Panasonic DMR-EX77EG Service Manual page 26

DMR-EX77EG / DMR-EX77EC / DMR-EX77EC1 / DMR-EX77EB / DMR-EX87EG / DMR-EX87EC / DMR-EX87EC1 / DMR-EX87EB
Mode name
AV4(V)/AV1(RGB) I/O
Setting
AV2(Y/C)/AV1(V) I/O
Setting
AV2(V)/AV1(Y/C) I/O
Setting
AV2(RGB)/AV1(V) I/O
Setting
P50(H) Output
P50(L) Output
Tray OPEN/CLOSE Test The tray is opened and closed repeatedly.
Error code initialization
Initialize Service
Finishing service mode
Item
Description
Set input to AV4 (V) and set output to AV1
(RGB) for I/O checking
Set input to AV2 (Y/C) and set output to AV1
(V) for I/O checking
Set input to AV2 (V) and set output to AV1
(Y/C) for I/O checking
Set input to AV2 (RGB) and set output to AV1
(V) for I/O checking
Timer Microprocessor IC7501-76 output High
signal for AV1-pin 10 passing through inverter
(approx. 0V DC at AV1-pin 10).
Timer Microprocessor IC7501-76 output Low
signal for AV1-pin 10 passing through inverter
(approx. 4.4V DC at AV1-pin 10).
Initialization of the last error code held by
timer (Write in F00)
Last Drive Error, Error history and Error
Codes stored on the unit are initialized to
factory setting.
Release Service Mode.
FL display
When OK.
When NG.
When OK.
When NG.
"*" is number of open/close cycle
times.
Display in STOP (E-E) mode.
26
Key operation
(Remote controller key)
Press [8] [0] in service mode.
Press [8] [1] in service mode.
Press [8] [2] in service mode.
Press [8] [3] in service mode.
Press [8] [4] in service mode.
Press [8] [5] in service mode.
Press [9] [1] in service mode
*When releasing this mode, press
the [POWER] button of Remote
Controller more than 10 seconds.
Press [9] [8] in service mode.
Press [9] [9] in service mode.
Press power button on the front
panel or Remote controller
service mode.
in