Sharp LC-52XS1E Service Manual page 38

LC-52XS1E/RU/LC-65XS1E/RU
32 Power supply error 9
33 Panel related error 2
34 Panel related error 3
35 Panel related error 4
36 DC output power supply error
LED blinking timing table of error
1) Power LED
Kind of error Power LED operation (1 cycle)
Inverter/Lamp H: red lighting
abnormal
Red blinking once
L: erase lighting
Monitor side H: red lighting
Power abnormal
Red blinking twice
L: erase lighting
Monitor side H: green lighting
Main CPU commu-
nication abnormal
Green blinking
L: erase lighting
once
Monitor side H: green lighting
Others
Green blinking
twice L: erase lighting
STB side H: red lighting
POWER abnormal
Two time of white +
red blinking
L: erase lighting
STB side H: green lighting Monitor power LED STB power LED
Main CPU commu-
nication abnormal
One time of green
L: erase lighting
+ blue blinking
STB side H: green lighting Monitor power LED STB power LED
Others
Two time of green
+ blue blinking
L: erase lighting
DET POW7 abnormal
LED OPEN error
LED high temperature error
LED driver thermal shutdown
DC5V output error DC_OUT_CHK (WRLS_POW_CTL)
300ms 1.5sec
Monitor power LED STB power LED
Remarks
The pin is a monitor microcomputer pin.
Refer to an inverter / the lamp abnormal details. It blinks OPC LED
by remote control MENU key input.
Refer to the power supply abnormal details. It blinks OPC LED by
remote control MENU key input.
Refer to the communication abnormal details. It blinks OPC LED
(reservation) by remote control MENU key input.
Abnormality or main CPU communication abnormality of commu-
nication line. →
To the confirmation of the debugging sentence of main CPU
Refer to others abnormal details. It blinks OPC LED by remote
control MENU key input.
Refer to the power supply abnormal details. It blinks monitor side
OPC LED by remote control MENU key input.
Refer to the communication abnormal details. It blinks monitor
side OPC (reservation) LED by remote control MENU key input.
Abnormality or main CPU communication abnormality of commu-
nication line. →
To the confirmation of the debugging sentence of main CPU
Refer to others abnormal details. It blinks monitor side OPC LED
by remote control MENU key input.
3 – 15
The monitor
displays error
caution.