Panasonic DMR-EH57GN, Service Manual

Page: 26 / 103

Item FL display Key operation
Mode name Description (Remote controller key)
P50(H) Output Timer Microprocessor IC7501-76 output High
signal for AV1-pin 10 passing through inverter
(approx. 0V DC at AV1-pin 10). When OK.
When NG.
Press [8] [4] in service mode.
P50(L) Output Timer Microprocessor IC7501-76 output Low
signal for AV1-pin 10 passing through inverter
(approx. 4.4V DC at AV1-pin 10). When OK.
When NG.
Press [8] [5] in service mode.
Tray OPEN/CLOSE Test The tray is opened and closed repeatedly.
“*” is number of open/close cycle
times.
Press [9] [1] in service mode
*When releasing this mode, press
the [POWER] button of Remote
Controller more than 10 seconds.
Error code initialization Initialization of the last error code held by
timer (Write in F00) Press [9] [8] in service mode.
Initialize Service Last Drive Error, Error history and Error
Codes stored on the unit are initialized to
factory setting. Press [9] [9] in service mode.
Finishing service mode Release Service Mode. Display in STOP (E-E) mode. Press power button on the front
panel or Remote controller in
service mode.
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DMR-EH57GN