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Service Manual - Page 1
FILE NO. 020-200012
SERVICE MANUAL
COLOR TELEVISION
N0NSP Chassis
50A60, 50A50
(TAC0050)
(TAC0051)
55A60, 61A60
(TAC0052)
(TAC0053)
Downloaded from www.Manualslib.com manuals search engine
PUBLISHED IN JAPAN, May., 2000 S
Service Manual - Page 2
...
TABLE OF CONTENTS
CHAPTER 1 GENERAL ADJUSTMENTS SAFETY INSTRUCTIONS ...3 CRT ASSEMBLY REPLACEMENT AND MOUNTING 4 PICTURE TUBE COMPONENTS ADJUSTMENT ...6 REPLACEMENT OF THE CRT ...8 SERVICE MODE ...9 ELECTRICAL ADJUSTMENT ...11 CONVERGENCE ADJUSTMENT ...13 SCREEN AND MIRROR ALIGNMENTS ...15 CIRCUIT CHECKS ...16
CHAPTER 2 SPECIFIC INFORMATIONS SETTING & ADJUSTING DATA ...17 LOCATION OF CONTROLS...
Service Manual - Page 3
... measurements for high voltage (A), (B). (See SETTING & ADJUSTING DATA on this receiver have special safety-related characteristics. Some part in this chassis have special safety-related characteristics for higher voltage, wattage, etc. GENERAL ADJUSTMENTS
SPECIFIC INFORMATIONS
CHAPTER 1 GENERAL ADJUSTMENTS SAFETY INSTRUCTIONS
WARNING: BEFORE SERVICING THIS CHASSIS, READ THE "X-RAY...
Service Manual - Page 5
...s When replacing the anode cap assembly (CRT) or anode lead assembly (F.B.T.), remove the anode lead holder from CRT. 2.
V. Remove Lens Assembly. 3. USER CONVERGENCE CENTER CHECK
(See owner's manual.) 4. Anode Cap
Silicon (On shaded area) TSE3843W #23960136
15 ~ 25 mm
2 ~ 5 mm
SPECIFIC INFORMATIONS
SERVICING PRECAUTIONS
s Do not use a magnetized screw driver for R, G, B) Reverse...
Service Manual - Page 6
..., then fasten screw. PREPARATION Operate the receiver for center of picture center. Press TV/VIDEO button on the CRT Assembly. (See page 4.) Then turn around the Lens...9.) 3. GENERAL ADJUSTMENTS
SPECIFIC INFORMATIONS
WARNING : BEFORE SERVICING THIS CHASSIS, READ THE "X-RAY RADIATION PRECAUTION", "SAFETY PRECAUTION" AND "PRODUCT SAFETY NOTICE" ON PAGE 3 OF THIS MANUAL. R, G, B FOCUS...
Service Manual - Page 8
... ATTACHED TO ANODE LEAD AND ANODE CAP.
2.
HITACHI CRT
50A50 50A60 55A60 61A60
R 23796001 23005114 23005242 23005249
G 23005397 23005115
↑ ↑
B 23796003
↑ ↑ 23796486
REPLACEMENT OF HIGH VOLTAGE CABLE ANODE LEAD
RUBBER BOOT LEAD HOLDER
1. GENERAL ADJUSTMENTS
SPECIFIC INFORMATIONS
REPLACEMENT OF THE CRT
Service parts are as shown in figure below, and put it on...
Service Manual - Page 9
...TV set. KEY FUNCTION IN THE SERVICE MODE The following key entry during display of the self diagnostic data:
TV (ANT)/VIDEO button (on TV) Channel s/t (on TV or Remote) Volume s/t (on TV or Remote) MENU button (on TV) RECALL+Channel button on TV...
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- 9 - Service mode
S
Press
Press
Adjustment mode
S (Service mode display)
Item Data
3....
Service Manual - Page 10
... menu in the service mode. Normal
Red display ........ EXIT FROM SERVICE MODE 1) Pressing POWER button to turn on the TV. s INITIALIZATION OF MEMORY DATA OF QA02 After replacing QA02, the following...s button in the service mode changes the adjustment items in the range from www.Manualslib.com manuals search engine
- 10 - The variable range depends on the owner's manual. Press and hold ...
Service Manual - Page 12
...TV. 4.
Note : Check the vertical picture position is correct.
1.
Adjust the contrast to the maximum to make white picture to "40". 3. Downloaded from service mode. 7. GENERAL ADJUSTMENTS
SPECIFIC...BCUT) (RDRV) (BDRV)
1. Exit from www.Manualslib.com manuals search engine
- 12 - Press the VOLUME s button to...11. Press TV (ANT)/VIDEO button on TV or remote hand set. 2. ...
Service Manual - Page 14
...screen picture finishes, replace green CRT. After convergence adjustment of main deflection, and decide data at this time. 7. SPECIFIC INFORMATIONS
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-...for slight disparity of old and new memories, on SET and turn it on bases of convergence. Replace the memory (Q713) on defective unit with centering magnets. ... direction. 3.
Service Manual - Page 16
...Turn the receiver on page17)
NO Defective Fail Safe Circuit
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- 16 - Troubleshooting Guide for fall safe voltage (C) . YES
(See SETTING & ADJUSTING DATA on . 2.
Raster and sound will disappear. 3.
GENERAL ADJUSTMENTS
SPECIFIC INFORMATIONS
CIRCUIT CHECKS
HIGH VOLTAGE CHECK CAUTION: There is approximately (C) volts. Refer to be...
Service Manual - Page 17
... SUB-BRIGHT SUB-COLOR SUB-TINT SUB COLOR SUB-CONTRAST HORIZ. GENERAL ADJUSTMENTS
SPECIFIC INFORMATIONS
CHAPTER 2 SPECIFIC INFORMATIONS SETTING & ADJUSTING DATA
SAFETY INSTRUCTIONS
SERVICE MODE
43", 50", 55", 61"
HIGH VOLTAGE AT ZERO BEAM: (A)
...VCEN V POSITION
81H ←
TVOP TV OPTION
00H ←
Table-2
CIRCUIT CHECKS
FBT DETECTION VOLTAGE (C) 24.5V Table-3
Downloaded from ...
Service Manual - Page 20
... "CABLE", whichever
you utilize both ANT-1 and ANT-2 terminals for some model, perform programming channels for other channels.
First, use . to owner's manual in your area automatically.
TV/CABLE function
1 Press MENU, then press S or T until the SET UP menu
appears.
2 Press t (or s) until "ERASE" is complete, you will automatically cycle through all active channels...
Service Manual - Page 23
...
SPECIFIC INFORMATIONS
CHASSIS REPLACEMENT PARTS LIST
WARNING: BEFORE SERVICING THIS CHASSIS, READ THE "X-RAY RADIATION PRECAUTION", "SAFETY PRECAUTION" AND "PRODUCT SAFETY NOTICE" ON PAGE 3 OF THIS MANUAL.
NOTICE: • The part number must be identical with mark is no longer available after the end of replacements is to be used when ordering parts, in order to include the Model...
Service Manual - Page 38
...50A50) Battery Cover Owner's Manual, English, 50A60/55A60/61A60 Owner's Manual, English, 50A50 Owner's Manual, French, 50A60/55A60/61A60 Owner's Manual, French, 50A50
CABINET PARTS... 4X12BZ Screw, PTD #6 X 3/4 Case(50A60/50A50) Case(55A60) Case(61A60) Packing, Top(50A60/50A50) Packing, Top(55A60)
Location No.
GENERAL ADJUSTMENTS
SPECIFIC INFORMATIONS
Location No.
A703 A708 A708 A721 K111
...
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