Panasonic DMR-EH69EC / DMR-EH69EE / DMR-EH69EP / DMR-EH695EG / DMR-EX89EB / DMR-EX89EC / DMR-EX89EG / DMR-EX89EP Service Manual ▷ View online
29
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 IC57501-76 output
High signal for AV1-pin 10 passing through
inverter (approx. 0V DC at AV1-pin 10).
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 IC57501-76 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)
30
8 Service Fixture & Tools
Part Number
Description
Compatibility
RFKZ0260
Extension Cable (MainP.C.B. - Digital P.C.B./ 88 Pin)
Same as EH50 Series
RFKZ0323
Extension Cable (MainP.C.B. - Power P.C.B./ 9 Pin)
Same as E55 Series
RFKZ0455
Extension Cable (HDD - Digital P.C.B./ 7 Pin)
Same as EH55 Series
RFKZ0169
Extension Cable (MainP.C.B. - HDD / 4 Pin)
Same as EH55 Series
RFKZ0367
Extension Cable (MainP.C.B. - Front (R) P.C.B. / 6 Pin)
Same as EH75V Series
JZS0484
Eject Pin
Same as E50 Series
RFKZ03D01KS
Lead Free Solder (0.3mm/100g Reel)
Same as EH55 Series
RFKZ06D01KS
Lead Free Solder (0.6mm/100g Reel)
Same as EH55 Series
RFKZ10D01KS
Lead Free Solder (1.0mm/100g Reel)
Same as EH55 Series
RFKZ0316
Solder Remover (Lead free low temperature Solder/50g)
Same as EH55 Series
RFKZ0328
Flux
Same as EH55 Series
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9 Disassembly and Assembly Instructions
Note:
In this document, explanations basically use illustrations of DMR-EX79. In DMR-EX769, shape of some parts may be different.
9.1.
Disassembly Flow Chart
The following chart is the procedure for disassembling the casing and inside parts for internal inspection when carrying out the ser-
vicing. To assemble the unit, reverse the steps shown in the chart below
vicing. To assemble the unit, reverse the steps shown in the chart below
9.2.
P.C.B. Positions
32
9.3.
Top Case
1. Remove the 2 screws (A) and 3 screws (B).
2. Slide Top Case rearward and open the both ends at rear
2. Slide Top Case rearward and open the both ends at rear
side of the Top Case a little and lift the Top Case in the
direction of the arrows.
direction of the arrows.
9.4.
Front Panel
1. Remove the Wire with connector
2. Unlock 6 tabs in (A) - (F) .
2. Unlock 6 tabs in (A) - (F) .
Pull with the Front Panel in the direction of your side.
9.4.1.
How to assemble Tray door ass’y
1. Attach the Tray door spring to Tray door ass’y.
2. Attach Tray door ass’y in order from
to
.
Insert the shaft in the hole.
Insert the shaft in the hole.
3. Confirm the Tray door spring is attached as following.
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