
Disconnect all connector cables on the TV/Tuner Unit, then take out the TV/Tuner Unit from the unit.
Or, place the unit in Service Position (1).
Refer to DTV Tuner Unit Service Position, Figure A or B.
Picture is displayed,
Menu (OSD) is NOT displayed
Are there V-sync and H-sync signal at the
following points on the Tuner C.B.A.?
P7007(Pin 39)
: V-sync
P7007(Pin 19)
: H-sync
Are there OSD signal at the following points
on the Tuner C.B.A.?
P7007(Pin 25)
: OSD-R
P7007(Pin 27)
: OSD-G
P7007(Pin 29)
: OSD-B
P7007(Pin 21)
: OSD-YS
P7007(Pin 23)
: OSD-YM
Note:
OSD-YM signal will be output only when
pressing the RECALL key.
Replace the DTV Tuner Unit.
OK
OK
NG
NO OSD
Are there V-sync and H-sync signal at the
following points IC5604 on the Main
C.B.A.?
IC5604(Pin 139)
: V-sync
IC5604(Pin 140)
: H-sync
Check the V-sync and H-sync signal lines
between P7007 on the Tuner C.B.A. and
IC5604 on the Main C.B.A.
NG
OK
Are there OSD signal at the following
points on the Tuner C.B.A.?
P7004(Pin 5)
: OSD-R
P7004(Pin 7)
: OSD-G
P7004(Pin 9)
: OSD-B
P7004(Pin 1)
: OSD-YS
P7004(Pin 3)
: OSD-YM
Check OSD (R, G, B, YS, YM) signal
lines between P7007 and P7004 on the
Tuner C.B.A.
OK
Check IC5601~5604,
IC5607, Q5604~5606,
Q5609~Q5614 and the
surrounding parts on the
Main C.B.A.
Replace IC6003 on
the Main C.B.A.
NG
NG
WF187
WF188
WF189
WF174
WF175
Connect the cable from the antenna or cable system to the ANTENNA (A) terminal of the DTV Tuner Unit.
Press MENU button on the remote. Menu (OSD) is not displayed.
HOW TO DETERMINE IF THE DTV TUNER UNIT IS DEFECTIVE
PT-60LCX64-K
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Содержание PT-60LCX64-K
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Страница 229: ...14 EXPLODED VIEWS CABINET SECTION 14 1 MAIN PARTS SECTION PT 60LCX64 K 229 ...
Страница 230: ...14 2 FRONT AND BASE SECTION PT 60LCX64 K 230 ...
Страница 231: ...14 3 DISPLAY SECTION Models A B PT 60LCX64 K 231 ...
Страница 232: ... Model C PT 60LCX64 K 232 ...
Страница 233: ...14 4 PROJECTION SECTION PT 60LCX64 K 233 ...
Страница 234: ...14 5 TV AND TUNER SECTION 1 PT 60LCX64 K 234 ...
Страница 235: ...14 6 TV AND TUNER SECTION 2 PT 60LCX64 K 235 ...
Страница 236: ...14 7 BALLAST C B A SECTION PT 60LCX64 K 236 ...
Страница 237: ...14 8 PACKING PARTS AND ACCESSORIES SECTION PT 60LCX64 K 237 ...
Страница 265: ...16 EXPLODED VIEWS PROJECTION SECTION 16 1 PROJECTION SECTION 1 PT 60LCX64 K 265 ...
Страница 266: ...16 2 PROJECTION SECTION 2 PT 60LCX64 K 266 ...
Страница 267: ...16 3 PROJECTION SECTION 3 PT 60LCX64 K 267 ...
Страница 268: ...16 4 PROJECTION SECTION 4 PT 60LCX64 K 268 ...