5-6
P71D0EA
9. At this time, Re-check if Horizontal line is white. If
not, Re-adjust Cut-off Adjustment until the
Horizontal Line becomes pure white.
10. Turn off and on again to return to the normal
mode. Receive APL 100% white signal and Check
Chroma temperatures become 9200K (x: 286 / y:
294)±3%.
Note:
Confirm that Cut Off Adj. is correct after this
adjustment, and attempt Cut Off Adj, if
needed.
13. U-Offset
1. In VIDEO mode (white 50%) of V1 or V2, press [3]
button on the service remote control unit and
select “U-Offset” mode. (Display changes “U-
Offset,” “V-Offset,” “U-Offset YUV” and “V-Offset
YUV” cyclically when [3] button pressed.)
2. Press [VOL
m
/
n
] button on the service remote
control unit and select “U-Offset (Cyan)” mode.
3. Check the waveform of the base of Q1531 on the
CRT CBA with the oscilloscope.
4. Press [VOL
m
/
n
] button on the service remote
control unit and select “U-Offset (Magenta)” mode.
5. Press [CH
o
/
p
] buttons so that the waveform of
the “U-Offset (Magenta)” mode is equal to the
waveform of the “U-Offset (Cyan)” mode.
14. V-Offset
1. In VIDEO mode (white 50%) of V1 or V2, press [3]
button on the service remote control unit and
select “V-Offset” mode. (Display changes “U-
Offset,” “V-Offset,” “U-Offset YUV” and “V-Offset
YUV” cyclically when [3] button pressed.)
2. Press [VOL
m
/
n
] button on the service remote
control unit and select “V-Offset (Cyan)” mode.
3. Check the waveform of the base of Q1511 on the
CRT CBA with the oscilloscope.
4. Press [VOL
m
/
n
] button on the service remote
control unit and select “V-Offset (Magenta)” mode.
5. Press [CH
o
/
p
] buttons so that the waveform of
the “V-Offset (Magenta)” mode is equal to the
waveform of the “V-Offset (Cyan)” mode.
15. U-Offset YUV
1. In VIDEO mode (white 50%) of YUV, press [3]
button on the service remote control unit and
select “U-Offset YUV” mode. (Display changes “U-
Offset,” “V-Offset,” “U-Offset YUV” and “V-Offset
YUV” cyclically when [3] button pressed.)
2. Press [VOL
m
/
n
] button on the service remote
control unit and select “U-Offset YUV (Cyan)”
mode.
3. Check the waveform of the base of Q1531 on the
CRT CBA with the oscilloscope.
4. Press [VOL
m
/
n
] button on the service remote
control unit and select “U-Offset YUV (Magenta)”
mode.
5. Press [CH
o
/
p
] buttons so that the waveform of
the “U-Offset YUV (Magenta)” mode is equal to
the waveform of the “U-Offset YUV (Cyan)” mode.
16. V-Offset YUV
1. In VIDEO mode (white 50%) of YUV, press [3]
button on the service remote control unit and
select “V-Offset YUV” mode. (Display changes “U-
Offset,” “V-Offset,” “U-Offset YUV” and “V-Offset
YUV” cyclically when [3] button pressed.)
2. Press [VOL
m
/
n
] button on the service remote
control unit and select “V-Offset YUV (Cyan)”
mode.
3. Check the waveform of the base of Q1511 on the
CRT CBA with the oscilloscope.
4. Press [VOL
m
/
n
] button on the service remote
control unit and select “V-Offset YUV (Magenta)”
mode.
5. Press [CH
o
/
p
] buttons so that the waveform of
the “V-Offset YUV (Magenta)” mode is equal to the
waveform of the “V-Offset YUV (Cyan)” mode.
Summary of Contents for CR320IL8 A
Page 1: ...SERVICE MANUAL 32 DIGITAL ANALOG COLOR TELEVISION CR320IL8 A ...
Page 34: ...8 3 Main 1 5 Schematic Diagram P71D0SCM1 ...
Page 35: ...8 4 P71D0SCM2 Main 2 5 Schematic Diagram ...
Page 36: ...8 5 Main 3 5 Schematic Diagram P71D0SCM3 ...
Page 37: ...8 6 P71D0SCM4 Main 4 5 CRT Schematic Diagram ...
Page 39: ...8 8 DTV Module 1 2 Schematic Diagram P71D0SCD1 ...
Page 49: ...12 2 P71D0PEX Packing S4 S1 Tape X1 X3 FRONT X2 S2 S2 S3 S7 S6 Packing tape Packing tape ...