Sony SLV-SE740B Service Manual

Sony SLV-SE740B Service Manual

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SLV-SE740B/SE740D/SE740E/SE740G/SE740I/SE740N/
QQ
3 7 63 1515 0
SERVICE MANUAL
* The abbreviations of SE740, SE747, SE840 and SX740 contained in
this service manual are indicated when these models are common to
TE
L 13942296513
all their corresponding models as given below.
Abbreviated
SE740
model name
SE740B
All model
SE740D
names
SE740E
SLV-
SE740G
SE740I
SE740N
System
Channel coverage
SE740B/SE840B:
SECAM (L)
VHF F2 to F10
UHF F21 to F69
CATV B to Q
HYPER S21 to S41
PAL (B/G)
VHF E2 to E12
VHF italian channels A to H
UHF E21 to E69
CATV S01 to S05, S1 to S20
HYPER S21 to S41
SE740D/SE740E/SE747E/SE840D/SE840E/
SX740D/SX740E:
www
PAL (B/G)
VHF E2 to E12
VHF italian channels A to H
UHF E21 to E69
CATV S01 to S05, S1 to S20
.
HYPER S21 to S41
SE740G/SE840G:
PAL (I)
UHF B21 to B69
http://www.xiaoyu163.com
SE747E/SE840B/SE840D/SE840E/SE840G/
SE840N/SX740D/SX740E/SX740N
SE747
SE840
SE747E
SE840B
SE840D
SE840E
SE840G
SE840N
SE740I:
PAL (I)
VHF IA to IJ, SA10 to SA13
UHF B21 to B69
CATV S01 to S05, S1 to S20
HYPER S21 to S41
SE740N/SE840N/SX740N:
PAL (B/G, D/K)
VHF E2 to E12, R1 to R12
UHF E21 to E69, R21 to R69
CATV S1 to S41, S01 to S05
RF output signal
SE740D/SE740E/SE740G/SE740I/SE740N/
SE747E/SE840D/SE840E/SE840G/SE840N/
SX740D/SX740E/SX740N:
UHF channels 21 to 69
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ao
u163
y
i
http://www.xiaoyu163.com
2 9
8
RMT-V406/V406A/V406B/V407A/V407B
SLV-SE740B/SE740D/SE740E/SE740I/SE740N/SE747E/
Photo: SLV-SE840B
RMT-V407B
Refer to the SERVICE MANUAL of VHS MECHANI-
Q Q
3
6 7
CAL ADJUSTMENT MANUAL VII for MECHANICAL
1 3
1 5
ADJUSTMENTS. (9-921-790-11)
SX740
SX740D
SX740E
SX740N
SPECIFICATIONS
VIDEO CASSETTE RECORDER
co
.
9 4
2 8
AEP Model
SE840B/SE840D/SE840E/SE840N/
SX740D/SX740E/SX740N
UK Model
SLV-SE740G/SE840G
TS-10 MECHANISM
0 5
8
2 9
9 4
2 8
Aerial out
75-ohm asymmetrical aerial socket
Tape speed
SE740D/SE740E/SE740G/SE740I/SE747E/
SE840D/SE840E/SE840G/SX740D/SX740E:
SP: PAL
23.39 mm/s (recording/playback)
NTSC 33.35 mm/s (playback only)
LP: PAL
11.70 mm/s (recording/playback)
NTSC 16.67 mm/s (playback only)
EP: NTSC 11.12 mm/s (playback only)
— Continued on next page —
m
9 9
9 9

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Summary of Contents for Sony SLV-SE740B

  • Page 1 SLV-SE740B/SE740D/SE740E/SE740G/SE740I/SE740N/ SE747E/SE840B/SE840D/SE840E/SE840G/ 3 7 63 1515 0 SE840N/SX740D/SX740E/SX740N RMT-V406/V406A/V406B/V407A/V407B SERVICE MANUAL AEP Model SLV-SE740B/SE740D/SE740E/SE740I/SE740N/SE747E/ SE840B/SE840D/SE840E/SE840N/ SX740D/SX740E/SX740N UK Model SLV-SE740G/SE840G Photo: SLV-SE840B TS-10 MECHANISM RMT-V407B * The abbreviations of SE740, SE747, SE840 and SX740 contained in Refer to the SERVICE MANUAL of VHS MECHANI-...
  • Page 2 LINE WITH MARK 0 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. — 2 —...
  • Page 3: Table Of Contents

    http://www.xiaoyu163.com 3 7 63 1515 0 TABLE OF CONTENTS Important Service Guide 2-3-9 Gear Loading Drive, Slider Cam, Lever Load S, T Ass’y Removal ····································· 2-11 Mode Switch (Program Switch) Assembly Point ························· 4 2-3-10 Gear Loading Drive, Slider Cam, How to eject the cassette tape Lever Load S, T Ass’y Assembly ····································...
  • Page 4: Important Service Guide

    http://www.xiaoyu163.com 3 7 63 1515 0 IMPORTANT SERVICE GUIDE MODE SWITCH (PROGRAM SWITCH) ASSEMBLY POINT 1) When installing the ass’y deck on the Main PCB, be sure to align the assembly point of mode switch. ASSEMBLY POINT (ALIGN TWO ARROWS) Fig.
  • Page 5: General

    Never use the plug The VIDEO Plus+ system is manufactured under without the fuse cover. If you should lose the fuse license from Gemstar Development Corporation. cover, please contact your nearest Sony service station. Precautions J AUDIO DUB button (71)
  • Page 6: Step 1 : Unpacking

    http://www.xiaoyu163.com 3 7 63 1515 0 A Z (eject) button (34) Rear panel Remote commander (wide) button (for TV) (14) (15) For SLV-SE840G and SE740G/I DISPLAY button (14) (35) (38) D COUNTER/REMAIN button (38) E Programme number buttons* (13) (39) F - (ten’s digit) button (13) (39) G / (Teletext) button (for TV)* (14)
  • Page 7: Step 2 : Setting Up The Remote Commander

    • When you set your TV’s code number correctly while the TV is turned on, the TV SE840G only) turns off automatically. The remote commander is preprogrammed to control non-Sony TVs. If your Notes TV is listed in the following table, set the appropriate manufacturer’s code •...
  • Page 8: Step 3 : Connecting The Vcr

    http://www.xiaoyu163.com 3 7 63 1515 0 If your TV has a Scart (EURO-AV) connector Step 3 : Connecting the VCR If your TV has a Scart (EURO-AV) connector, see page 17. If your TV does not have a Scart (EURO-AV) connector LINE-1 (EURO AV) Mains lead AERIAL IN...
  • Page 9: Step 4 : Setting Up The Vcr With The Auto

    http://www.xiaoyu163.com 3 7 63 1515 0 Notes Step 4 : Setting up the VCR with the Auto • Whenever you operate the Auto Set Up function, some of the settings (VIDEO Plus+, timer, etc.) will be reset. If this happens, you have to set them Set Up function again.
  • Page 10: Presetting Channels

    http://www.xiaoyu163.com 3 7 63 1515 0 Press </, repeatedly until the Presetting channels channel you want is displayed. M A N U AL T U N IN G If some channels could not be preset using the Auto Set Up function, you can preset M F T –...
  • Page 11 http://www.xiaoyu163.com 3 7 63 1515 0 Press OK, then press M/m to move Press M/m to highlight MANUAL SET UP, then press ,. to the desired programme position. TV S TA TI ON TAB LE T V ST AT I O N T ABL E NA ME N AM E –...
  • Page 12: Setting The Clock

    http://www.xiaoyu163.com 3 7 63 1515 0 Set the day, month, and year in Setting the clock sequence by pressing , to select the item to be set, and press M/m to select the digits, then press ,. S E P You must set the time and date on the VCR to use the timer features properly.
  • Page 13: Recording Tv Programmes

    http://www.xiaoyu163.com 3 7 63 1515 0 Starting playback automatically with one button (One Recording TV programmes Touch Play) If you use the SMARTLINK connection, you can turn on the TV, set the TV to the video channel, and start playback automatically with one button. Before you start...
  • Page 14: Recording Tv Programmes Using The Dial Timer

    http://www.xiaoyu163.com 3 7 63 1515 0 Recording what you are watching on the TV (TV Direct Recording TV programmes using the Dial Rec) If you use the SMARTLINK connection, you can easily record what you are Timer (SLV-SE840G only) watching on the TV (other than tapes being played on the VCR). Press ?/1 to turn on the VCR.
  • Page 15: Recording Tv Programmes Using The Video Plus

    http://www.xiaoyu163.com 3 7 63 1515 0 To set the clock About the Demonstration Mode The Dial Timer function has a Demonstration Mode that allows the user, such as a Hold down DIAL TIMER so that “DAY” appears in the display salesperson, to enter more than eight examples of timer settings when demonstrating window.
  • Page 16: Setting The Timer Manually

    http://www.xiaoyu163.com 3 7 63 1515 0 To use the VCR after setting the timer Press ?/1 to turn off the VCR. To use the VCR before a recording begins, just press ?/1. The indicator indicator appears in the display window and the VCR stands turns off and the VCR switches on.
  • Page 17: Additional Operations

    http://www.xiaoyu163.com 3 7 63 1515 0 Additional Operations To use the VCR after setting the timer Playing/searching at various speeds To use the VCR before a recording begins, just press ?/1. The indicator turns off and the VCR switches on. Remember to press ?/1 to reset the VCR to recording standby after using the VCR.
  • Page 18: Synchronized Recording

    http://www.xiaoyu163.com 3 7 63 1515 0 Recording programmes using Synchronized Recording SYNCHRO REC button/indicator the Synchronized Recording function Before you start... You can set the VCR to automatically record programmes from equipment • Insert a tape with its safety tab in place. such as a satellite tuner by connecting the equipment to the LINE-3 (DEC/ Make sure the tape is longer than the total EXT)*...
  • Page 19: Recording Stereo And Bilingual Programmes

    http://www.xiaoyu163.com 3 7 63 1515 0 Selecting the sound during Hi-fi playback Recording stereo and bilingual Press AUDIO MONITOR to select the sound you want. programmes To listen to On-screen display Display window Stereo STEREO STEREO In the NICAM system Left channel STEREO This VCR receives and records stereo and bilingual programmes based on...
  • Page 20: Adjusting The Picture

    http://www.xiaoyu163.com 3 7 63 1515 0 Adjusting the picture Reducing the VCR’s power consumption Adjusting the tracking You can turn off the indicators in the display window when the VCR is off (standby mode) to reduce the VCR’s power consumption. Although the VCR automatically adjusts the tracking when playing a tape, distortion may Press MENU, then press M/m/</, to highlight USER SET and press...
  • Page 21: Editing

    http://www.xiaoyu163.com 3 7 63 1515 0 Editing Example C Connecting to a VCR or stereo system Your VCR (Recorder) How to connect to record on this VCR Connect the line outputs of the other VCR to the input connector of this VCR.
  • Page 22: Additional Information

    Troubleshooting). Clean the video heads using a Sony • Check that the digital tuner is turned on. video head cleaning cassette. If a Sony cleaning cassette is • Check that the satellite tuner is turned on. not available in your area, have the heads cleaned at your nearest Sony service facility (a standard service charge will •...
  • Page 23: Index

    RF channel.” programme 38 RF channel 20 ... Connect the mains lead to the mains. Hi-fi audio track 61 ... Press OK. Index scan 62 Index search 62 Sony Corporation Printed in Indonesia L 13942296513 AC68-02101R Index u163 1-19 http://www.xiaoyu163.com...
  • Page 24 http://www.xiaoyu163.com 3 7 63 1515 0 MEMO L 13942296513 u163 1-20E http://www.xiaoyu163.com...
  • Page 25: Disassembly And Reassembly

    http://www.xiaoyu163.com SLV-SE740/SE747/SE840/SX740 3 7 63 1515 0 2. DISASSEMBLY AND REASSEMBLY 2-1 CABINET AND PCB 2-1-1 Cabinet Top CABINET TOP 1 REMOVE 2 SCREWS 2 Lift up the Cabinet Top in the direction of arrow by releasing the Hook. L 13942296513 Fig.
  • Page 26: Ass'y Panel Front

    http://www.xiaoyu163.com 3 7 63 1515 0 2-1-3 Ass’y-Panel Front 2 RELEASE 3 HOOKS 1 RELEASE 4 HOOKS ASS'Y-PANEL FRONT (BOTTOM VIEW) (TOP VIEW) Fig. 2-3 Ass’y-Panel Front 2-1-4 Ass’y Jack PCB Disconnect the CN701 from the Ass'y PCB-Main and then lift the Ass'y PCB-Jack up. L 13942296513 CN702 CN704...
  • Page 27: Ass'y Main-Pcb, Deck

    http://www.xiaoyu163.com 3 7 63 1515 0 2-1-5 Ass’y MAIN-PCB, DECK 3 4 SCREWS 4 FLAT CABLE 5 FLAT CABLE 8 ASS'Y-DECK 6 FLAT CABLE L 13942296513 1 2 SCREWS 9 ASS'Y MAIN-PCB 7 RELEASE 1 TAB 2 BRACKET-FRAME u163 Fig. 2-5 Ass’y Main-PCB, Deck http://www.xiaoyu163.com...
  • Page 28: Vcr Deck Parts Locations

    http://www.xiaoyu163.com 3 7 63 1515 0 2-2 VCR DECK PARTS LOCATIONS 2-2-1 Top View L 13942296513 Fig. 2-6 Top parts Location-1 1 GEAR FL CAM 2 MOTOR LOADING ASS’Y 3 LEVER FL ARM ASS’Y 4 HOLDER FL CASSETTE ASS’Y 5 LEVER FL DOOR 6 SLIDER FL DRIVE u163 http://www.xiaoyu163.com...
  • Page 29 http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 qa q; qs Fig. 2-7 Top Parts Location-2 1 FE HEAD 8 DISK S REEL 2 CYLINDER ASS’Y 9 LEVER S BRAKE ASS’Y 3 ACE HEAD ASS’Y q; GEAR IDLE 4 LEVER UNIT PINCH ASS’Y qa LEVER IDLE 5 LEVER #9 GUIDE ASS’Y qs LEVER T BRAKE ASS’Y...
  • Page 30: Bottom View

    http://www.xiaoyu163.com 3 7 63 1515 0 2-2-2 Bottom View 1 2 3 L 13942296513 9 q; Fig. 2-8 Bottom Parts Location 1 GEAR JOINT 1 2 GEAR JOINT 2 3 BRAKET GEAR 4 MOTOR CAPSTAN ASS’Y 5 LEVER T LOAD ASS’Y 6 GEAR LOADING DRIVE 7 LEVER S LOAD ASS’Y 8 HOLDER CLUTCH ASS’Y...
  • Page 31: Vcr Deck

    http://www.xiaoyu163.com 3 7 63 1515 0 2-3 VCR DECK 2-3-1 Holder FL Cassette Ass’y Removal 2-3-2 Lever FL Door Removal 1) Pull the Holder FL Cassette Ass’y 1 to the eject position. 1) Release the Hook 2 and Remove the Lever FL Door 1 in the 2) Pull the Holder FL Cassette Ass’y 1 as grasping the Holder FL direction of arrow “A”.
  • Page 32: Slider Fl Drive, Gear Fl Cam Removal

    http://www.xiaoyu163.com 3 7 63 1515 0 2-3-3 Slider FL Drive, Gear FL Cam Removal 2-3-4 Lever FL Arm Ass’y Removal 1) Pull the Slider FL Drive 1 to the front direction. 1) Push the hole “A” in the direction of arrow “B” use the pin.(about 2) Remove the Slider FL Drive 1 in the direction of arrow.
  • Page 33: Gear Worm Wheel Removal

    http://www.xiaoyu163.com 3 7 63 1515 0 2-3-5 Gear Worm Wheel Removal 2-3-6 Cable Flat Removal 1) Remove the Gear Worm wheel 1. 1) Remove the Drum connecting part of Cable Flat 1 from Connector Waffer 2. 2) Remove the Loading Motor connecting part of Cable Flat 1 from Connector Waffer 3.
  • Page 34: Motor Loading Ass'y Removal

    http://www.xiaoyu163.com 3 7 63 1515 0 2-3-7 Motor Loading Ass’y Removal 2-3-8 Bracket Gear, Gear Joint 2, 1 Removal 1) Remove the screw 1. 1) Remove the SCREW 1. 2) Remove the Motor Loading Ass’y 2. 2) Remove the Bracket Gear 2. 3) Remove the Gear Joint 2 3.
  • Page 35: Gear Loading Drive, Slider Cam

    http://www.xiaoyu163.com 3 7 63 1515 0 2-3-9 Gear Loading Drive, Slider Cam, 2-3-10 Gear Loading Drive, Slider Cam, Lever Load S, T Ass’y Removal Lever Load S, T Ass’y Assembly 1) Remove the Belt Pulley. (Refer to Fig. 2-36) 1) When reinstalling, be sure to align dot of Lever Load T Ass’y 1 2) Remove the Gear Loading Drive 1 after releasing Hook [A] in with dot of Lever Load S Ass’y 2 as shown in drawing, (Refer to the direction arrow as shown in detail drawing.
  • Page 36: Lever Pinch Drive, Lever Tension Drive Removal

    http://www.xiaoyu163.com 3 7 63 1515 0 2-3-11 Lever Pinch Drive, 2-3-12 Lever Tension Ass’y, Lever Tension Drive Removal Band Brake Ass’y Removal 1) Remove the Lever Pinch Drive 1, Lever Tension Drive 2. 1) Remove the Lever Brake S Ass’y (Refer to Fig 2-23). 2) Remove the Spring Tension Lever 1.
  • Page 37: Lever Brake S, T Ass'y Removal

    http://www.xiaoyu163.com 3 7 63 1515 0 2-3-13 Lever Brake S, T Ass’y Removal 2-3-14 Gear Idle Ass’y Removal 1) Push the Lever Idle 1 in the direction of arrow “A”, “B”. 1) Release the Hook [A] and the Hook [B], [C] in the direction of 2) Lift the Lever Idle 1.
  • Page 38: Disk S, T Reel Removal

    http://www.xiaoyu163.com 3 7 63 1515 0 2-3-15 Disk S, T Reel Removal 2-3-16 Holder Clutch Ass’y Removal 1) Lift the Disk S, T Reel 1, 2. 1) Remove the Washer Slit 1. 2) Lift the Holder Clutch Ass’y 2. Note: When you reinstall Holder Clutch Ass’y 1) Check the condition of spring as shown in detail A.
  • Page 39: Lever Up Down Ass'y, Gear Center Ass'y Removal

    http://www.xiaoyu163.com 3 7 63 1515 0 2-3-17 Lever Up Down Ass’y, Gear Center 2-3-18 Guide Cassette Door Removal Ass’y Removal 1) Lift the Hook [A]. 2) Rotate the Guide Cassette Door 1 in the direction of arrow. 1) Remove the 2 hooks in the direction of arrow as shown Fig. 2-26 and lift the Lever Up Down Ass’y 1.
  • Page 40: Lever Unit Pinch Ass'y, Plate Joint

    http://www.xiaoyu163.com 3 7 63 1515 0 2-3-19 Lever Unit Pinch Ass’y, Plate Joint, 2-3-20 Lever #9 Guide Ass’y Removal Spring Pinch Drive Removal 1) Remove the Spring #9 Guide 1. 2) Lift the Spring #9 Guide Ass’y 2 in the direction of arrow “A”. 1) Lift the Unit Pinch Ass’y 1.
  • Page 41: Fe Head Removal

    http://www.xiaoyu163.com 3 7 63 1515 0 2-3-22 ACE Head Removal 2-3-21 FE Head Removal 1) Pull out the FPC from connector of ACE Head Ass’y 2. 1) Remove the screw 1. 2) Remove the screw 1. 2) Lift the FE Head 2. 3) Lift the ACE Head Ass’y 2.
  • Page 42: Slider S, T Ass'y Removal

    http://www.xiaoyu163.com 3 7 63 1515 0 2-3-23 Slider S, T Ass’y Removal 2-3-24 Plate Ground Deck, Cylinder Ass’y Removal 1) Move the Slider S, T Ass’y 1, 2 to slot, and then lift it to remove. 1) Remove the 3 Screws 1. (Refer to arrow) 2) Lift the Plate Ground Deck 2.
  • Page 43: Belt Pulley Removal

    http://www.xiaoyu163.com 3 7 63 1515 0 2-3-25 Belt Pulley Removal 2-3-26 Motor Capstan Ass’y Removal 1) Remove the Belt Pulley 1. 1) Remove the Damper Capstan 1 in the direction of arrow. 2) Remove the 3 Screws 2. Note: Take extreme care not to get grease on Belt Pulley 1 at 3) Remove the Motor Capstan Ass’y 3.
  • Page 44: Post #8 Guide Ass'y Removal

    http://www.xiaoyu163.com 3 7 63 1515 0 2-3-27 Post #8 Guide Ass’y Removal 2-3-29 How to Eject the Cassette Tape (If the unit does not operate on condition that is 1) Rotate the Post #8 Guide Ass’y 1 in the direction of arrow to lift inserted into housing Ass’y) 1) Turn the Gear worm 1 clockwise with screw driver.(Refer to arrow)
  • Page 45: The Table Of Cleaning, Lubrication And Replacement Time About Principal Parts

    http://www.xiaoyu163.com 3 7 63 1515 0 2-4 THE TABLE OF CLEANING, LUBRICATION AND REPLACEMENT TIME ABOUT PRINCIPAL PARTS 1) The replacement time of parts is not life of parts. 2) The table 2-1 is that the VCR Set is in normal condition (normal temperature, normal humidity). The checking period may be changed owing to the condition of use, runtime and environmental conditions.
  • Page 46 http://www.xiaoyu163.com 3 7 63 1515 0 MEMO L 13942296513 u163 2-22E http://www.xiaoyu163.com...
  • Page 47: P.c.boards

    http://www.xiaoyu163.com SLV-SE740/SE747/SE840/SX740 3 7 6 3 1 5 1 5 0 3. P.C.BOARDS 3-1 Main PCB - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3-3 3-2 Dial Timer PCB - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3-7 3-3 Front A/V PCB- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3-9 1 3 9 4 2 2 9 6 5 1 3...
  • Page 48: Main Pcb

    http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 3-1 MAIN PCB COMPONENT SIDE 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 http://www.xiaoyu163.com...
  • Page 49 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 CONDUCTOR SIDE 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 http://www.xiaoyu163.com...
  • Page 50: Dial Timer Pcb

    http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 3-2 DIAL TIMER PCB COMPONENT SIDE 1 3 9 4 2 2 9 6 5 1 3 CONDUCTOR SIDE w w w u 1 6 3 http://www.xiaoyu163.com...
  • Page 51: Front A/V Pcb

    http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 3-3 FRONT A/V PCB COMPONENT SIDE CONDUCTOR SIDE 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 3-10 http://www.xiaoyu163.com...
  • Page 52 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 MEMO 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 3-12E http://www.xiaoyu163.com...
  • Page 53: Schematic Diagrams

    http://www.xiaoyu163.com SLV-SE740/SE747/SE840/SX740 3 7 6 3 1 5 1 5 0 4. SCHEMATIC DIAGRAMS Block Identification of Main PCB - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 4-3 4-1 S.M.P.S.
  • Page 54: Block Identification Of Main Pcb

    http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 BLOCK IDENTIFICATION OF MAIN PCB 1 3 9 4 2 2 9 6 5 1 3 Component Side Conductor Side w w w u 1 6 3 http://www.xiaoyu163.com...
  • Page 55 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 4-1 S.M.P.S. 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 http://www.xiaoyu163.com...
  • Page 56: Power

    http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 4-2 POWER 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 http://www.xiaoyu163.com...
  • Page 57: System Control/Servo

    http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 4-3 SYSTEM CONTROL/SERVO 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 4-10 http://www.xiaoyu163.com...
  • Page 58: Audio/Video

    http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 4-4 AUDIO/VIDEO 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 4-11 4-12 http://www.xiaoyu163.com...
  • Page 59: Hi-Fi

    http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 4-5 Hi-Fi 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 4-13 4-14 http://www.xiaoyu163.com...
  • Page 60: Tm-Block

    http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 4-6 TM-BLOCK 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 4-15 4-16 http://www.xiaoyu163.com...
  • Page 61: Osd/Vps/Pdc

    http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 4-7 OSD/VPS/PDC 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 4-17 4-18 http://www.xiaoyu163.com...
  • Page 62: Secam (Se740B/Se840B)

    http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 4-8 SECAM (SE740B/SE840B) 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 4-19 4-20 http://www.xiaoyu163.com...
  • Page 63: A2/Nicam

    http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 4-9 A2/NICAM 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 4-21 4-22 http://www.xiaoyu163.com...
  • Page 64: Input-Output (2 Scart Jack)

    http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 4-10 INPUT-OUTPUT (2 SCART JACK) 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 4-23 4-24 http://www.xiaoyu163.com...
  • Page 65: Function

    http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 4-11 FUNCTION 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 4-25 4-26 http://www.xiaoyu163.com...
  • Page 66 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 MEMO 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 4-28E http://www.xiaoyu163.com...
  • Page 67: Alignment And Adjustments

    http://www.xiaoyu163.com SLV-SE740/SE747/SE840/SX740 3 7 63 1515 0 5. ALIGNMENT AND ADJUSTMENTS 5-1 VCR ADJUSTMENT 1) X-Point (Tracking center) adjustment, “Head switching adjustment” and “NVRAM option setting” can be adjusted with remote control. 2) When replacing the Micom (IC601) and NVRAM (IC605 ; EEPROM) be sure to adjust the “Head switching adjustment” and “NVRAM option setting”.
  • Page 68: Test Point Location For Adjustment Mode Setting

    http://www.xiaoyu163.com 3 7 63 1515 0 5-1-2 Test point location for adjustment mode setting L 13942296513 PRESS Fig. 5-2 Main PCB (Top View) u163 http://www.xiaoyu163.com...
  • Page 69: Head Switching Point Adjustment

    http://www.xiaoyu163.com 3 7 63 1515 0 5-2 HEAD SWITCHING POINT ADJUSTMENT 1) Playback the alignment tape. 2) Press the “SW702” button on Main PCB to set the adjustment mode. (See Fig. 5-2) 3) Press the “SP/LP” button of remote control then adjustment is operated automatically. (See Fig. 5-1) 4) Turn the Power off.
  • Page 70 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 17, 18, 19, 25, 26, 30, 33, 34, 35, 40, 43, 45, 47, 50, 60, 61, 63, 66, 69, 72 SLV-SE740B 2, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 16, 17, 18, 19, 20, 21, 26, 30, 33, 34, 35, 36, 40, 45, 47, 50, 60, 61, 63, 66, 69, 72...
  • Page 71: Vcr Mechanical Adjustment

    http://www.xiaoyu163.com 3 7 63 1515 0 5-4 VCR MECHANICAL ADJUSTMENT 5-4-1 Tape Transport System and Adjustment Locations The tape transport system has been adjusted precisely in the factory. Alignment is not necessary except for the following : 1) Noise observed on the screen. 2) Tape damage.
  • Page 72: Tape Transport System Adjustment

    http://www.xiaoyu163.com 3 7 63 1515 0 5-4-2 Tape Transport System Adjustment When parts are replaced, perform the required adjustments by referring to procedures for the tape transport system. If there are any changes to the tape path, first run a T-120 tape and make sure excessive tape wrinkle does not occur at the tape guides. If tape wrinkle is observed at the guide roller S, T, turn the guide roller S, T until wrinkle disappears.
  • Page 73 http://www.xiaoyu163.com 3 7 63 1515 0 b. ACE HEAD TILT ADJUSTMENT 1) Playback a blank tape and observe the position of the tape at the lower flange of tape guide. 2) Confirm that there is no curl or wrinkle at the lower flange of tape guide as shown in Fig. 5-9 (B). 3) If a curl or wrinkle of the tape occurs, slightly turn the screw (A) tilt adjust on the ACE head ass’y.
  • Page 74 http://www.xiaoyu163.com 3 7 63 1515 0 d. ACE HEAD POSITION (X-POINT) ADJUSTMENT 1) Playback the alignment tape (Color bar) 2) Press the “SW702” button on Main PCB to set the adjustment mode. (See Fig. 5-2) 3) Press the “0, 5” remote control buttons, then adjustment is operates automatically. (See Fig. 5-1) 4) Connect the CH-1 probe to “Envelope”...
  • Page 75 http://www.xiaoyu163.com 3 7 63 1515 0 (2) Linearity adjustment (Guide roller S, T adjustment) 1) Playback the Mono Scope alignment tape (SP mode). 2) Observe the video envelope signal on an oscilloscope (triggered by the video switching pulse). 3) Make sure the video envelope waveform (at its minimum) meets the specification shown in Fig. 5-11. If it does not, adjust as follows : Note: a=Maximum output of the video RF envelope.
  • Page 76 http://www.xiaoyu163.com 3 7 63 1515 0 6) Play back the Mono Scope alignment tape (SP mode). 7) Connect an oscilloscope CH-1 to the “Envelope” and CH-2 to the “H’D SW Pulse” for triggering. 8) Turn the guide roller heads with a flat head ( ) driver to obtain a flat video RF envelope as shown in Fig.
  • Page 77: Reel Torque

    http://www.xiaoyu163.com 3 7 63 1515 0 (4) Envelope Check 1) Make recordings on T-120 (E-120) and T-160 (E-180) tape. Make sure the playback output envelope meets the specification as shown in Fig. 5-15. 2) Play back a self recorded tape (recording made on the unit using with T-120 (E-120). The video envelope should meet the specification as shown in Fig.
  • Page 78 http://www.xiaoyu163.com 3 7 63 1515 0 MEMO L 13942296513 u163 5-12E http://www.xiaoyu163.com...
  • Page 79: Repair Parts List

    http://www.xiaoyu163.com SLV-SE740/SE747/SE840/SX740 3 7 63 1515 0 6. REPAIR PARTS LIST Page 6-1 Exploded Views - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 6-1-1 Instrument Assembly - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 6-1-2 Mechanical Parts (Top Side) - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 6-1-3 Mechanical Parts (Bottom Side) - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -...
  • Page 80: Exploded Views

    http://www.xiaoyu163.com 3 7 63 1515 0 6-1 EXPLODED VIEWS NOTE: • -XX, -X mean standardized parts, so they may • The mechanical parts with no reference number The components identified by mark 0or have some differences from the original one. in the exploded views are not supplied.
  • Page 81: Mechanical Parts (Top Side)

    http://www.xiaoyu163.com 3 7 63 1515 0 6-1-2 Mechanical Parts (Top Side) B561 G001 B475 K490 not supplied supplied G555 not supplied not supplied G510 G680 not supplied G420 G480 G450 K546 K250 G560 K240 K248 L 13942296513 G681 B410 K350 K110 B440 not supplied...
  • Page 82: Mechanical Parts (Bottom Side)

    http://www.xiaoyu163.com 3 7 63 1515 0 6-1-3 Mechanical Parts (Bottom Side) G542 B462 not supplied not supplied B560 not supplied not supplied not supplied not supplied not supplied not supplied not supplied not supplied L 13942296513 not supplied not supplied not supplied not supplied not supplied...
  • Page 83: Electrical Parts List

    http://www.xiaoyu163.com MAIN 3 7 63 1515 0 6-2 ELECTRICAL PARTS LIST NOTE: • Items marked “*” are not stocked since they are • SE840: SE840B/SE840D/SE840E/SE840G/ • Due to standardization, replacements in the seldom required for routine service. Some delay SE840N parts list may be different from the parts should be anticipated when ordering these items.
  • Page 84 http://www.xiaoyu163.com MAIN 3 7 63 1515 0 Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks IC601 9-885-056-41 IC MICON (EE) (SE740N/SE840N/SX740N) Q1P110 1-804-423-11 TRANSISTOR KSA928AY IC604 1-804-704-11 IC RESET Q1P111 1-805-267-11 TRANSISTOR KSR1003 Q3A01 1-804-421-11 TRANSISTOR KSC945 IC605 9-885-056-89 IC EEPROM Q3A02...
  • Page 85 http://www.xiaoyu163.com MAIN 3 7 63 1515 0 Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks < VIBRATOR > 3-075-088-01 COVER (S) REMOTE CONTROL BATTERY (EXCEPT SX740D/SX740E/SX740N) XT301 1-795-330-11 VIBRATOR CRYSTAL (4.433619MHz) 3-075-089-01 COVER (B) REMOTE CONTROL BATTERY XT601 1-795-332-11 VIBRATOR CRYSTAL (32.768kHz) (SX740D/SX740E/SX740N)
  • Page 86 SLV-SE740/SE747/SE840/SX740 3 7 63 1515 0 L 13942296513 u163 Sony Corporation 2004B0500-1 Home Storage Company 9-929-793-12 ©2004.2 — 106 — Published by Quality Assurance Dept. http://www.xiaoyu163.com...

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