Read Sharp LC-46X8E (serv.man8) Parts Guide online
LC-46X8E/S/RU
4 – 23
2) Power failure details (Power LED flashes twice and OPC LED flashes)
Remarks
Error type
OPC LED operation (1 cycle)
Description
PS_ON
12V failure
Flashes once
12V failure
Flashes once
H: On
L: Off
AC_DET (IC2002_16pin): Abnormal (L). Main converter 12V
is not applied.
If error is detected during operation, the power is turned on
again by interrupt handling (instantaneous blackout process-
ing, no error flashing).
is not applied.
If error is detected during operation, the power is turned on
again by interrupt handling (instantaneous blackout process-
ing, no error flashing).
PS_ON
10V failure
Flashes 3 times
10V failure
Flashes 3 times
H: On
L: Off
DET_10V (IC2002_57pin): Abnormal (L). Main power
UR15V is not applied.
If error is detected during start-up or operation, the power is
turned on again by polling.
UR15V is not applied.
If error is detected during start-up or operation, the power is
turned on again by polling.
D_POW
Digital 3.3V failure
Flashes 4 times
Digital 3.3V failure
Flashes 4 times
H: On
L: Off
DET_D3V3 (IC2002_59pin): Abnormal (L). D3.3V is not
applied.
If error is detected during start-up or operation, the power is
turned on again by polling.
applied.
If error is detected during start-up or operation, the power is
turned on again by polling.
PANEL_POW
Panel 5V failure
Flashes 5 times
Panel 5V failure
Flashes 5 times
H: On
L: Off
DET_PNL5V (IC2002_58pin): Abnormal (L). Panel power is
not applied.
If error is detected during start-up or operation, the power is
turned on again by polling.
not applied.
If error is detected during start-up or operation, the power is
turned on again by polling.
Main failure
Flashes 7 times
Flashes 7 times
H: On
L: Off
Main microprocessor detection error
The details are displayed on page 1 of process adjustment
for the main microprocessor (IC8101).
The details are displayed on page 1 of process adjustment
for the main microprocessor (IC8101).
3) Communication failure details (Power LED flashes 3 times and OPC LED flashes) Remarks
Error type
OPC LED operation (1 cycle)
Description
Initial communication
reception failure
Flashes once
reception failure
Flashes once
H: On
L: Off
Initial communication from the main CPU (IC8101) is not
received.
→ Communication line failure or main CPU (IC8101) start-up
failure
received.
→ Communication line failure or main CPU (IC8101) start-up
failure
Start-up confirmation
reception failure
Flashes twice
reception failure
Flashes twice
H: On
L: Off
Start-up reason confirmation from the main CPU (IC8101) is
not received.
→ Main CPU (IC8101) start-up failure or monitor micropro-
cessor (IC2002) reception failure
not received.
→ Main CPU (IC8101) start-up failure or monitor micropro-
cessor (IC2002) reception failure
Regular communication
failure
Flashes 3 times
failure
Flashes 3 times
H: On
L: Off
Regular communication that is performed at 1 second inter-
vals in the normal operation is interrupted.
→ Main CPU (IC8101) operation failure or monitor micropro-
cessor (IC2002) reception failure
vals in the normal operation is interrupted.
→ Main CPU (IC8101) operation failure or monitor micropro-
cessor (IC2002) reception failure
Restart failure
Flashes 4 times
Flashes 4 times
H: On
L: Off
When restarted by a software with the standby off/on, restart
completion notification is not received.
→ Main CPU (IC8101)restart failure to monitor microproces-
sor (IC2002) reception failure
completion notification is not received.
→ Main CPU (IC8101)restart failure to monitor microproces-
sor (IC2002) reception failure