Panasonic DMR-EH57EC Service Manual page 26

DMR-EH57EC / DMR-EH57EP / DMR-EH57EE / DMR-EH575EG
Mode name
Front connection
inspection
Production Date Display Display the date when the unit was produced.
Display the accumulated
working time
Display the Error History Display the Error History stored on the unit.
Delete the Error History
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
Item
Description
Press all front keys and check the connection
between Main P.C.B. and Front key Switches.
Display the accumulated unit´s working time.
Delete Error History information stored on the
unit.
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
FL display
(1) Each time a key is pressed,
segment turned on increases one
by one.
(2) Total umber of keys that have
been pressed.
YY: Year
MM: Month
DD: Day
(Indicating unit: Second)
Display reason of error for 5
seconds.
01:
Defect of Digital P.C.B.
(AV DEC / MAIN CPU)
02:
Defect of RAM Drive.
03:
Defect of Disc.
04:
Defect of Digital P.C.B.
Communication Error.
05:
Defect of Digital P.C.B.
(AV DEC / MAIN CPU)
06:
Defect of HDD.
Display the time when the error has
occurred for 5 seconds.
DD: Day
hh: Hour
mm: Minute
Accumulated working time
occurring of the error is
displayed.
(Indicating unit: Second)
26
Key operation
(Remote controller key)
Press [5] [4] in service mode.
Press [6] [1] in service mode.
Press [6] [4] in service mode.
Press [6] [5] in service mode.
Then press [0] [1] ~ [9] [9], the past
99 error histories are displayed.
or
till
left
Press [9] [7] in service mode.
Press [8] [0] in service mode.
Press [8] [1] in service mode.
Press [8] [2] in service mode.
Press [8] [3] in service mode.