Panasonic DMR-EH55EC Service Manual page 42

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Item
Mode name
AV2(RGB)/AV1(V) I
Set input to AV2 (RGB) and set
/O Setting
output to AV1 (V) for I/O checking
P50(H) Output
Timer Microprocessor IC7501-76
output High signal for AV1-pin 10
passing through inverter
(approx. 0V DC at AV1-pin 10).
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).
Tray OPEN/
The RAM drive tray is opened
CLOSE Test
and closed repeatedly.
Error code
Initialization of the last error
initialization
code held by timer (Write in F00)
Description
When OK.
When NG.
When OK.
When NG.
"*" is number of open/
close cycle times.
FL display
Key operation
(Remote controller key)
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.

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