Sony Trinitron KV-29FX66E, Trinitron KV-29FX66K Service Manual

1
AE-6B CHASSIS
MODEL
COMMANDER DEST CHASSIS NO.
KV-29FX66E
RM-934 ESP SCC-Q81B-A
KV-29FX66K
ORIGINAL MANU AL ISSUE DA TE: 8/2001
ALL REVISIONS AND UPDA TES TO THE ORIGINAL MANUAL ARE APPENDED T O THE END OF THE PDF FILE.
REVISION DATE REVISION TYPE SUBJECT
HISTORY INFORMATION FOR THE FOLLOWING MANUAL:
No revisions or updates are applicable at this time.
9-927-410-01
- 1 -
SERVICE MANUAL
AE-6B
CHASSIS
MODEL COMMANDER DEST CHASSIS NO.
KV-29FX66E RM-934 ESP SCC-Q81B-A
MODEL COMMANDER DEST CHASSIS NO.
KV-29FX66K RM-934 OIRT SCC-Q82A-A
KV-29FX66
RM-934
- 2 -
TABLE OF CONTENTS
Section Title Page Section Title Page
Specifications .................... 3
Connectors .................... 4
Self Diagnostic Software .................... 5
1. GENERAL
Switching On the TV and
Automatically Tuning .................... 6
Introducing the Menu System .................... 7
Menu Guide .................... 7
T elete xt .................... 9
Remote Control Configuration
for VCR/DVD .................... 9
Specifications .................... 10
Troubleshooting .................... 10
2. DISASSEMBLY
2-1. Rear Cover Removal .................... 11
2-2. Speaker Disconnection .................... 11
2-3. Chassis Removal .................... 11
2-4. Service Position .................... 12
2-5. D and G Board Removal .................... 12
2-6. F4 Bracket Removal .................... 12
2-7. F4 and H1 Board Removal .................... 12
2-8. Side Control Module Removal .................... 13
2-9. H2 Board Removal .................... 13
2-10. M Board Removal .................... 13
2-11. Service Connector for M Board.................... 13
2-12. Picture Tube Removal .................... 14
3. SET-UP ADJUSTMENTS
3-1. Beam Landing .................... 16
3-2. Convergence .................... 17
3-3. Focus Adjustment .................... 19
3-4. Screen (G2), White Balance .................... 19
4. CIRCUIT ADJUSTMENTS
4-1. Electrical Adjustments .................... 20
4-2. T est Mode 2 .................... 22
5. DIAGRAMS
5-1. Block Diagrams (1) .................... 23
Block Diagrams (2) .................... 24
Block Diagrams (3) .................... 25
Block Diagrams (4) .................... 26
5-2. Circuit Board Location .................... 26
5-3. Schematic Diagrams and
Printed Wiring Boards .................... 26
* A Board Schematic .................... 27
* A Board PWB .................... 29
* VM Board Schematic.................... 33
* VM Board PWB .................... 31
* H1 Board Schematic .................... 33
* H1 Board PWB .................... 34
* F4 Board Schematic .................... 33
* F4 Board PWB .................... 34
* H2 Board Schematic .................... 33
* H2 Board PWB .................... 34
* G Board Schematic .................... 35
* G Board PWB .................... 34
* D Board Schematic .................... 36
* D Board PWB .................... 37
* C Board Schematic .................... 38
* C Board PWB .................... 39
* M Board Schematic .................... 40
* M Board PWB .................... 39
5-4. Semiconductors .................... 41
5-5. IC Blocks .................... 44
6. EXPLODED VIEWS
6-1. Chassis .................... 46
6-2. Picture Tube .................... 47
7. ELECTRICAL PARTS LIST .................... 48
CAUTION
SHORT CIRCUIT THE ANODE OF THE PICTURE TUBE AND THE ANODE CAP TO THE METAL CHASSIS, CRT SHIELD, OR THE CARBON PAINTED ON THE CRT, AFTER REMOVAL OF THE ANODE CAP.
WARNING !!
AN ISOLATION TRANSFORMER SHOULD BE USED DURING ANY SERVICE WORK TO AVOID POSSIBLE SHOCK HAZARD DUE TO LIVE CHASSIS, THE CHASSIS OF THIS RECEIVER IS DIRECTLY CONNECTED TO THE POWER LINE.
SAFETY-RELATED COMPONENT WARNING !!
COMPONENTS IDENTIFIED BY SHADING AND MARKED ON THE SCHEMATIC DIAGRAMS, EXPLODED VIEWS AND IN THE PARTS LIST ARE CRITICAL FOR SAFE OPERATION. REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY.
ATTENTION
APRES AVOIR DECONNECTE LE CAP DE’LANODE, COURT-CIRCUITER L’ANODE DU TUBE CATHODIQUE ET CELUI DE L’ANODE DU CAP AU CHASSIS METALLIQUE DE L’APPAREIL, OU AU COUCHE DE CARBONE PEINTE SUR LE TUBE CATHODIQUE OU AU BLINDAGE DU TUBE CATHODIQUE.
ATTENTION !!
AFIN D’EVITER TOUT RISQUE D’ELECTROCUTION PROVENANT D’UN CHÁSSIS SOUS TENTION, UN TRANSFORMATEUR D’ISOLEMENT DOIT ETRE UTILISÈ LORS DE TOUT DÈPANNAGE LE CHÁSSIS DE CE RÈCEPTEUR EST DIRECTMENT RACCORDÈ Á L’ALIMENTATION SECTEUR.
ATTENTION AUX COMPOSANTS RELATIFS Á
LA SECURITÈ!!
LES COMPOSANTS IDENTIFIÈS PAR UNE TRAME ET PAR UNE MARQUE SUR LES SCHÈMAS DE PRINCIPE, LES VUES EXPLOSÈES ET LES LISTES DE PIECES SONT D’UNE IMPOR-
TANCE CRITIQUE POUR LA SÈCURITÈ DU FONCTIONNEMENT, NE LES REMPLACER QUE PAR DES COMPSANTS SONY DONT LE NUMÈRO DE PIÈCE EST INDIQUÈ DANS LE PRÈSENT MANUEL OU DANS DES SUPPLÈMENTS PUBLIÈS PAR SONY.
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- 4 -
21 pin connector
Connected Not Connected (open) * at 20Hz - 20kHz
Pin No 1 2 4 Signal Signal level
1 Audio output B
(right)
Standard level : 0.5V rms Output impedence : Less than 1kohm*
2
Audio output B (right)
Standard level : 0.5V rms Output impedence : More than 10kohm*
3
Audio output A (left)
Standard level : 0.5V rms Output impedence : Less than 1kohm*
4 Ground (audio) 5 Ground (blue) 6 Audio input A
(left)
Standard level : 0.5V rms Output impedence : More than 10kohm*
7 Blue input 0.7 +/- 3dB, 75 ohms positive
8 Function select
(AV control)
High state (9.5-12V) : Part mode Low state (0-2V) : TV mode Input impedence : More than 10K ohms Input capacitance : Less than 2nF
9 Ground (green) 10 Open 11 Green Green signal : 0.7 +/- 3dB, 75 ohms,
positive
12 Open 13 Ground (re d) 14 Ground (blanking)
15
_ _ Red input 0.7 +/- 3dB, 75 ohms, positive
_ (S signal Chroma
input)
0.3 +/- 3dB, 75 ohms, positive
16 Blanking input
(Ys signal)
High state (1-3V) Low state (0-0.4V) Input impedence : 75 ohms
17 Ground (video
output)
18 Ground (video
input)
19 Video output 1V +/- 3dB, 75ohms, positive sync 0.3V
(-3+10dB)
20
_ _ Video input 1V +/- 3dB, 75ohms, positive sync 0.3V
(-3+10dB)
_ Video input
Y (S signal)
1V +/- 3dB, 75ohms, positive sync 0.3V (-3+10dB)
21 Common ground
(plug, shield)
19 17 15 13 11
9 7 5 3 1
20 18 16 14 12 10
8
6 4 2
21
Rear Connection Panel Front Connection Panel
p
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4
MONO
4
L/G/S/I
R/D/D/D
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AE-6B SELF DIAGNOSTIC SOFTWARE
The identification of errors within the AE-6B chassis is triggered in one of two ways :- 1: Busy or 2: De vice failure to respond to IIC. In the event of one of these situations arising the software will first try to release the bus if busy (Failure to do so will report with a continuous flashing LED) and then communicate with each device in turn to establish if a device is f aulty . If a device is found to be faulty the rele v ant device number will be displayed through the LED (Series of flashes which must be counted) See table 1., non fatal errors are reported using this method. Each time the software detects an error it is stored within the NVM. See T able 2.
Table 1
How to enter into Table 2
1. T urn on the main po wer switch of the TV set.
2. Program Remote Commander for Operation in Service Mode. [See Page 20].
2. Press ‘VIDEO’ ‘VIDEO’ > ‘MENU’ > ERROR MENU on the Remote Commander.
3. The following table will be displayed indicating the error count.
Table 2
Note: T o clear the error count data press ‘80’ on the Remote commander.
UNEMRORRE
20E 30E 40E 50E 60E 70E 80E 90E 01E 11E 21E 31E 41E 51E 61E
EMITGNIKROW
SRUOH
SETUNIM
PCO
PVO
CNYSV
RKI
CII
MVN
TORPH RENUT
PDNUOS
­ETARNACS
CAD
DNEKCAB
NOCNYD
PIP
)552,0( )552,0( )552,0( )552,0( )552,0( )552,0( )552,0( )552,0( )552,0( )552,0( )552,0( )552,0( )552,0( )552,0( )552,0(
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
41
7
Flash Timing Example : e.g. error number 3
StBy LED
ON
ON ON
OFF
OFF
- 6 -
7
GB
Language
Select Language:
i
4
Svenska Norsk English Nederlands Français Italiano
i
$
OK
Country
Select country:
i
4
Sverige Norge
­Italia Deutschland Österreich
i
$
OK
If picture slants, please
adjust picture rotation
Not necessary
Adjust now
OK
OK
OK
OK
Switching On the TV and Automatically Tuning
The first time you switch on your TV, a sequence of menu screens appear on the TV ena­bling you to: 1) choose the language of the menu screen, 2) choose the country in which you wish to operate the TV, 3) adjust the picture slant 4) search and store all available channels (TV Broadcast) and 5) change the order in which the channels (TV Broadcast) appear on the screen. However, if you need to change any of these settings at a later date, you can do that by selecting the appropriate option in the (Set Up menu) or by pressing the Auto Start Up Button on the TV set.
First Time Operation
continued...
1 Connect the TV plug to the mains socket (220-240V AC,
50Hz) The first time that the TV set is connected, it is usually turned on. If the TV is off, press the on/off button on the TV set to turn on the TV. The first time you switch on the TV, a Language menu displays automatically on the TV screen.
2 Press the or button on the remote control to select
the language, then press the OK button to confirm your selection. From now on all the menus will appear in the selected language.
3 The Country menu appears automatically on the TV
screen. Press the or button to select the country in which you will operate the TV set, then press the OK button to confirm your selection.
• If the country in which you want to use the TV set
does not appear in the list, select “-” instead of a
country.
• In order to avoid wrong teletext characters for Cyrillic languages we recommend to select Russia country in the case that your own country does not appear in the list.
4 Because of the earth’s magnetism, the picture might slant.
The Picture Rotation menu allows you to correct the picture slants if it is necessary.
a) If it is not necessary, press or to select Not
necessary and press OK.
b) If it is necessary, press or to select Adjust now,
then press OK and correct any slant of the picture between –5 and +5 by pressing or . Finally press OK to store.
8
First Time Operation
Your TV is now ready for use
5 The Auto Tuning menu appears on the screen. Press the
OK button to select Yes.
6The TV starts to automatically search and store all
available broadcast channels for you.
This procedure could take some minutes. Please be patient and do not press any buttons, otherwise the automatic tuning will not be completed.
If no channels were found during the auto tuning process then a new menu appears automatically on the screen asking you to connect the aerial. Please connect the aerial (see page 6) and press OK. The auto tuning process will start again.
7 After all available channels are captured and stored,
the Programme Sorting menu appears automatically on the screen enabling you to change the order in which the channels appear on the screen.
a) If you wish to keep the broadcast channels in the
tuned order, go to step 8.
b) If you wish to store the channels in a different order:
1 Press the or button to select the programme
number with the channel (TV Broadcast) you wish
to rearrange, then press the button.
2 Press the or button to select the new
programme number position for your selected
channel (TV Broadcast), then press .
3 Repeat steps b)1 and b)2 if you wish to change
the order of the other channels.
8 Press the MENU button to remove the menu from the
screen.
No channel found
Please connect aerial
Confirm
OK
Programme: 01 System: B/G Channel: C21
Auto Tuning
Searching...
Programme Sorting
Select channel: Exit:
MENU
Programme: 01 TVE 02 TVE2 03 TV3 04 C33 05 C27 06 C58
OK
Programme Sorting
Select new position: Exit: MENU
Programme: 01 TVE 02 TVE2 03 TV3 04 C33 05 C27 06 C58 05 C27
OK
Do you want to start
automatic tuning?
Yes No
OK
OK
OK
OK
OK
MENU
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.
SECTION 1 GENERAL
- 7 -
9
GB
Introducing and Using the Menu System
Your TV uses an on-screen menu system to guide you through the operations. Use the following buttons on the Remote Control to operate the menu system:
1 Press the MENU button to switch the first level menu on.
Menu System
2 To highlight the desired menu or option, press or .
To enter to the selected menu or option, press .
To return to the last menu or option, press .
To alter settings of your selected option, press //or.
To confirm and store your selection, press OK.
3 Press the MENU button to remove the menu from the screen.
continued...
Menu Guide
PICTURE ADJUSTMENT
The Picture Adjustment menu allows you to alter the picture adjustments.
To do this: after selecting the item you want to alter press , then press repeatedly / /
or to adjust it and finally press OK to store the new adjustment. This menu also allows you to customise the picture mode based on the programme you are watching:
Personal (for individual settings). Live (for live broadcast programmes, DVD
and Digital Set Top Box receivers).
Movie (for films).
Level 1 Level 2 Level 3 / Function
Picture Adjustment
Mode: Personal Contrast Brightness Colour Sharpness Hue Reset
OK
Picture Adjustment
Mode: Personal Contrast Brightness Colour Sharpness Hue Reset
OK
Brightness, Colour and Sharpness can only be altered if “Personal” mode is selected.
Hue is only available for NTSC colour signal (e.g: USA video tapes).
Select Reset and press OK to reset the picture to the factory preset levels.
MENU
MENU
OK
10
Picture Adjustment
Mode: Personal Contrast Brightness Colour Sharpness Hue Reset
OK
Sound Adjustment
Effect: Natural Treble Bass Balance Reset Dual Sound: Mono Auto volume: On
OK
Sound Adjustment
Effect: Natural Treble Bass Balance Reset Dual Sound: Mono Auto volume: On
OK
Menu System
SOUND ADJUSTMENT
The Sound Adjustment menu allows you to alter the sound adjustments.
To do this: after selecting the item you want to alter, press . then press repeatedly /
/ or to adjust it and finally press OK
to store the new adjustment.
Level 1 Level 2 Level 3 / Function
Effect Natural: enhances clarity, detail and presence of sound by using
BBE High Definition Sound system*.
Dynamic: BBE High Definition Sound system* intensifies clarity
and presence of sound for better intelligibility and musical realism.
Dolby
**Virtual: simulates the sound effect of Dolby Prologic surround.
Off: flat response.
Treble Less More
Bass Less More
Balance Left Right
Reset Resets the sound to the factory preset levels. Dual Sound: For a stereo broadcast:
Mono. Stereo.
For a bilingual broadcast:
Mono (for mono channel if available). A (for channel 1). B (for channel 2).
Auto Volume: On: volume level changes according to the broadcast signal.
Off: volume level of the channels will stay the same, independent of the
broadcast signal (e.g. in the case of advertisements).
If you are listening to the TV through headphones, the Effect option will automatically switched to Off.
If you switch Effect to Dolby Virtual, the Auto Volume option will automatically be switched to Off and vice versa.
*
The BBE High Definition Sound system is manufactured by Sony Corporation under license
from BBE Sound, Inc. It is covered by U.S. Patent No. 4,638,258 and No. 4,482,866. Teh word BBE and BBE Symbol are trademarks of BBE Sound, Inc.
**
This TV has been designed to create the Dolby Surround sound effect by simulating the sound of four speakers with two speakers, when the broadcast audio signal is Dolby Surround encoded. The sound effect can also be improved by connecting a suitable external amplifier (for details refer to Connecting to external audio Equipment on page 19).
** Manufactured under license from Dolby Laboratories. Dolby, Pro Logic and the double-D
symbol are trademarks of Dolby Laboratories.
K
continued...
- 8 -
11
GB
Menu System
SLEEP TIMER
The Sleep Timer option in the Timer menu allows you to select a time period for the TV to switch itself automatically into the standby mode.
To do this: after selecting the option press , then press or to set the time period delay (max. of 4 hours) and finally press OK to store.
While watching the TV, you can press the
button on the remote control to display the time remaining.
One minute before the TV switches itself into standby mode, the time remaining is displayed on the TV screen automatically.
LANGUAGE / COUNTRY
The Language/Country option in the Set Up menu allows you to select the language that the menus are displayed in. It also allows you to select the country in which you wish to operate the TV set.
To do this: after selecting the option, press and then proceed in the same way as in the steps 2 and 3 of the section Switching On the TV and Automatically Tuning.
AUTO TUNING
The Auto Tuning option in the Set Up menu allows you to automatically search for and store all available TV channels.
To do this: after selecting the option, press and then proceed in the same way as in TV steps 5 and 6 of the section Switching On the TV and Automatically Tuning.
Level 1 Level 2 Level 3 / Function
Picture Adjustment
Mode: Personal Contrast Brightness Colour Sharpness Hue Reset
OK
Timer
Sleep Timer: Off
OK
Timer
Sleep Timer: Off
OK
continued...
Picture Adjustment
Mode: Personal Contrast Brightness Colour Sharpness Hue Reset
OK
Set Up
Language/Country Auto Tuning Programme Sorting
Progamme Labels AV Preset
Manual Programme Preset Detail Set Up
OK
Set Up
Language/Country Auto Tuning Programme Sorting Progamme Labels AV Preset Manual Programme Preset Detail Set Up
OK
Picture Adjustment
Mode: Personal Contrast Brightness Colour Sharpness Hue Reset
OK
Set Up
Language/Country Auto Tuning Programme Sorting Progamme Labels AV Preset Manual Programme Preset Detail Set Up
OK
Set Up
Language/Country Auto Tuning Programme Sorting Progamme Labels AV Preset Manual Programme Preset Detail Set Up
OK
12
Menu System
continued...
PROGRAMME SORTING
The Programme Sorting option in the Set Up menu allows you to change the order in which the channels (TV Broadcast) appear on the screen.
To do this: after selecting the option, press and then proceed in the same way as in step 7 b) of the section Switching On the TV and Automatically Tuning.
PROGRAMME LABELS
The Programme Labels option in the Set Up menu allows you to name a channel using up to five characters (letters or numbers).
To do this: 1 After selecting the option, press , then
press or to select the programme number with the channel you wish to name.
2 Press . With the first element of the Label
column highlighted, press or to select a letter or number (select “-“ for a blank), then press to confirm this character. Select the other four characters in the same way. Finally press OK to store.
AV PRESET
The AV Preset option in the Set Up menu allows you to designate a name to the external equipment you have connected to the sockets of this TV.
To do this: 1 After selecting the option, press , then
press or to select the input source you wish to name (AV1, AV2 and AV3 are for the rear Scarts and AV4 for side connectors). Then press .
2 In the label column automatically appears a
label:
a) If you want to use one of the 6 predefined
label (CABLE, GAME, CAM, DVD, VIDEO or SAT), press or to select the desired label and finally press OK to store.
b) If you want to set a different label, select
Edit and press . Then with the first
element highlighted, press or to select a letter, number or - for a blank, then press to confirm this character. Select the other four characters in the same way and finally press OK to store.
Level 1 Level 2 Level 3 / Function
Picture Adjustment
Mode: Personal Contrast Brightness Colour Sharpness Hue Reset
OK
Set Up
Language/Country
Auto Tuning Programme Sorting Progamme Labels AV Preset Manual Programme Preset Detail Set Up
OK
Set Up
Language/Country Auto Tuning Programme Sorting Progamme Labels AV Preset Manual Programme Preset Detail Set Up
OK
Picture Adjustment
Mode: Personal Contrast Brightness Colour Sharpness Hue Reset
OK
Set Up
Language/Country Auto Tuning Programme Sorting Progamme Labels AV Preset Manual Programme Preset Detail Set Up
OK
Set Up
Language/Country
Auto Tuning Programme Sorting Progamme Labels AV Preset Manual Programme Preset Detail Set Up
OK
Picture Adjustment
Mode: Personal Contrast Brightness Colour Sharpness Hue Reset
OK
Set Up
Language/Country Auto Tuning Programme Sorting Progamme Labels AV Preset Manual Programme Preset Detail Set Up
OK
Set Up
Language/Country
Auto Tuning Programme Sorting Progamme Labels AV Preset Manual Programme Preset Detail Set Up
OK
- 9 -
17
GB
Teletext
Teletext is an information service transmitted by most TV stations. The index page of the teletext service (usually page 100) gives you information on how to use the service. To operate teletext, use the remote control buttons as indicated below.
Make sure to use a channel (TV Broadcast) with a strong signal, otherwise teletext errors may occur.
To Switch On Teletext :
After selecting the TV channel which carries the teletext service you wish to view, press .
To Select a Teletext page:
Input 3 digits for the page number, using the numbered buttons.
If you have made a mistake, retype the correct page number.
If the counter on the screen continues searching, it is because this page is not available. In that case,
input another page number
To access the next or preceding page:
Press PROG + ( ) or PROG - ().
To superimpose teletext on to the TV:
Whilst you are viewing teletext, press . Press it again to cancel teletext mode.
To freeze a teletext page:
Press / . Press it again to cancel the freeze.
To reveal concealed information (e.g: answer to a quiz):
Press / . Press it again to conceal the information.
To select a sub page:
A teletext page may consist of several sub pages. In this case the page number that appears on the upper left corner will become from yellow to green colour and one or more arrows will appear next to the page number. Press repeatedly or buttons on the remote control to watch the desired sub page.
To Switch Off Teletext:
Press .
Fastext
Fastext service lets you access pages with one button push.
While you are in Teletext mode and Fastext is broadcast, a colour coded menu appears at the bottom of the teletext page. Press the colour button (red, green, yellow or blue) to access the corresponding page.
Teletext
TELETEXT
Index
Programme News Sport Weather
25 153 101
98
TELETEXT
Index
Programme News Sport Weather
25 153 101
98
TELETEXT
Index
Programme News Sport Weather
25 153 101
98
TELETEXT
Index
Programme News Sport Weather
25 153 101
98
TELETEXT
Index
Programme News Sport Weather
25 153 101
98
TELETEXT
Index
Programme News Sport Weather
25 153 101
98
TELETEXT
Index
Programme News Sport Weather
25 153 101
98
TELETEXT
Index
Programme News Sport Weather
25 153 101
98
20
2
1
3
Remote Control Configuration for VCR/DVD
This remote control is default to operate basic functions of this Sony TV, Sony DVD and most of Sony VCR when batteries are initially installed. To control other VCR and DVD major brands and some Sony VCR models, please complete the following steps:
Before you start, look up the 3 digit code for your brand of DVD or VCR from the list below. On those brands that have more than one code, enter the first code number.
Sony will endeavour to update the software according to market changes. Therefore, please refer to code table included with the remote control for latest code set.
1 Press the Media Selector button on the remote control repeatedly until the
required VCR or DVD green light is lit.
If Media Selector is on TV position, code numbers will not be stored.
2 Before the green light goes out, press and hold the yellow button for
approximately 6 seconds until the green light starts flashing.
3 Whilst the green light is flashing, enter all three digits of the code for your
brand using the number buttons on the remote control.
If your selected code is entered correctly, all three green lights will be lit
momentarily.
4 Turn on your brand VCR or DVD and check that the main functions work.
If your device is not working or some of the functions do not work please check you entered the correct code set or try the next code listed against the brand.
Your brand codes may be lost if weak batteries are not replaced within a few minutes. To reset your brand DVD or VCR please repeat the above steps. A small label is added inside the battery door to allow you to record your brand codes.
Not all brands are covered and not all models of every brand may be covered.
VCR Brand List DVD Brand List
Brand Code Brand Code
SONY (VHS) 301, 302, 303, 308, 309 SONY 001 SONY (BETA) 303, 307, 310 AIWA 021 SONY (DV) 304, 305, 306 DENON 018, 027, 020, 002 AIWA 325, 331, 351 GRUNDIG 009, 028, 023, 024, 016, 003 AKAI 326, 329, 330 HITACHI 025, 026, 015, 004 DAEWOO 342, 343 JVC 006, 017 GRUNDIG 358, 355, 360, 361, 320, 351 KENWOOD 008 HITACHI 327, 333, 334 LG 015, 014 JVC 314, 315, 322, 344, 352, 353, LOEWE 009, 028, 023, 024, 016, 003
354, 348, 349 MATSUI 013, 016 LG 332, 338 ONKYO 022 LOEWE 358, 355, 360, 361, 320, 351 PANASONIC 018, 027, 020, 002 MATSUI 356, 357 PHILIPS 009, 028, 023, 024, 016, 003 ORION 328 PIONEER 004 PANASONIC 321, 323 SAMSUNG 011, 014 PHILIPS 311, 312, 313, 316, 317, 318, SANYO 007
358, 359 SHARP 019, 027 SAMSUNG 339, 340, 341, 345 THOMSON 012 SANYO 335, 336 TOSHIBA 003 SHARP 324 YAMAHA 018, 027, 020, 002 THOMSON 319, 350 TOSHIBA 337
Additional Information
- 10 -
22
Troubleshooting
Here are some simple solutions to the problems which may affect the picture and sound.
Additional Information
If you continue to experience problems, have your TV serviced by qualified personnel.
Never open the casing yourself.
Problem
No picture (screen is dark) and no sound.
Poor or no picture (screen is dark), but good sound.
No picture or no menu information from equipment connected to the Scart connector.
Good picture, no sound.
No colour on colour programmes.
Distorted picture when changing programmes or selecting teletext.
Wrong characters appear when viewing teletext.
Picture slanted
Noisy picture when viewing a TV channel.
No unscrambling or unstable picture whilst viewing a scrambling channel with a decoder connected through the Scart connector :3/q
3.
Remote control does not function.
The standby indicator on the TV flashes.
Solution
Check the aerial connection.
Plug the TV in and press the button on the front of
the TV.
If the standby indicator is on, press TV button on the remote control.
Using the menu system, select the Picture Adjustment menu and select Reset to return to the
factory settings.
Check that the optional equipment is on and press the
button repeatedly on the remote control until the correct input symbol is displayed on the screen.
Press the +/- button on the remote control.
Check that TV Speakers is On on the Detail Set Up
menu.
Check that headphones are not connected.
Using the menu system, select the Picture
Adjustment menu and select Reset to return to factory settings.
Turn off any equipment connected to the Scart
connector on the rear of the TV.
Using the menu system, enter to the Language/Country menu and select the country in which you operate the TV set. For Cyrillic languages, we recommend to select Russia country in the case that your own country does not appear in the list.
Using the menu system, select the Picture Rotation
option in the Detail Set Up menu to correct the picture slant.
Using the menu system, select the Manual Programme Preset menu and adjust Fine Tuning
(AFT) to obtain better picture reception.
Using the menu system, select the Noise Reduction
option in the Detail Set Up menu and select Auto to reduce the noise in the picture.
Using the menu system, select the Set Up menu. Then enter to Detail Set Up option and set AV2 Output to
TV”.
Check that the Media Selector on the remote control is set
according to the device you are using (VCR, TV or DVD).
If the remote control does not operate the VCR or DVD even when the Media Selector has been set correctly. Enter the necessary code set as explained on Remote Control Configuration for VCR/DVD chapter of this instruction manual.
Replace the batteries.
Contact your nearest Sony service centre.
21
GB
Specifications
Additional Information
TV system:
Depending on your country selection: B/G/H, D/K
Colour system:
PAL, SECAM NTSC 3.58, 4.43 (only Video In)
Channel Coverage:
VHF: E2-E12 UHF: E21-E69 CATV: S1-S20 HYPER: S21-S41 D/K: R1-R12, R21-R69
Picture Tube:
Flat Display FD Trinitron 29 (approx. 73 cm. measured diagonally)
Rear Terminals
:1/ 1 21-pin scart connector
(CENELEC standard) including audio/video
input, RGB input, TV audio/video output.
:2/ 2 21-pin Scart connector
(SMARTLINK)
(CENELEC standard)
including audio / video input, RGB input, TV audio/video output.
:3/ 3 21-pin Scart connector
(SMARTLINK)
(CENELEC standard)
including audio / video input, S video input, selectable audio / video output and Smartlink interface.
audio outputs (Left/ Right) - phono jacks
Side Terminals
q4 S Video input – 4 pin DIN
4 video input – phono jack 4 audio input – phono jacks
headphones jack
S
Design and specifications are subject to change without notice.
100% Recycled Paper - Totally Chlorine Free
Sound Output:
2 x 20 W (music power) 2 x 10 W (RMS)
Woofer:
30 W (music power) 15 W (RMS)
Power Consumption:
130 W
Standby Power Consumption:
0.3 W
Dimensions (w x h x d) :
Approx. 771 x 585 x 506 mm.
Weight:
Approx. 50 Kg.
Accessories supplied:
1 Remote Control (RM-934) 2 Batteries (IEC designated)
Other features:
100 Hz picture
Teletext, Fastext, TOPtext (250 page TEXT
memory)
Sleep Timer
Smartlink (direct link between your TV set
and a compatible VCR. For more
information on Smartlink, please refer to
the Instruction Manual of your VCR).
TV system Autodetection.
Dolby Virtual.
BBE.
PIP.
- 11 -
Remove the rear cover f ixing screws indicated. Take care when removing the rear cover not to damage the speaker cables [Disconnect the speaker connector] as speakers are fitted inside the rear cover .
SECTION 2 DISASSEMBLY
2-1. Rear Cover Removal
To remo ve lift the main bracket rear slightly and slide the chassis away from the beznet. Ensure that the interconnecting leads are released from their purse locks to prevent damage being caused.
2-2. Speaker Connector Disconnection
When refitting the chassis ensure that the main bracket is located in the beznet guide slots before sliding the chassis forwards. Refit the interconnecting leads in their respective purse locks.
Before completely removing the rear cover disconnect the speaker connector which is located on the inside.
2-3. Chassis Removal and Refitting
=>
=>
=>
<=
<=
<=
<=
- 12 -
Release the clips circled and pull the bracket towards the rear of the set. The bracket can then be removed to allow access to the boards.
2-4. Service Position 2-5. D and G Board Removal
2-6. F4 Bracket Removal
To remo ve the G Board release the clips circled and ease the board gently away from the support bracket. Removal of the D Board follows the same procedure.
Position the chassis as indicated to access the solder side. To gain access to the underside of the boards follo w the instructions on page 15. [Removal and Replacement of the main bracket bottom plates ].
2-7. F4 and H1 Board Removal
To remo ve the F4 and H1 Boards release the clips circled and ease the boards gently away from the support bracket.
Clips
Clip
Clips
Clips
- 13 -
2-8. Side Control Module Removal
If the M Board needs to be removed for testing when the chassis is placed in its service position, it would be necessary to use an extender board and extension cable as indicated above. The Extender board and extension cable are available as a service part by ordering the part number as indicated.
2-9. H2 Board Removal
Remove the two screws fixing the user control module to the side of the set. The control module can then be removed by sliding it towards the rear of the set allowing access to the H2 Board.
Screws
2-10. M Board Removal
To remo ve the M Board gently release the tw o clips with a screwdriver and remo ve the board from its socket vertically .
2-11. Service Connector for M Board
To remo ve the H2 Board release the tw o clips circled and ease the board gently away from the support bracket.
2
Clips
To A Board
From M Board
Extender Board Assembly A-1642-293-A
- 14 -
Anode button
a
* REMOVING PROCEDURES.
Turn up one side of the rubber cap in the direction indicated by the arrow a
1
2 Using a thumb pull up the rubber cap firmly in the direction indicated by the arrow b
3 When one side of the rubber cap is separated from the anode button, the anode-cap can be removed by turning up the rubber cap and pulling it up in the direction of the arrow c
b
b
c
How to handle the Anode-Cap
1. To prevent damaging the surface of the anode-cap do not use sharp materials.
2. Do not apply too great a pressure on the rubber, as this may cause damage to the anode connector.
3. A metal fitting called a shatter hook terminal is fitted inside the rubber cap.
4. Do not turn the rubber foot over excessively, this may cause damage if the shatter hook sticks out.
Removal of the Anode-Cap
2-12. Picture Tube Removal
WARNING:
BEFORE REMOVING
THE ANODE CAP
High voltage remains in the CRT even after the power is disconnected. To avoid electric shock, discharge CRT before attempting to remove the anode cap. Short between anode and CRT coated earth ground strap.
Coated Earth Ground Strap
1. Discharge the anode of the CRT and remove the anode cap.
2. Unplug all interconnecting leads from the Deflection yoke, neck assy, de gaussing coils and CRT grounding strap.
3. Remove the C Board from the CRT.
4. Remove the chassis assembly.
5. Loosen the Neck assembly fixing screw and remove.
6. Loosen the Deflection yoke fixing screw and remove.
7. Place the set with the CRT face down on a cushion and remove the Degaussing Coil holders.
8. Remove the Degaussing Coils.
9. Remove the CRT grounding strap and spring tentioners.
10. Unscrew the four CRT fixing screws [ located on each CRT corner ] and remove the CR T . [T ake care not to handle the CR T by the neck.]
1
3
4
6
8
10
5
9
2
7
- 15 -
REMOV AL AND REPLACEMENT OF THE MAIN-BRACKET BOTTOM PLATES.
(1) REMOVING THE PLATES
In the event of servicing being required to the solder side of the D Board printed wiring board, the bottom plates fitted to the main chassis bracket require to be removed. This is performed by cutting the gates with a sharp wire cutter at the locations indicated by the arrows.
Note : There are 3 plates fitted to the main bracket and secured by3 gates.
Only remove the necessary plate to gain access to the printed wiring board.
(2) REFITTING THE PLA TES
Because the plates differ in size it is important that the correct plates are refitted in their original location.
Please note that the plates need to be rotated 180 degrees from their cut position to allow the tabs to be fitted into their catch positions.
Tab
Catch
For safety reasons, on no account should the plates be removed and not refitted after servicing.
- 16 -
When complete readjustment is necessary or a new picture tube is installed, carry out the following adjustments.
Unless there are specific instructions to the contrary, carry out these adjustments with the rated power supply .
Unless there are specific instructions to the contrary, set the controls and switches to the following settings :
Contrast .................................. normal
Brightness .................................. normal
Preparation :
1. In order to reduce the influence of geomagnetism on the set’s picture tube, face it in an easterly or westerly direction.
2. Switch on the TV set’s power and degauss with a degausser.
(1) Adjustment of Correction Magnet for Y-Splitting Axis.
1. Input a crosshatch signal from the pattern generator.
2. Set the Picture control to minimum and confirm that the Brightness control is set to normal.
3. Position the neck assembly as indicated in Fig.3-2.
4. Loosen the deflection yoke fixing screw.
5. Move the deflection yoke as far forward as is possible.
6. Adjust the upper and lower pin symmetrically by opening or closing the Y -splitting axis correction magnets located on the neck assembly . [See Fig 3-3]
7. Return the deflection yoke to its original position and re-tighten its fixing screw.
Carry out the adjustments in the following order :
3-1. Beam Landing. 3-2. Convergence. 3-3. Focus. 3-4. White Balance.
Note : Test equipment required.
1. Color bar/pattern generator.
2. Degausser.
3. Oscilloscope.
4. Digital multimeter.
Fig.3-1
(2) Landing
Note : Before carrying out the following adjustments adjust the
magnets as indicated below [See Fig.3-4].
1. Input a crosshatch signal from the signal generator.
2. Rough-adjust the focus and horizontal convergence.
3. Switch from the crosshatch pattern to an all-red pattern.
4. Move the deflection yoke backwards and adjust with the purity magnet so that the red is at the centre and it aligns symmetrically [See Fig.3-5].
5. Move the deflection yoke forward to the point where the entire screen just becomes red [Mark its position].
6. Move the deflection yoke further forward until the screen just changes colour at the edges. [Mark its position]
7. Position the deflection yoke between the two marks indicated above.
8. Input a crosshatch pattern from the pattern generator and rotate the deflection yoke so that the horizontal lines are parallel with the top and bottom of the screen.
9. When the position of the deflection yoke has been determined, fasten it with its fixing screw.
10. Switch the pattern generator to green then blue and confirm the purity .
11. If the beam does not land correctly in all the corners of the screen, use disk magnets to correct it. [Confirm the corner landing forgreen and blue]
Caution :
High voltages are present on the Deflection yoke terminals - take care when handling the Deflection yoke whilst carrying out adjustments.
Y-splitting axis correction magnet
Fig.3-3
Fig.3-2
Neck assy
Align the edge of the neck assy with the edge of the G2 grid on the G3 side.
G2
G1
G3
+
SECTION 3 SET-UP ADJUSTMENTS
3-1. Beam Landing
- 17 -
GREEN
BLUE
RED
(1) Screen centre convergence [Static convergence]
1. Input a dot pattern signal from the pattern generator.
2. Normalize the picture setting.
3. [Moving vertically], adjust the V .STA T magnet so that the vertical red, green and blue dots coincide at the centre of the screen.
3-2. Con vergence
By opening or closing the V.ST AT magnet, the red green and blue dots move in the direction indicated below .
Note: Do not adjust the H.STAT by rotating the V .STA T
magnets as this can affect the focus setting.
B
G
R
B
G
R
Fig.3-5
Purity magnets
Align pips on each magnet
Fig.3-4
Align both Purity magnets to the vertical position
Purity control corrects this area
Disk magnets or rotatable disk magnets correct these areas (a-d)
Deflection yoke positioning corrects these areas
a
cd
b
Disk Magnets
Center dot
R
G
B
R
G B
C Board
RV7375 (H STAT) H STAT Convergence (on mount side)
H STAT
convergence
control
V.STAT Vertical Static Magnet
Purity control magnets
- 18 -
4. Correction for HMC [Horizontal mis-convergence] and VMC [V ertical mis-con ver gence] by using the BMC [Hexapole] magnet.
a). HMC correction by BMC [Hexapole] magnet and movement of
the electron beam.
b). VMC correction by BMC [Hexapole] magnet and movement of
the electron beam.
Adjust the HAMP using HAMPL and HAMPR registers in the Dynamic Convergence section of the service menu.
HTIL correction can be performed by adding a THL correction assembly to the Deflection yoke.
C < D
C = D C > D C = D
R G
B
C
D
C D
R G B
R G
B
R G
B
VMC correction(A) VMC correction(B)
THL Correction assy
HAMP Adjustment
HTIL Adjustment
YCH Adjustment
HMC correction(A) HMC correction(B)
A < B
A = B
RG B
RG B
A > B
A = B
RGB
RG B
TL V Adjustment
H-TRAP Adjustment
The H-TRAP should not be adjusted unless absolutely necessary as it affects the TLV settings.
+ +
+
YCH VR
Deflection Yoke
+ +
+
TLV VR
Deflection Yoke
HTRAP VR
+ +
+
Deflection Yoke
- 19 -
3-3. Focus Adjustment
1. Receive a television broadcast signal.
2. Normalize the picture setting.
3. Adjust the focus control located on the flyback transformer to obtain the best focus at the centre of the screen. Bring only the centre area of the screen into focus, the magenta­ring appears on the screen. In this case, adjust the focus to optimize the screen uniformly.
3-4. Screen (G2), White Balance
[Adjustment in the service mode using the remote commander]
G2 adjustment [RV5376]
1. Input a dot signal from the pattern generator.
2. Set the Picture, Brightness and Colour to minimum.
3. Apply 165V DC from an external power supply to the R, G and B cathodes of the CRT.
4. Whilst watching the picture, adjust the G2 control [SCREEN] located on the flyback transformer to the point just before the flyback return lines disappear.
Layout of each control
Note : If you are unable to adjust the corner conver gence properly ,
this can be corrected with the use of permalloy magnets.
1. Input an all-white signal from the pattern generator .
2. Program the Remote Commander for operation in Service Mode. [ See Page 20 ].
3. Enter into the ‘Service Mode’ by pressing ‘VIDEO’ button twice and ‘MENU’ on the Service Commander.
4. Select ‘Service’ from the on screen menu display and press ‘Right Arrow’.
5. The ‘Service’ menu will appear on the screen.[See Page 21]
6. Set the ‘Contrast’ to MAX.
7. Set the ‘R-Drive’ to 50.
8. Adjust the ‘G-Drive’ and the ‘B-Drive’ so that the white balance becomes optimum.
9. Press the ‘OK’ button to write the data for each item.
10. Set the ‘Contrast’ to MIN.
11. Set the ‘R-Cutoff’ to 29.
12. Adjust the ‘G-Cutoff’, and the ‘B-Cutoff’ with the left and right buttons on the remote commander so that the white balance becomes optimum.
13. Press the ‘OK’ button to write the data for each item.
White balance adjustment for TV mode
Y-splitting axis correction magnet
V STAT convergence magnet
BMC (Hexaploe) magnet
Purity magnet
a-d: screen-corner convergence defect
a
b
c
d
a
b
d
Permalloy Assy X-4387-214-1
c
Install the permalloy assembly for the area that needs correcting.
Convergence adjustment with permalloy
Focus
Screen
- 20 -
4-1. Electrical Adjustments
Service adjustments to this model can be performed using the supplied remote Commander RM-934.
SECTION 4 CIRCUIT ADJUSTMENTS
3. Press 99999. All three LED’s should light. The remote commander is now set to Service Mode.
4. T o return the remote commander to normal operation mode repeat steps 1. and 2. then press 00000. All three LED’s should light. The remote commander is now set to normal mode.
Programming the Remote Commander for Operation in Service Mode
Setting the TV into Service Mode
1. Program the remote commander for operation in Service Mode as described above.
2. Turn on the TV main power switch.
3. Press the video standby button on the remote commander twice. ‘TT ’ will appear in the upper right corner of the screen. Other status information will also be displayed.
4. Press ‘MENU’ on the remote commander to obtain the following menu on the screen.
5. Move to the corresponding adjustment item using the up or down arrow b uttons on the Remote Commander .
6. Press the right arrow button to enter into the required menu item.
7. Press the ‘Menu’ button on the Remote Commander to quit the Service Mode when all adjustments have been completed.
Note :
· After carrying out the service adjustments, to prevent the customer accessing the ‘Service Menu’ switch the TV set OFF and then ON.
·
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1. Press the VCR/TV/DVD button until the TV LED lights.
2. Press and hold the yellow button for approx. 5 seconds until the TV LED flashes quickly.
- 21 -
Sub Colour Adjustment
1. Receive a PAL colour bar signal.
2. Connect an oscilloscope to Pin 6 of CN7001 [A Board].
3. Program the Remote Commander for operation in Service Mode. [ See Page 20 ].
4. Adjust the ‘Sub Colour’ [ Using ‘VIDEO’ ‘VIDEO’ ‘12’ ] so that the Cyan, Magenta and Blue colour bars are of equal levels as indicated below .
Same Level
B-Out Wavef orm
Sub Brightness Adjustment
1. Input a Monoscope pattern.
2. Program the Remote Commander for operation in Service Mode. [ See Page 20 ].
3. Press ‘VIDEO’ ‘VIDEO’ 13 on the Remote Commander.
4. Adjust the ‘Sub-Brightness’ data so that there is barely a difference between the 0 IRE and 10 IRE signal levels.
1. Input a video signal that contains a small 100% white area on a black background.
2. Connect an digital voltmeter to Pin 10 of J7378 [C Board].
3. Program the Remote Commander for operation in Service Mode. [ See Page 20 ].
4. Adjust the Sub-Contrast [ Using ‘VIDEO’ ‘VIDEO’ ‘11’ ] to obtain a voltage of 105 +/- 5V .
Sub Contrast Adjustment
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