two types. Only spare parts for the new type IC502 are supplied. Units using the former IC502 will not function when replaced with the new type without performing the following procedure.
http://www.xiaoyu163.com SECTION 5 SERVICE MODE 3 7 63 1515 0 MC Cold Reset • The cold reset clears all data including preset data stored in the RAM to initial conditions. Execute this mode when returning the set to the customer. Procedure: 1.
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http://www.xiaoyu163.com 3 7 63 1515 0 Setting the aging mode: Press the p button, ENTER/NEXT button, and DISC SKIP/EX-CHANGE button together. When the aging mode is set, the CD roulette mark blinks. To exit the mode, press the 1/u button and turn OFF the power. Sequence: The aging mode is executed in the following sequence.
http://www.xiaoyu163.com SECTION 6 SECTION 7 MECHANICAL ADJUSTMENTS 3 7 63 1515 0 ELECTRICAL ADJUSTMENTS Precaution DECK SECTION 0 dB=0.775V 1. Clean the following parts with a denatured alcohol-moistened swab: 1. Demagnetize the record/playback head with a head damagnetizer. record/playback heads pinch rollers 2.
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http://www.xiaoyu163.com 3 7 63 1515 0 3. Mode: Playback Tape Speed Adjustment (Deck A) test tape Note: Set the test mode using the following method and begin tape main board P-4-A100 CN301 (10kHz, –10dB) speed adjustment. Pin 1 (L-CH) oscilloscope In the test mode, the speed will switch to double speed or normal speed each time the HI-DUB button is pressed.
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http://www.xiaoyu163.com 3 7 63 1515 0 Record Bias Adjustment (Deck B) Record Level Adjustment (Deck B) Procedure: Procedure: INTRODUCTION INTRODUCTION When set to the test mode performed in Tape Speed Adjust- When set to the test mode performed in Tape Speed Adjust- ment, when the tape is rewound after recording, the “REC memory ment, when the tape is rewound after recording, the “REC memory mode”...
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http://www.xiaoyu163.com 3 7 63 1515 0 Note : A clear RF signal waveform means that the shape “◊” can CD SECTION be clearly distinguished at the center of the waveform. NOTE : RF signal waveform 1. CD Block is basically designed to operate without adjustment. Therefore, check each item in order given.
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http://www.xiaoyu163.com 3 7 63 1515 0 E-F Balance (Traverse) Check (With remote commander) 7. Press the PLAY MODE button. (The tracking servo and sled- ding servo are turned ON.) Confirm the C (DC voltage) is almost oscilloscope equal to the A (DC voltage) is step 7. BD board Traverse waveform TP (TE)
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http://www.xiaoyu163.com 3 7 63 1515 0 VIDEO SECTION Frequency adjustment frequency counter 1. Connect the frequency counter to check point of the VIDEO VIDEO board board. (DCLK) 2. Adjust CT503 of the VIDEO board so that the frequency counter – read 27MHz ±...
HCD-V818 3 7 6 3 1 5 1 5 0 8-2. BLOCK DIAGRAMS – CD SECTION – IC391 CD DIGITAL OPTICAL PICK-UP BLOCK (KSS-213D/Q-NP) IC101 OPTICAL DIGITAL SERVO DETECTOR IC103 DIGITAL SIGNAL PRCESSOR RF AMP DIGITAL D OUT DOUT...
HCD-V818 3 7 6 3 1 5 1 5 0 – DISPLAY SECTION – LED1 • • Q601,602 IIC DATA D+5V PANEL LED SWITCH IIC CLK • • • LED15 PANEL CONTROL CONTROL L SEL IC801 Q603 REMOTE 19 I2C DATA...
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http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 WAVEFORMS – VIDEO SECTION – – MAIN SECTION – THIS NOTE IS COMMON FOR PRINTED WIRING – CD SECTION – BOARDS AND SCHEMATIC DIAGRAMS. (In addition to this, the necessary note is printed in each block.) 5.5Vp-p 4Vp-p...
HCD-V818 3 7 6 3 1 5 1 5 0 8-8. SCHEMATIC DIAGRAM – VIDEO (1/3) SECTION – * Note • See page 36 for Waveforms. When replacing IC502, refer to “IC502 of • See page 89 for IC Pin Functions.
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HCD-V818 3 7 6 3 1 5 1 5 0 8-9. SCHEMATIC DIAGRAM – VIDEO (2/3) SECTION – • See page 36 for Waveforms. • See page 45 for Printed Wiring Board. • See page 94 for IC Pin Functions.
HCD-V818 8-13. SCHEMATIC DIAGRAM – MAIN (2/4) SECTION – • See page 36 for Waveforms. 3 7 6 3 1 5 1 5 0 • See page 53 for Printed Wiring Board. • See page 89 for IC Pin Functions.
HCD-V818 8-25. SCHEMATIC DIAGRAM – DISPLAY SECTION – • See page 36 for Waveforms. 3 7 6 3 1 5 1 5 0 • See page 86 for IC Block Diagrams. • See page 97 for IC Pin Functions.
http://www.xiaoyu163.com 3 7 63 1515 0 8-31. IC PIN FUNCTIONS • IC101 DIGITAL SIGNAL PROCESSOR (CXD2545Q)/BD board Function Pin No. Pin Name Sled drive output (Not used) SRON Sled drive output SRDR Sled drive output (Not used) SFON Tracking drive output TFDR Tracking drive output (Not used) TRON...
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http://www.xiaoyu163.com 3 7 63 1515 0 Function Pin No. Pin Name DA 11 output when PSSL=1. GTOP output when PSSL=0 (Not used) GTOP DA 10 output when PSSL=1. XUGF output when PSSL=0 (Not used) XUGF XPLCK DA 09 output when PSSL=1. XPLCK output when PSSL=0 (Not used) DA 08 output when PSSL=1.
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http://www.xiaoyu163.com 3 7 63 1515 0 • IC501 MASTER CONTROL (uPD780016AYGF-014-3BA) Pin Name Function Pin No. LINE-MUTE Line mute signal output DBFB-H/L DBFB H/L select signal output M62442-LAT Latch signal output for IC111 (M62442FP) KCON-LAT Not used POWER Power ON/OFF signal output F-RELAY Front speaker relay control output R-RELAY...
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http://www.xiaoyu163.com 3 7 63 1515 0 Pin Name Function Pin No. COM-CLK Common serial clock output CD-POWER CD power on signal output CD-DATA Not used CD-CLK Not used PL-CLK Not used PL-DATA Not used M62442-CLK Clock signal output for IC111 (M62442FP) M62442-DATA Data signal output for IC111 (M62442FP) LEVEL-CONT-A...
http://www.xiaoyu163.com 3 7 63 1515 0 Pin No. Pin Name Function R/P-PASS REC/PB/PASS selection output NR-ON/OFF NR ON/OFF signal output REC-MUTE REC mute ON/OFF selection output CLK-OUT Clock out signal check BIAS Bias ON/OFF signal output EQ-H/N Equalizer H/N select output PB-A/B PB Deck A/Deck B select output A-PLAY-SW...
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http://www.xiaoyu163.com 3 7 63 1515 0 • IC502 MPEG DECODER, MECHANISM CONTROL (M30620MC-302FP or M30620MC-305FP) Pin Name Function Pin No. SENSE Internal state (SENSE) monitor input (IC101) SENSE CLK Serial data reading clock output (IC101) DSP DATA Serial data output (IC101) DSP LATCH Lach output (IC101) DSP CLK...
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http://www.xiaoyu163.com 3 7 63 1515 0 Pin Name Function Pin No. BUS XWRL Not used LO. BOOST Not used AUDIO MUTE Audio mute output “L” : mute LOAD OUT Not used LOAD IN Not used INSW Not used OUTSW Not used MODEL 1 L : System input (Fixed at “L”) MODEL 2...
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http://www.xiaoyu163.com 3 7 63 1515 0 • IC505 CD DECODER, SYSTEM CONTROL (CL680T-D1) Pin Name Function Pin No. – Not used – Ground CD-BCK CD Decode bit clock CD-DATA CD Decode data CD-LRCK CD Decode Left or Right channel selection clock CD-C2PO CD Decode C2 error data –...
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http://www.xiaoyu163.com 3 7 63 1515 0 Pin Name Function Pin No. Address data from CL680 to Microcode ROM/DRAM – Ground Address data from CL680 to Microcode ROM/DRAM VDD3 – +3.3V Power supply Address data from CL680 to Microcode ROM/DRAM Address data from CL680 to Microcode ROM/DRAM Address data from CL680 to Microcode ROM/DRAM –...
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http://www.xiaoyu163.com 3 7 63 1515 0 Pin Name Function Pin No. PGIO0 Not used PGIO8 Not used PGIO2/VSYNC/CSYNC Vertical synchronized signal of video signal AVDD PLL – +3.3V Power supply – Not used – Not used – Not used AGND PLL –...
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http://www.xiaoyu163.com 3 7 63 1515 0 • IC601 DISPLAY CONTROL ( TMP87CM74AF) Pin Name Function Pin No. 1 to 6 LED3 to LED8 LED driver output – Ground X OUT X’tall (8MHz) X IN RESET Reset signal input from main controller LED9 LED driver output LED10...
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http://www.xiaoyu163.com 3 7 63 1515 0 • IC801 PANEL CONTROL ( TMP87CH48DF) Pin No. Pin Name Function – Ground X OUT X’tall (8MHz) X IN RESET Reset signal input MUTE Mute ON/OFF selection input MODE_0 TEST – Connected to ground MODE_1 YB_CLK NAR/YB_RDY...
http://www.xiaoyu163.com SECTION 9 EXPLODED VIEWS 3 7 63 1515 0 NOTE: The components identified by • Abbreviation • Items marked “*” are not stocked since they are mark ! or dotted line with mark : Saudi Arabia model seldom required for routine service. Some delay ! are critical for safety.
http://www.xiaoyu163.com 3 7 63 1515 0 9-2. CHASSIS SECTION not supplied (HK) (SP,MY,EA,TW) (IA) (SP,MY,EA, HK,TW) (IA) T501 L 13942296513 not supplied The components identified by mark ! or dotted line with mark ! are critical for safety. Replace only with part number specified. Ref.
http://www.xiaoyu163.com 3 7 63 1515 0 9-6. BASE UNIT SECTION (BU-5BD24AL) L 13942296513 M101 M102 The components identified by mark ! or dotted line with mark ! are critical for safety. Replace only with part number specified. Ref. No. Part No. Description Remark Ref.
http://www.xiaoyu163.com 3 7 63 1515 0 9-7. TC MECHANISM SECTION 1 TCM230AWR1 TCM230PWR1 *NOTE: Two types of parts which are not interchangeable are available for the Head deck (A) ASSY and Head deck (B) ASSY. When replacing the parts, refer to the following figure, and use the appropriate part.
http://www.xiaoyu163.com 3 7 63 1515 0 9-8. TC MECHANISM SECTION 2 TCM230AWR1 TCM230PWR1 * NOTE: Two types of parts which are not interchangeable are available for the mechanical block assembly. When replacing the parts, refer to the following figure, and use the appropriate part. *NOTE: Two types of parts which are not interchangeable are available for the mechanical block assembly.
http://www.xiaoyu163.com SECTION 10 AUDIO ELECTRICAL PARTS LIST 3 7 63 1515 0 Note: • SEMICONDUCTORS • Due to standardization, replacements in the parts list The components identified by In each case, u: µ , for example: may be different from the parts specified in the mark ! or dotted line with mark uA...: µ...
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http://www.xiaoyu163.com VIDEO 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark L501 1-216-296-91 SHORT R333 1-216-046-00 METAL CHIP 1/10W L502 1-216-296-91 SHORT R335 1-216-073-00 METAL CHIP 1/10W L503 1-216-296-91 SHORT R336 1-216-073-00 METAL CHIP 1/10W R340 1-216-022-00 METAL CHIP...
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http://www.xiaoyu163.com VIDEO 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R533 1-216-025-91 RES,CHIP 1/10W MISCELLANEOUS R534 1-216-073-00 METAL CHIP 1/10W ************* R535 1-216-073-00 METAL CHIP 1/10W R536 1-216-033-00 METAL CHIP 1/10W 1-693-421-11 TUNER (FM/AM) 1-773-009-11 WIRE (FLAT TYPE) (15 CORE)(150mm) R537...