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SLV-M10HF RMT-V249 SERVICE MANUAL US Model Canadian Model • Refer to the SERVICE MANUAL of VHS MECHANICAL ADJUSTMENT for MECHANICAL ADJUSTMENTS. S MECHANISM (9-921-647-11) SPECIFICATIONS VIDEO CASSETTE RECORDER MICROFILM...
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MARK ! ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS CRITIQUES POUR LA SÉCURITÉ DE FONCTIONNEMENT. NE LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE REMPLACER CES COMPOSANTS QUE PAR DES PIÈSES SONY COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS DONT LES NUMÉROS SONT DONNÉS DANS CE MANUEL OU APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS DANS LES SUPPÉMENTS PUBLIÉS PAR SONY.
SLV-M10HF SERVICE NOTE 1. ERROR CODE INDICATION • Error codes are indicated using the lower 5 digits in the fluorescent display tube. “At this time, Colon “:” between character is not indicated.” Mode code indication when the error has occurred.
SLV-M10HF SECTION 3 BLOCK DIAGRAMS 3-1. OVERALL BLOCK DIAGRAM (SEE PAGE 4-32) MA-335 BOARD (SEE PAGE 4-5,8,11,15,17,19,21,23,25) AJ-2 IC500 TU700 VHF/ Q560 BOARD VIDEO TUNER/MOD/IF RF VIDEO VIDEO CJ801 SO 0 CJ570 IC160 DRUM MOTOR LINE 2 L VIDEO 2...
SLV-M10HF 3-5. MODE CONTROL BLOCK DIAGRAM NL-2 BOARD (SEE PAGE 4-34) (SEE PAGE 4-37) IC002 IC003 AN-17 MANCHESTER CODE MOD./DEMOD. BOARD SMARTFILE CONTROL /SERIAL TRANSFER CONTROL Q015 Q001-003,005 CNJ001 Q007,010,016,017 CN001 CN101 DSS IN CAR L+ CAR L- (FRONT) SCK1...
SLV-M10HF 4-2. PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS There are few cases that the part printed on this diagram isn’t mounted in this model. MA-335 (REC/PB AMP, VIDEO, SERVO/SYSTEM CONTROL, AUDIO, TUNER) PRINTED WIRING BOARD — Ref. No.: MA-335 Board; 1,000 Series —...
SLV-M10HF MA-335 (REC/PB AMP) SCHEMATIC DIAGRAM — Ref. No.: MA-335 Board; 1,000 Series — MA-335 BOARD THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS. MA-335 BOARD IC260 4 REC (In addition to this, the necessary note is...
SLV-M10HF MA-335 (POWER SUPPLY, AV-BUS) SCHEMATIC DIAGRAM • See page 4-3 for MA-335 BOARD printed wiring board. — Ref. No.: MA-335 Board; 1,000 Series — POWER SUPPLY, AV-BUS 4-25 4-26 MA-335 (9/10) (10/10)
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SLV-M10HF FR-139 (MODE CONTROL) PRINTED WIRING BOARD There are few cases that the part printed on this diagram isn’t mounted in this model. — Ref. No.: FR-139 Board; 2,000 Series — FR-139 BOARD MA-335 NL-2 CN460 A-11 REC/PB AMP, VIDEO, AUDIO,...
SLV-M10HF There are few cases that the part printed on this diagram isn’t mounted in this model. There are few cases that the part printed on this diagram isn’t mounted in this model. DM-81 (OPERATION SWITCHES) PRINTED WIRING BOARD AND SCHEMATIC DIAGRAM AJ-2 (LINE-2 IN) PRINTED WIRING BOARD AND SCHEMATIC DIAGRAM —...
SLV-M10HF AN-16 (INNER SMARTFILE SENSOR/WRITER), AN-17 (FRONT SMARTFILE SENSOR) PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS There are few cases that the part printed on this diagram isn’t mounted in this model. — Ref. No.: AN-16, AN-17 Board; 3,000 Series —...
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SLV-M10HF NL-2 (SMARTFILE) PRINTED WIRING BOARD There are few cases that the part printed on this diagram isn’t mounted in this model. — Ref. No.: NL-2 Board; 3,000 Series — NL-2 BOARD CN001 CN002 CN003 CN004 CNJ001 D001 D002 D003...
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SLV-M10HF POWER BLOCK SR821 (SWITCHING REGULATOR) PRINTED WIRING BOARD AND SCHEMATIC DIAGRAM There are few cases that the part printed on this diagram isn’t mounted in this model. — Ref. No.: SR821 Board; 9,000 Series — POWER BLOCK (SR821) T101 POWER TRANSFORMER...
5-6. SERVO/SYSTEM CONTROL MICROPROCESSOR PIN FUNCTIONS (MA-335 BOARD IC161) Pin No. Pin Name Function Pin No. Pin Name Function RF SWP RF switching pulse output. Not used. AF REC P “H” when HiFi audio REC. AVSS — Unswitched ground. N.C. —...
5-7. TUNER/TIMER MODE CONTROL PIN FUNCTIONS (FR-139 BOARD IC460) Pin No. Pin Name Function Pin No. Pin Name Function N.C. Not used. SEG7 Segment terminal 7 POWER FAIL Power failure detect signal input. SEG8 Segment terminal 8. H DET_(TUNER H SYNC detect SEG9 Segment terminal 9.
SLV-M10HF SECTION 6 ADJUSTMENTS 6-1 MECHANICAL ADJUSTMENTS 2-1-3. Input Signal Check Video signal produced by a pattern generator is used as an adjustment signal to perform electrical alignment for this unit. This video signal For the mechanical adjustments, please refer to the must satisfy the specification.
2-1-5. Input/Output Levels and Impedance 2-2. POWER SUPPLY CHECK Video input: LINE IN 2-2-1. Output Voltage Check (MA-335 Board) Input signal: 1Vp-p, 75ohms, unbalanced, Mode sync negative Measuring Instrument Digital voltmeter Video output: LINE OUT SW 12V Check Output signal: 1Vp-p, 75ohms, unbalanced, IC601 pin 2 sync negative Measurement point...
2-3. SERVO SYSTEM CHECK Unless otherwise specified, set the switches to the following positions. • INPUT SELECT switch ........... LINE 1 • TAPE SPEED switch ..... SP (Remote commander) 2-3-1. RF Switching Position/ AF Switching Position Adjustments (MA-335 Board) [Adjustment Purpose] To adjust the link of the A-ch and B-ch of the tape playback outputs.
2-4. VIDEO SYSTEM CHECKS 2-4-2. SYNC AGC Check (MA-335 Board) For the video system checks, follow the checking procedures given Mode below as a rule. The color bar video signal supplied from the pattern Signal Color bar generator is used as the video input signal for the video system IC201 pin #•...
2-4-4. Recording Chroma Level Check 2-5. AUDIO SYSTEM ADJUSTMENT (MA-335 Board) • For the adjustment of the audio system, perform in the SP mode if there is no special notes. Use the alignment tape. Mode Recording (SP) Signal Color bar [Connecting Instruments] IC201 pin !¢...
2-5-3. Overall Output Level and Distortion Factor Check Mode Self-record playback Signal 400Hz, –7.5dBs : CJ570 Measurement point CJ570 Measuring instrument Audio level meter and Distortion meter Specified value Playback Level: –7.5 ± 3dBs Distortion: 4.0% or less [Check Method] 1) Input signal of 400Hz and –7.5dBs to the audio input.
SLV-M10HF SECTION 7 REPAIR PARTS LIST 7-1. EXPLODED VIEWS NOTE: • -XX, -X mean standardized parts, so they may • The mechanical parts with no reference number The components identified by mark ! or have some differences from the original one.
7-1-2. CHASSIS SECTION not supplied supplied Q102 Q101 * AN holder (not supplied) * Antenna (small) shield plate (not supplied) not supplied * When peeling off the antenna (small) shield plate, be sure to apply it to the original position on the AN holder.
AJ-2 AN-16 AN-17 DM-81 FR-139 7-2. ELECTRICAL PARTS LIST NOTE: • Due to standardization, replacements in the • RESISTORS When indicating parts by reference number, parts list may be different from the parts All resistors are in ohms. please include the board name. specified in the diagrams or the components METAL: metal-film resistor The components identified by mark ! or...