54
LC-26GA5E
LC-32GA5E
LC-26GA6E/LC-26BV6E
LC-32GA6E/LC-32BV6E
LC-37GA6E
Checklist:
1) Is "INPUT MODE" button
on the remote control set up correctly?..........See the operation manual and set "INPUT MODE" to EXT5".
2) Is MENU CONTRAST/BRIGHTNESS set to "MIN"?........................................Set it to an appropriate level.
3) Is CABLE disconnected, or incorrectly connected?.......................................Connect it correctly as per the operation manual.
NO
COMPONENT-UNIT
NO
COMPONENT-UNIT:
YES COMPONENT-UNIT:
Are Y, Pb and Pr signals sent from pins
Are HDMI-Y, Pb and Pr signals
Check IC2101 or
(6), (5) and (3) of IC2101 (A-SW)?
sent from pins (9), (14) and (1)
peripheral circuits
of IC2101 (A-SW)?
YES
NO
Check P2205/P2101
NO
MAIN-UNIT:
HDMI-UNIT:
YES CONNECTOR
CONNECTOR, Q2107_9
Are Y, Pb and Pr signals
Is HDMI-Y/ Pb/Pr signal sent to
between COMPONENT-UNIT/
and peripheral circuits.
sent to pins (6), (3) and
pins (17, (14) and (20) of IC1904?
HDMI-UNIT Check P2103/P1901
(13) of IC1801?
and peripheral circuits.
YES
NO
Check IC2203, IC1803
NO
Are Y, Pb and Pr signals
HDMI-UNIT:
YES HDMI-UNIT:
and peripheral circuits.
sent to pins (12), (9) and
Is LVDS signal sent to pins (71-58)
Check IC1904 or peripheral
(7) of IC2203?
of IC1904?
circuits.
YES
NO
Check IC2201 and
NO
Are Y, Pb and Pr signals
HDMI-UNIT:
YES HDMI-UNIT:
peripheral circuits
sent to pins (43), (50) and
Is LVDS signal sent to pins (71-58)
Check HDMI-Terminal SC1901
(37) of IC2201? (SCALER)
of HDMI-Terminal SC1901?
or peripheral circuits.
YES
NO
Check HDMI-Terminal and
external connection
Are video digital ouput signals ( DOR 124 - 131 ), ( DOG 114 - 121 ), ( DOB 99 - 113 ), ( DER 89 - 98 ),
NO
Check IC2201 (LVDS), IC2210
( DEG 79 - 88 ) and ( DEB 66 - 78 ) of IC2201 (SCALER) sent properly?
(F MEMORY) and peripheral
circuits.
YES
Are digital video signals (TA1± ~ TD1± ) and (TA2 ± ~ TD2 ± ) sent to pins (3) - (16) and (18) - (31) of
NO
Check IC2207 and peripheral
MAIN PWB-LV connector SC2201 respectively?
circuits.
YES
Check LCD-CONT-UNIT.
<On HDMI input>
No picture (6)
No EXT5-MDMI signal during external input
Troubleshooting Table (continued)
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