Sony RMT-V259D, SLV-SF90, RMT-V259F, RMT-V259G, RMT-V259H Service Manual

...

SLV-SE85/SF90/SF99

RMT-V259D/V259E/V259F/V259G/V259H/V259J/V260/V260A/V260B

SERVICE MANUAL

VIDEO CASSETTE RECORDER

MICROFILM

SR MECHANISM

SPECIFICATIONS

Refer to the SERVICE MANU AL of VHS MECHANICAL ADJUSTMENT

for MECHANICAL ADJUSTMENTS

(9-921-647-13).

UK Model

SLV-SE85UX/SF90UX(SF)/

SF90UX(WF)/SF99UX

French Model

SLV-SE85B/SF90B(SF)/

SF90B(WF)/SF99B

German Model

SLV-SE85VC/SF90VC(SF)/

SF90VC(WF)/SF99VC

Spanish Model

SLV-SE85NP/SF90NP(SF)/

SF90NP(WF)/SF99NP

E Model

SLV-SF99EN

Irish Model

SLV-SF90EX

Photo: SL V-SF90

RMT-V259F

— 2 —

1. Check the area of your repair for unsoldered or poorly-soldered connections. Check the entire board surface for solder splashes and bridges.

2. Check the interboard wiring to ensure that no wires are "pinched" or contact high-wattage resistors.

3. Look for unauthorized replacement parts, particularly transistors, that were installed during a previous repair . Point them out to the customer and recommend their replacement.

4. Look for parts which, through functioning, show obvious signs of deterioration. Point them out to the customer and recommend their replacement.

5. Check the B+ voltage to see it is at the values specified.

6. Flexible Circuit Board Repairing

• Keep the temperature of the soldering iron around 270˚C during repairing.

• Do not touch the soldering iron on the same conductor of the circuit board (within 3 times).

• Be careful not to apply force on the conductor when soldering or unsoldering.

SAFETY CHECK-OUT

After correcting the original service problem, perform the following safety checks before releasing the set to the customer.

SAFETY-RELATED COMPONENT WARNING!!

COMPONENTS IDENTIFIED BY MARK ! OR DO TTED LINE WITH MARK ! ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY .

ATTENTION AU COMPOSANT AYANT RAPPORT

À LA SÉCURITÉ! LES COMPOSANTS IDENTIFÉS P AR UNE MARQUE ! SUR LES DIAGRAMMES SCHÉMA TIQUES ET LA LISTE DES PIÈCES SONT CRITIQUES POUR LA SÉCURITÉ DE FONCTIONNEMENT. NE REMPLACER CES COMPOSANTS QUE PAR DES PIÈSES SONY DONT LES NUMÉROS SONT DONNÉS DANS CE MANUEL OU DANS LES SUPPÉMENTS PUBLIÉS PAR SONY.

— 3 —

TABLE OF CONTENTS

SERVICE MODE

1. ERROR CODE INDICATION··········································· 5

1. GENERAL

Getting Started

Step 1 Unpacking···································································1-1 Step 2 Setting Up the remote commander ····························· 1-1 Step 3 Connecting the VCR···················································1-3 Step 4 Tuning your TV to the VCR ·······································1-4 Step 5 Setting up the VCR with the Auto Set Up function ····1-4 Step 6 Setting the clock ·························································1-5 Step 7 Setting the satellite tuner ············································1-6 Selecting a language ······························································1-8 Presetting channels ································································1-8 Setting/changing the station names ·······································1-9 Changing/disabling programme positions ··························· 1-10 Setting the PAY-TV/Canal Plus decoder······························ 1-11

Basic Operations

Playing a tape·······································································1-12 Recording TV programmes ·················································1-13 Recording TV programmes using the ShowView system ···1-14

Additional Operations

Setting the timer manually··················································· 1-15 Playing/searching at various speeds ····································1-16 Setting the recording duration time ·····································1-16 Checking/changing/cancelling timer settings ······················1-17 Recording stereo and bilingual programmes ······················· 1-17 Searching using the index function······································1-18 Adjusting the picture ···························································1-18 Changing menu options ······················································· 1-18 Editing with another VCR or stereo system ························1-19 Audio dubbing ·····································································1-20

SmartFile function

About the SmartFile function ··············································1-20 Recording using the SmartFile function ······························1-21 Selecting and playing a programme ····································1-22 Checking the contents of a tape ···········································1-22 Labelling a recorded programme and tape ··························1-23 Registering the contents of a recorded tape in the SmartFile label·····································································1-24 Protecting a recorded programme········································ 1-25 Erasing the data of an unwanted programme ······················1-26

Additional Information

Troubleshooting ···································································1-26 Index to parts and controls··················································· 1-28 Menu chart ···········································································1-29

2. DISASSEMBLY

2-1. CASE, FRONT PANEL BLOCK ASSEMBLY ··············2-1 2-2. DM-86, FR-161, JK-171, AT-26 BOARDS ····················2-1 2-3. REAR PANEL ·································································2-2 2-4. NR-27, RP-235 BOARDS···············································2-2 2-5. SR MECHANISM DECK···············································2-3 2-6. POWER BLOCK, MA-359 BOARDS····························2-3 2-7. INTERNAL VIEWS························································2-4 2-8. CIRCUIT BOARDS LOCATION ···································2-5

3 BLOCK DIAGRAMS

3-1. OVERALL BLOCK DIAGRAM (1) ······························3-3

OVERALL BLOCK DIAGRAM (2) ······························3-5

3-2. VIDEO BLOCK DIAGRAM (1) ····································3-8

VIDEO BLOCK DIAGRAM (2) ····································3-9

3-3. SERVO BLOCK DIAGRAM (1) ·································· 3-11

SERVO BLOCK DIAGRAM (2) ·································· 3-13 3-4. MEMORY BLOCK DIAGRAM···································3-15 3-5. AUDIO BLOCK DIAGRAM ········································3-17 3-6. POWER BLOCK DIAGRAM (1)································· 3-19

POWER BLOCK DIAGRAM (2)································· 3-21

4. PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS

4-1. FRAME SCHEMATIC DIAGRAM································4-3 4-2. PRINTED WIRING BOARDS AND SCHEMATIC

DIAGRAMS····································································4-5

• MA-359 (Y/C PROCESS)(1/7) SCHEMATIC DIAGRAM ······························4-5

• MA-359 (ARC, AFC, VPS/PDC)(2/7) SCHEMATIC DIAGRAM ······························4-7

• MA-359 (SERVO/SYSTEM CONTROL)(3/7) SCHEMATIC DIAGRAM ······························4-9

• MA-359 (IN/OUT SELECT)(4/7) SCHEMATIC DIAGRAM ····························4-11

• MA-359 (TUNER)(5/7) SCHEMATIC DIAGRAM ····························4-13

• MA-359 (AUDIO PROCESS)(6/7) SCHEMATIC DIAGRAM ····························4-15

• MA-359 (DC/DC CONVERTER)(7/7) SCHEMATIC DIAGRAM ····························4-17

• MA-359 (Y/C PROCESS, ARC, AFC, VPS/PDC,

SERVO/SYSTEM CONTROL, IN/OUT SELECT, TUNER, AUDIO PROCESS, DC/DC CONVERTER)

PRINTED WIRING BOARD ·······················4-19

• RP-235 (REC/PB HEAD AMP) PRINTED WIRING BOARD ·······················4-25

• RP-235 (REC/PB HEAD AMP) SCHEMATIC DIAGRAM ····························4-27

• JK-171 (LINE 2 IN) PRINTED WIRING BOARD AND SCHEMATIC DIAGRAM ····························4-29

• DM-86 (USER CONTROL) PRINTED WIRING BOARD AND SCHEMATIC DIAGRAM ····························4-31

• FR-161 (MODE CONTROL, FL DRIVE) PRINTED WIRING BOARD ·······················4-33

• FR-161 (MODE CONTROL, FL DRIVE) SCHEMATIC DIAGRAM ····························4-35

• SE-90 (SECAM CHROMA PROCESS) PRINTED WIRING BOARD ·······················4-38

• SE-90 (SECAM CHROMA PROCESS) SCHEMATIC DIAGRAM ····························4-39

• NR-27 (DNR, Y/C SELECT) PRINTED WIRING BOARD ·······················4-41

• NR-27 (DNR, Y/C SELECT) SCHEMATIC DIAGRAM ····························4-43

• SRV879EK (POWER SUPPLY) PRINTED WIRING BOARD ·······················4-45

• POWER BLOCK (SRV879EK) SCHEMATIC DIAGRAM ····························4-47

• ML-17 (SMART FILE),

AT-25 (INNER SMART FILE SENSOR), AT-26 (FRONT SMART FILE SENSOR)

PRINTED WIRING BOARDS ·····················4-49

• ML-17 (SMART FILE)(1/2),

AT-25 (INNER SMART FILE SENSOR), AT-26 (FRONT SMART FILE SENSOR)

SCHEMATIC DIAGRAM ····························4-51

• ML-17 (SMART FILE)(2/2) SCHEMATIC DIAGRAM ····························4-53

5. INTERFACE, IC PIN FUNCTION DESCRIPTION

5-1. SYSTEM CONTROL —

VIDEO BLOCK INTERFACE (MA-359 BOARD IC160)···············································5-1

5-2. SYSTEM CONTROL —

SERVO PERIPHERAL CIRCUIT INTERFACE (MA-359 BOARD IC160)···············································5-1

— 4 —

5-3. SYSTEM CONTROL —

MECHANISM INTERFACE (MA-359 BOARD IC160)···············································5-2

5-4. SYSTEM CONTROL —

SYSTEM CONTROL PERIPHERAL CIRCUIT INTERFACE (MA-359 BOARD IC160) ························ 5-2

5-5. SYSTEM CONTROL —

AUDIO BLOCK INTERFACE (MA-359 BOARD IC160)···············································5-2

5-6. SERVO/SYSTEM CONTROL MICROPROCESSOR

PIN FUNCTIONS (MA-359 BOARD IC160)················ 5-3

5-7. TUNER/TIMER MODE CONTROL PIN FUNCTION

(FR-161 BOARD IC180) ················································5-4

6. ADJUSTMENTS

6-1. MECHANICAL ADJUSTMENT ···································6-1 6-2. ELECTRICAL ADJUSTMENT······································6-1 2-1. PREPARATION BEFORE ADJUSTMENT···················6-1 2-1-1.Equipment Required ························································6-1 2-1-2.Equipment Connection ···················································· 6-1 2-1-3.Setup for adjustment························································6-1 2-1-4.Alignment Tape ······························································· 6-1 2-1-5.Input/Output Levels and impedance································6-2 2-1-6.Adjustment Sequence ······················································ 6-2 2-2. POWER SUPPLY CHECK ·············································6-2 2-2-1.Power Supply Voltage Check (MA-359 board)···············6-2 2-3. SYSTEM CONTROL SYSTEM ADJUSTMENT··········6-3 2-3-1.Clock Adjustment (FR-161 board) ··································6-3 2-4. SERVO SYSTEM ADJUSTMENT································· 6-3 2-4-1.RF Switching Position Adjustment (MA-359 board)······6-3 2-4-2.Hi-Fi Switching Position Adjustment (MA-359 board) ··6-3 2-5. VIDEO SYSTEM CHECK ·············································6-4 2-5-1.Playback Level Check (MA-359 board)··························6-4 2-5-2.Sync AGC Check (MA-359 board) ·································6-4 2-5-3.Deviation Check (MA-359 board)···································6-4 2-5-4.DNR Y Level Adjustment (NR-15 board)

(SLV-SF99 model only. (Except B model)) ····················6-5

2-5-5.DNR C Level Adjustment (NR-15 board)

(SLV-SF99 model only. (Except B model)) ····················6-5 2-6. AUDIO SYSTEM ADJUSTMENT·································6-5 2-6-1.Hi-Fi Audio System Check·············································· 6-5

1. E-E Output Level Check ·················································6-5

2. Overall Level Characteristics Check ·······························6-5 2-6-2.Normal Audio System Adjustment··································6-6

1. ACE Head Adjustment ····················································6-6

2. Frequency Response Check·············································6-6

7. REPAIR PARTS LIST

7-1. EXPLODED VIEWS ······················································7-1 7-1-1.FRONT PANEL AND UPPER CASE SECTION ··········7-1 7-1-2.CHASSIS SECTION······················································· 7-3 7-1-3.MECHANISM DECK SECTION-1 ·······························7-4 7-1-4.MECHANISM DECK SECTION-2 ·······························7-5 7-1-5.MECHANISM DECK SECTION-3 ·······························7-6 7-2. ELECTRICAL PARTS LIST ··········································7-7

— 5 —

Code

0 1 2 3 4 5 6 7 8

Emergency contents No emergency Loading direction cam encoder emergency Unloading direction cam encoder emergency T reel rotation emergency S reel rotation emergency Capstan rotation emergency Drum rotation emergency Cam encoder emergency on initializing Cassette front loading emergency

Code

0 1 2 3 4 5 6 7 8

9 10 11 12

Cam position NC EJECT CDOWN ULDEND TLOAD HCLEAN LDEND RVS PR FWDP FWDP STOP FR

VTR mode Mode except for the following EJECT (Include Power off) Cassette down Tape unload end • Dew stop In tape loading In tape loading Tape loading end RVS JOG (Include STILL, SLOW) FWD, FWDP/RVS MECHA inhibit FWD SLOW, FWD STILL PB, FWD JOG • STOP (Drum on) STOP (Drum off • Power off) FF/REW

SERVICE NOTE

1. ERROR CODE INDICATION

• EMERGENCY CODE and ENCODER DATA and FUNCTION MODE will display to the fluorescent display tube in MECHA emergency mode.

EMERGENCY CODE

MECHA ENCODER

EMERGENCY CODE (Decimal)

MECHA ENCODER (Decimal)

FUNCTION MODE (Hexadecimal)

— 6 —

Code

(*1)

00 01 02 03 04 05 06 07 08

09 0A 0B 0C 0D 0E

19 1A 1B 1C 1D

Code

(*1)

1E 1F 20 21 22 23 24 25 26 27 28 29 2A 2B 2C 2D 2E 2F 30 31 32 33 34 35 36 37 38 39 3A

Code

(*2)

80 81 82 83 84 85 86 87 88

89 8A 8B 8C 8D 8E

99 9A 9B 9C 9D

Code

(*2)

9E 9F A0 A1 A2 A3 A4 A5 A6 A7

A8 AA AA AB AC AD AE

AF B0 B1 B2 B3 B4 B5 B6 B7 B8 B9

Function mode

REW HIGH PB REC REC PAUSE TIMER REC TIMER REC PAUSE ORC VA INSERT VA INSERT PAUSE V INSERT V INSERT PAUSE A INSERT A INSERT PAUSE PB FWD X1 RVS X1 FWD X2 RVS X2 CUE REV CUE LOCK REV LOCK EDIT STNBY DUMMY FWD STILL RVS STILL FED STEP RVS STEP FWD SLOW RVS SLOW

Function mode

Initial Emergency Emergency power off EJECT EJECT DEW EJECT power off ULDEND STOP DEW ULDEND power off HCLEAN STOP STOP tape end STOP tape top STOP zero STOP power off STNBY STNBY tape top STNBY zero EE FWD EE RVS FF FWD SEARCH FF 0 PB FF 0 STOP REW RVS SEARCH REW 0 PB REW 0 STOP REW PB REW HIGH

FUNCTION MODE

*1 : After MODE INHIBIT. *2 : MODE INHIBIT.