Sony TRINITRON KV-EF29M31 Manual de usuario

SERVICE MANUAL

MODEL COMMANDER DEST. CHASSIS NO. MODEL COMMANDER DEST. CHASSIS NO.

MICROFILM

∗Please file according to model size. ...

CHASSIS

BG-1L

TRINITRON

COLOR TV

KV-EF29M31

RM-881 OCE SCC-U08C-A

KV-EF29M61

RM-881 EM SCC-K58E-A

KV-EF29M61

RM-881 GE SCC-K52Q-A

KV-EF29M80

RM-881 ME SCC-K57V-A

KV-EF29M80

RM-881 JE SCC-K66U-A

KV-EF29M90

RM-881 HK SCC-K56K-A

KV-EF29M91

RM-881 ME SCC-K57U-A

– 2 –

KV-EF29M31/EF29M61/EF29M80/RM-881

EF29M90/EF29M91/EF29M80/RM-881

CAUTION

SHORT CIRCUIT THE ANODE OF HTE PICTURE TUBE

AND THE ANODE CAP TO THE METAL CHASSIS, CRT

SHIELD, OR CARBON PAINTED ON THE CRT, AFTER

REMOVING THE ANODE.

SAFETY-RELATED COMPONENT WARNING!!

COMPONENTS IDENTIFIED BY SHADING AND MARK

¡ON THE SCHEMATIC DIAGRAMS, EXPLODED

VIEWS AND IN THE PARTS LIST ARE CRITICAL TO

SAFE OPERATION. REPLACE THESE COMPONENTS

WITH SONY PARTS WHOSE PART NUMBERS AP-

PEAR AS SHOWN IN THIS MANUAL OR IN SUPPLE-

MENTS PUBLISHED BY SONY.

– 3 –

KV-EF29M31/EF29M61/EF29M80/RM-881

EF29M90/EF29M91/EF29M80/RM-881

1. GENERAL ................................................................. 4

2. DISASSEMBLY

2-1. Rear Cover Removal ......................................... 22

2-2. Speaker Box Assy Removal .............................. 22

2-3. Chassis Assy Removal ...................................... 22

2-4. Service Position ................................................. 22

2-5. Terminal Bracket, Power Holder,

DH Bracket Removal ........................................ 23

2-6. Picture Tube Removal ........................................ 24

2-7. Wiring Harness Layout ...................................... 25

3. SET-UP ADJUSTMENTS................................... 26

3-1. Beam Landing ................................................... 26

3-2. Convergence ...................................................... 27

3-3. Focus Adjustment .............................................. 30

3-4. G2 (Screen) and White Balance Adjustments ... 31

4. SELF DIAGNOSIS FUNCTION ..................... 32

5. CIRCUIT ADJUSTMENTS ................................ 33

5-1. Adjustments with Commander ......................... 33

5-2. Adjustment Method ........................................... 34

5-3. Picture Quality Adjustments ............................. 39

5-4. Display Position Adjustments ........................... 39

5-5. A Board Adjustment After IC003

(MEMORY) Replacement ................................ 40

TABLE OF CONTENTS

6. DIAGRAMS

6-1. Block Diagrams .................................................. 41

6-2. Circuit Boards Location ..................................... 54

6-3. Schematic Diagrams and Printed Wiring

Boards ................................................................. 55

(1) Schematic Diagram of A Board ........................ 59

(2) Schematic Diagrams of H7, J, P3 and

P4 Boards ........................................................... 64

(3) Schematic Diagrams of B3, C1, V3 and

VM Boards ........................................................ 75

(4) Schematic Diagrams of D, D2 and

DH Boards ......................................................... 80

(5) Schematic Diagrams of A3, A5 and

S1 Boards ........................................................... 88

6-4. Semiconductors ................................................. 93

7. EXPLODED VIEWS

7-1. Speaker Box ...................................................... 95

7-2. Chassis ............................................................... 96

7-3. Picture Tube ...................................................... 97

8. ELECTRICAL PARTS LIST ............................ 98

Section Title PageSection Title Page

– 4 –

SECTION 1

GENERAL

The operating instructions mentioned here are partial abstracts

from the Operating Instruction Manual. The page numbers of

the Operating Instruction Manual remain as in the manual.

– 5 –

– 6 –

Using Your New TV

Securing the TV

To prevent the TV from falling, secure the TV using one of the following methods:

With the supplied screws, attach the band to the TV stand and to the rear of

the TV using the provided hole.

Put the cord or chain through the clamps to secure the TV against a wall or

pillar.

Note

• Use only the supplied screws. Use of other screws may damage the TV.

3.8mm

Using Your New TV

Watching the TV

This section explains functions used

while watching TV. Most operations can

be done using the remote.

Press Uto turn on the TV.

When the TV is in the

standby mode (the u

indicator on the TV is lit),

press uon the remote or

on the TV.

The PROGR +/–, .+/–,

and …indicators on the

TV light up.

Press PROGR +/– or

number buttons to select

the TV program.

For double digit numbers,

press ÷, then the number

(e.g., for 25, press ÷, then

2 and 5).

…

;

Number buttons

JUMP

.+/–

PROGR +/–

continued

123

456

-/--

123

456

-/--

– 7 –

Using Your New TV

To set the Wake Up timer

1 Press until the desired period of time appears.

Every time you press this button, the period of time changes as

follows:

2 Select the TV program or video mode you want to display when

you wake up.

3 Press uor set the Sleep timer if you want the TV to turn off

automatically.

To cancel the Wake Up timer, press until “WAKE UP

TIMER: OFF” appears or turn off the TV’s main power.

Notes

• The Wake Up timer starts immediately after the on-screen display

disappears.

• If no buttons or controls are pressed for more than two hours after the TV

is turned on using the Wake Up timer, the TV automatically goes into the

standby mode. To continue watching the TV, press any button or control

on the TV or the remote.

To set the Sleep timer

Press until the desired period of time appears.

Every time you press this button, the period of time changes as

follows:

To cancel the Sleep timer, press until “SLEEP TIMER: OFF”

appears or turn the TV off.

SLEEP TIMER:30M SLEEP TIMER:60M

SLEEP TIMER:OFF SLEEP TIMER:90M

After 30 minutes

No Sleep Timer

After 60 minutes

After 90 minutes

WAKE UP TIMER:10M

WAKE UP TIMER:OFF WAKE UP TIMER:12H00M

After 10 minutes

No Wake Up Timer After 12 hours

Using Your New TV

Turn off temporarily

Turn off completely

Adjust the volume

Mute the sound

Watch the video input

Jump back to the previous channel

Display the on-screen information*

Change the on-screen language

Do this

Press u.

The uindicator on the TV lights up.

Press Uon the TV.

Press .+/–.

Press ¤.

Press …(or …on the TV) to select “VIDEO 1,”

“VIDEO 2”, “VIDEO 3” or “DVD.”

To go back to the TV program, press ;(or …on the

TV.)

Press JUMP.

Press .

See page 27.

* The picture, sound, and either the program position or video mode are

displayed. The on-screen display for the picture and sound information

disappears after about 3 seconds.

Notes

• When you turn on the TV, you may hear a “boon” sound that is caused by

the demagnetization of the TV. This does not indicate a malfunction.

• The picture color may become abnormal if you change the direction of

your TV. To obtain the normal picture color, press Uon the TV to turn off

the TV for five minutes and then turn it on again.

Additional tasks

Watching the TV (continued)

– 8 –

Advanced Operations

Listening with

dynamic sound

—DYNAMIC POWER BASSO

The DYNAMIC POWER BASSO sound

mode enables you to enjoy high quality

audio with the best combination of all

types of sound. It reproduces dynamic

and clear sounds and emphasizes low

and high audio effects as well.

Press DYNAMIC P. BASSO.

The sound mode of the TV

program or the video input

changes to the DYNAMIC

POWER BASSO sound.

To go back to the normal sound mode

Press DYNAMIC P. BASSO again.

Tip

• Select any of the sound modes (“HYPER SURROUND” or “A/V

CONTROL”–“DYNAMIC/STANDARD/SOFT/PERSONAL”) to cancel

the DYNAMIC POWER BASSO sound.

Advanced Operations

DYNAMIC

P. BASSO

POWER BASSO :ON

-/--

Advanced Operations

Listening with

Virtual Dolby*

Surround sound

The Virtual Dolby Surround sound

mode enables you to enjoy Dolby

ProLogic Surround without surround

speakers.

Press DOLBY VIRTUAL.

The sound mode of the TV

program or the video input

changes to the Virtual

Dolby Surround sound.

To go back to the normal sound mode

Press DOLBY VIRTUAL again.

* Manufactured under license from Dolby Laboratories Licensing Corpora-

tion.

DOLBY, the double-D symbol aand “PRO LOGIC” are trademarks of

Dolby Laboratories Licensing Corporation.

The Virtual Dolby Surround of this model consists of Dolby Pro

Logic and TruSurround.

“

is a trademark of SRS Labs, Inc. SRS and the SRS

symbol are registered trademarks of SRS Labs, Inc. in the United

States and selected foreign countries. SRS and TruSurround are

incorporated under license from SRS Labs, Inc.”

DOLBY

VIRTUAL

-/--

DOLBY VIRTUAL : ON

– 9 –

Advanced Operations

Watching two

programs at the

same time

—PIP

With the Picture-in-Picture (PIP) feature,

you can display a sub screen within the

main picture of different TV programs

or video inputs.

Displaying the PIP screen

Press .

To select a TV program in the PIP screen

Press Vor v, and press ENTER.

To select a video input in the PIP screen

Press (or …on the TV).

To go back to the normal screen

Press .

Tips

• You can also display the PIP screen using the menu (see “Adjusting the

PIP setting” on page 30).

• You can change the position of the PIP screen (see “Adjusting the PIP

setting” on page 30).

V/v/ENTER

123

456

-/--

Advanced Operations

Additional PIP tasks

swap pictures between the main

and PIP screens

freeze the PIP screen

Notes

• When you display a video input on the PIP screen at a faster/slower

speed, the picture may be disrupted depending on the VCR type.

• If you display different color systems on the main screen and the PIP

screen, the size of the PIP screen may be different and the PIP picture may

be disrupted. This does not indicate a malfunction of the TV.

Press

To unfreeze the screen, press the button again.

– 10 –

Advanced Operations

Viewing multiple

programs at the

same time

—PROGRAM INDEX

The PROGRAM INDEX feature allows

you to view all of the preset TV

programs and the video inputs on the

nine sub screens at the same time.

Press PROGR INDEX.

The first nine preset

programs appear on the

nine sub screens.

To view the next or the previous nine preset programs

Press PROGR +/– on the remote or the TV.

…

PROGR INDEX

V/b/v/B/ENTER

123

456

789

>>>

PROGR +/–

123

456

-/--

123

456

789

10 11 12

V1 V2 V3

DVD 1 2

>>>>>>

Advanced Operations

To select the desired program directly from the nine sub screens

Press the number buttons or ….

You can also select the program you want to watch from the nine

sub screens as follows:

1 Press V/b/v/Bto move the cursor (>>>) to the screen of the

program you want to watch.

2 Press ENTER.

To go back to the normal screen

Press PROGR INDEX again or .

You can also go back to the normal screen as follows:

1 Select “PROGR INDEX” or “PIP : OFF” from the PIP menu.

2 Press ENTER.

Tips

• You can also view multiple programs on the nine sub screens using the

menu (see “Adjusting the PIP setting” on page 30).

• You can change the position of the nine sub screens using the PIP menu

(see “Adjusting the PIP setting” on page 30).

Notes

• You can use only the number buttons on the remote to change the

program position of the main screen when you display the nine sub

screens.

• You can only hear the sound of the main screen when viewing multiple

programs on the nine sub screens.

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