Panasonic DMR-EH49EC / DMR-EH49EE / DMR-EH49EP / DMR-EH59EC / DMR-EH59EE / DMR-EH59EM / DMR-EH59EP / DMR-EH495EG / DMR-EH595EG Service Manual ▷ View online
25
HDD/ RAM Drive Simple
Check
Check
For HDD:
Result of "HDD Check" same as pressing
[3] [7] is displayed.
Result of "HDD Check" same as pressing
[3] [7] is displayed.
For RAM drive:
Whether errors within four weeks occurred
or not is displayed.
When an error occurred within four weeks,
NG is displayed.
Whether errors within four weeks occurred
or not is displayed.
When an error occurred within four weeks,
NG is displayed.
In case of both OK
In case of HDD NG
In case of RAM drive NG
In case of both NG
Press [3] [8] in service mode.
Laser Used Time Indica-
tion
tion
Check laser used time (hours) of drive.
l(*****) is the used time display in
hour.
lLaser used time of DVD/ CD in
Playback/Recording mode is
counted.
hour.
lLaser used time of DVD/ CD in
Playback/Recording mode is
counted.
Press [4] [1] in service mode.
Delete the Laser Used
Time
Time
Laser used time stored in the memory of the
unit is deleted.
unit is deleted.
Press [9] [5] in service mode.
Item
FL display
Key operation
Mode name
Description
(Remote controller key)
26
RAM Drive Last Error
RAM Drive error code display.
*For details about the drive error code, refer
to the Service Manual for the specific RAM
Drive.
*For details about the drive error code, refer
to the Service Manual for the specific RAM
Drive.
1. Error Number is displayed for 5
seconds.
seconds.
2. Time when the error has occurred
is displayed for 5 seconds.
is displayed for 5 seconds.
YY: Year
MM: Month
DD: Day
3. Last Drive Error (1/2) is displayed
for 5 seconds.
MM: Month
DD: Day
3. Last Drive Error (1/2) is displayed
for 5 seconds.
4. Last Drive Error (2/2) is displayed
for 5 seconds.
for 5 seconds.
5. Error occurring Disc type is dis-
played for 5 seconds.
played for 5 seconds.
6. Disc Maker ID is displayed for 5
seconds.
seconds.
7. Factor of Drive Error occurring is
left displayed
left displayed
Press [4] [2] in service mode.
When “INFO******” is being dis-
played, past 19 error histories can
be displayed by pressing [0] [1] - [1]
[9]
When “INFO******” is being dis-
played, past 19 error histories can
be displayed by pressing [0] [1] - [1]
[9]
In case that the maker cannot be
identified, display is black out.
identified, display is black out.
Delete the Last Drive
Error
Error
Delete the Last Drive Error information stored
on the DVD RAM-Drive.
on the DVD RAM-Drive.
Press [9] [6] in service mode.
Laser power confirmation Drive state is judged based on difference
between laser power value at shipping and
present laser power value.
present laser power value.
If DVD-RAM disc in not inserted,
[NO DISC] is displayed.
If power value study was filed,
[ERROR] is displayed.
[NO DISC] is displayed.
If power value study was filed,
[ERROR] is displayed.
1.
into
RAM Drive in service mode.
(Other media are assumed to
be non-correspondence.)
(Other media are assumed to
be non-correspondence.)
2. Press [4] [4].
Turn on all FL/LEDs
All segments of FL and all LEDs are turned
on.
on.
All segments are turned on.
Press [5] [1] in service mode.
Item
FL display
Key operation
Mode name
Description
(Remote controller key)
27
PB HIGH Signal Output
8 pin of AV 1 Jack (PB HIGH terminal) is High
(approx. 11V DC).
(approx. 11V DC).
Press [5] [2] in service mode.
PB MIDDLE Signal Out-
put
put
8 pin of AV 1 Jack (PB HIGH terminal) is Mid-
dle (approx. 5.5V DC)
dle (approx. 5.5V DC)
Press [5] [3] in service mode.
Front connection inspec-
tion
tion
Press all front keys and check the connection
between Main P.C.B. and Front key Switches.
between Main P.C.B. and Front key Switches.
(1) Each time a key is pressed, seg-
ment turned on increases one by
one.
(2) Total umber of keys that have
been pressed.
ment turned on increases one by
one.
(2) Total umber of keys that have
been pressed.
Press [5] [4] in service mode.
Production Date Display
Display the date when the unit was produced.
YY: Year
MM: Month
DD: Day
MM: Month
DD: Day
Press [6] [1] in service mode.
Display the accumulated
working time
working time
Display the accumulated unit's working time.
(Indicating unit: Second)
Press [6] [4] in service mode.
Display the Error History Display the Error History stored on the unit.
Display reason of error for 5 sec-
onds.
onds.
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. or Commu-
nication Error.
05:
Defect of Digital P.C.B.
(AV DEC / MAIN CPU)
06:
Defect of HDD.
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. or Commu-
nication 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.
occurred for 5 seconds.
DD: Day
hh: Hour
mm: Minute
Accumulated working time till occur-
ring of the error is left displayed.
hh: Hour
mm: Minute
Accumulated working time till occur-
ring of the error is left displayed.
(Indicating unit: Second)
Press [6] [5] in service mode.
Then press [0] [1] ~ [9] [9], the past
99 error histories are displayed.
Then press [0] [1] ~ [9] [9], the past
99 error histories are displayed.
Delete the Error History
Delete Error History information stored on the
unit.
unit.
Press [9] [7] in service mode.
Item
FL display
Key operation
Mode name
Description
(Remote controller key)
28
USB check
Display the volume label of the USB memory. When USB memory is not con-
nected.
When USB check is OK.
[*] is volume label.
Example of volume label is
[PANASONIC] :
[PANASONIC] :
When USB check is NG.
Press [7] [5] in service mode.
* Insert USB memory.
AV4(V)/AV1(RGB) I/O
Setting
Setting
Set input to AV4 (V) and set output to AV1
(RGB) for I/O checking
(RGB) for I/O checking
Press [8] [0] in service mode.
AV2(Y/C)/AV1(V) I/O Set-
ting
ting
Set input to AV2 (Y/C) and set output to AV1
(V) for I/O checking
(V) for I/O checking
Press [8] [1] in service mode.
AV2(V)/AV1(Y/C) I/O Set-
ting
ting
Set input to AV2 (V) and set output to AV1 (Y/
C) for I/O checking
C) for I/O checking
Press [8] [2] in service mode.
AV2(RGB)/AV1(V) I/O
Setting
Setting
Set input to AV2 (RGB) and set output to AV1
(V) for I/O checking
(V) for I/O checking
Press [8] [3] in service mode.
P50(H) Output
Timer Microprocessor IC7501-76 output High
signal for AV1-pin 10 passing through inverter
(approx. 0V DC at AV1-pin 10).
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).
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.
times.
Press [9] [1] in service mode
*When releasing this mode, press
the [POWER] button of Remote
Controller more than 4 seconds.
*When releasing this mode, press
the [POWER] button of Remote
Controller more than 4 seconds.
Error code initialization
Initialization of the last error code held by
timer (Write in F00)
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 fac-
tory setting.
Codes stored on the unit are initialized to fac-
tory 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 ser-
vice mode.
panel or Remote controller in ser-
vice mode.
Item
FL display
Key operation
Mode name
Description
(Remote controller key)
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