Panasonic DMR-ES10P / DMR-ES10PC Service Manual ▷ View online
12.3. Checking and Repairing of Main P.C.B.
25
DMR-ES10P / DMR-ES10PC
12.4. Checking and Repairing of DVD-RAM Drive
26
DMR-ES10P / DMR-ES10PC
13 Caution after replacing parts
13.1. After replacing the RAM Drive with new one
13.2. When the unit does not operate normally after replacing the Timer
Microprocessor or Main P.C.B.
When the unit does not operate normally after replacing the Timer Microprocessor or Main P.C.B. with new one, reset Timer
Microprocessor.
Microprocessor.
Step
Operation
Descriptions
1
While power is OFF, short TW7501 pin (RESET) and the GND
momentarily.
momentarily.
“RESET (L)” is transmitted to the XRESET of Timer
Microprocessor (IC7505-11 pin), then the unit operates
normally.
Microprocessor (IC7505-11 pin), then the unit operates
normally.
14 Standard Inspection Specifications after Making Repairs
After making repairs, we recommend performing the following inspection, to check normal operation.
No.
Procedure
Item to Check
1
Turn on the power, and confirm items pointed out.
Items pointed out should reappear.
2
Insert RAM disc.
The Panasonic RAM disc should be recognized.
3
Enter the EE (TU IN / AV IN - AV OUT) mode.
No abnormality should be seen in the picture, sound or operation.
4
Perform auto recording and playback for one minute using the RAM
disc.
disc.
No abnormality should be seen in the picture, sound or operation.
*Panasonic DVD-RAM disc should be used when recording and
playback.
*Panasonic DVD-RAM disc should be used when recording and
playback.
5
If a problem is caused by a VCD, DVD-R, DVD-Video, Audio-CD, or
MP3, playback the test disc.
MP3, playback the test disc.
No abnormality should be seen in the picture, sound or operation.
6
After checking and making repairs, upgrade the firmware to the
latest version.
latest version.
Make sure that [FIRM_SUCCESS] appears in the FL displays.
*[UNSUPPORT] display means the unit is already updated to
newest same version. Then version up is not necessary.
*[UNSUPPORT] display means the unit is already updated to
newest same version. Then version up is not necessary.
7
Transfer [9][9] in the service mode setting, and initialize the service
settings (return various settings and error information to their
default values. The laser time is not included in this initialization).
settings (return various settings and error information to their
default values. The laser time is not included in this initialization).
Make sure that [CLR SERV] appears in the FL display.
After checking it, turn the power off.
After checking it, turn the power off.
8
When replacing of RAM drive, transfer [9] [5] in the service mode
setting to delete Laser used time.
setting to delete Laser used time.
Make sure that [CLR LASER] appears in the FL display.
After that, turn power off.
After that, turn power off.
Use the following checklist to establish the judgement criteria for the picture and sound.
Item
Contents
Check
Item
Contents
Check
Picture
Block noise
Sound
Distorted sound
Crosscut noise
Noise (static, background noise, etc.)
Dot noise
The sound level is too low.
Picture disruption
The sound level is too high.
Not bright enough
The sound level changes.
Too bright
Flickering color
Color fading
Flickering color
Color fading
27
DMR-ES10P / DMR-ES10PC
15 Voltage and Waveform Chart
Note)
Circuit voltage and waveform described herein shall be regarded as reference information when probing defect point, because
it may differ from an actual measuring value due to difference of Measuring instrument and its measuring condition and product
itself.
it may differ from an actual measuring value due to difference of Measuring instrument and its measuring condition and product
itself.
15.1. Power P.C.B.
Ref No.
MODE
1
2
3
4
5
1
2
3
1
2
3
4
5
REC
2.4
1.8
0
13.2
-560
5.0
2.5
0
0
2.3
12.1
12.1
12.9
PLAY
2.4
1.8
0
13.2
-580
5.0
2.5
0
0
2.3
12.1
12.1
12.9
STOP
2.4
1.8
0
13.2
-650
5.0
2.5
0
0
2.4
12.1
12.1
13.0
Ref No.
MODE
1
2
3
4
5
1
2
3
4
5
6
7
8
REC
6.0
5.2
5.1
2.6
0
13.0
4.5
1.2
1.1
0.8
0
11.7
13.0
PLAY
6.0
5.2
5.1
2.6
0
13.0
4.5
1.2
1.1
0.8
0
11.7
13.0
STOP
6.0
5.2
5.1
2.6
0
13.0
4.5
1.3
1.1
0.8
0
11.7
13.0
Ref No.
MODE
1
2
3
4
5
6
7
8
REC
13.0
4.5
1.2
1.3
0.8
0
10.5
12.9
PLAY
13.0
4.5
1.2
1.3
0.8
0
10.5
12.9
STOP
13.0
4.5
1.2
1.2
0.8
0
10.6
13.0
Ref No.
MODE
1
2
3
4
1
2
3
4
5
6
1
2
3
4
5
6
REC
6.0
5.0
0
1.8
1.2
1.2
11.6
13.0
1.2
1.2
0.7
0.8
10.5
12.9
0.8
0.8
PLAY
6.0
5.0
0
1.8
1.2
1.2
11.6
13.0
1.2
1.2
0.7
0.8
10.5
12.9
0.8
0.8
STOP
6.0
5.0
0
1.8
1.2
1.2
11.7
13.0
1.2
1.2
0.7
0.7
10.6
13.0
0.7
0.7
Ref No.
MODE
E
C
B
E
C
B
E
C
B
E
C
B
E
C
B
REC
0
4.5
0
0
5.3
0
0
0
4.9
0
0.1
4.9
0
0.1
3.2
PLAY
0
4.5
0
0
5.3
0
0
0
4.9
0
0.1
4.9
0
0.1
3.2
STOP
0
4.5
0
0
5.2
0
0
0
4.9
0
0.1
4.9
0
0.1
3.2
Ref No.
MODE
E
C
B
REC
0
2.3
0.1
PLAY
0
2.3
0.1
STOP
0
2.3
0.1
QR1303
QR1304
IC1200
IC1302
Q1400
Q1401
QR1307
IC1270
IC1401
IC1402
QR1300
QR1302
QR1308
IC1150
Q1200
15.2. Main P.C.B.
Ref No.
MODE
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
REC
5.0
-
0
3.4
4.8
-
-
6.2
3.3
-
0
2.0
4.8
-
-
3.7
PLAY
5.0
-
0
3.4
4.8
-
-
6.2
3.3
-
0
2.0
4.8
-
-
3.7
STOP
5.0
-
0
3.4
4.8
-
-
6.2
3.3
-
0
2.0
4.8
-
-
3.7
Ref No.
MODE
1
2
3
4
5
1
2
3
4
5
6
7
8
REC
3.7
3.1
3.3
2.6
0
5.0
-
0
3.4
4.9
-
-
6.1
PLAY
3.7
3.1
3.3
2.6
0
5.0
-
0
3.4
4.9
-
-
6.1
STOP
3.7
3.1
3.3
2.6
0
5.0
-
0
3.4
4.9
-
-
6.1
Ref No.
MODE
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
REC
5.2
-
0
3.6
6.2
-
-
6.1
5.0
-
0
3.4
4.9
-
-
6.2
PLAY
5.2
-
0
3.6
6.2
-
-
6.1
5.0
-
0
3.4
4.9
-
-
6.2
STOP
5.2
-
0
3.6
6.2
-
-
6.2
5.0
-
0
3.4
4.9
-
-
6.2
Ref No.
MODE
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
REC
1.4
0
2.5
5.0
1.8
4.9
1.4
4.7
0.1
2.7
0
1.4
4.9
1.4
0
0.1
2.7
0
1.4
4.9
PLAY
1.4
0
2.5
5.0
1.8
4.9
1.4
4.7
0.1
2.7
0
1.4
4.9
1.4
0
0.1
2.7
0
1.4
4.9
STOP
1.4
0
2.5
5.0
1.8
1.6
1.4
4.7
0.1
2.7
0
1.4
4.9
1.4
0
0.1
2.7
0
1.4
4.9
Ref No.
MODE
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
REC
1.4
0
0.1
2.7
4.9
1.7
1.8
1.9
1.9
2.2
0
2.2
2.2
2.2
2.2
1.7
1.7
0
1.8
5.0
PLAY
1.4
0
0.1
2.7
4.9
1.7
1.8
1.9
1.9
2.2
0
2.2
2.2
2.2
2.2
1.7
1.7
0
1.8
5.0
STOP
1.4
0
0.1
2.7
4.9
1.8
1.8
1.9
1.9
2.2
0
2.2
2.2
2.2
2.2
1.7
1.7
0
1.8
5.0
Ref No.
MODE
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
REC
2.8
0
2.8
4.9
2.8
2.8
1.8
4.7
2.8
0
2.8
4.9
2.8
2.9
1.1
0
5.1
5.1
5.1
0.1
PLAY
2.8
0
2.8
4.9
2.8
2.8
1.8
4.7
2.8
0
2.8
4.9
2.8
2.9
1.1
0
5.1
5.1
5.1
0.1
STOP
2.8
0
2.8
4.9
2.8
2.8
1.8
4.7
2.8
0
2.8
4.9
2.8
2.9
1.1
0
5.1
5.1
5.1
0.1
Ref No.
MODE
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
REC
0
0.8
0.8
5.0
1.3
0
1.8
0
2.0
0
0.3
5.0
0.3
0
0.4
0
0
5.0
0
0
PLAY
0
0.8
0.8
5.0
1.3
0
1.8
0
2.0
0
0.3
5.0
0.3
0
0.4
0
0
5.0
0
0
STOP
0
0.8
0.8
5.0
1.3
0
1.8
0
2.0
0
0.2
5.0
0.3
0
0.2
0
0
5.0
0
0
Ref No.
MODE
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
REC
-
4.5
4.5
0.4
0.4
4.5
4.5
3.4
4.5
4.5
4.5
4.5
4.5
4.5
0
4.5
-
4.5
-
5.1
PLAY
-
4.5
4.5
0.4
0.4
4.5
4.5
3.4
4.5
4.5
4.5
4.5
4.5
4.5
0
4.5
-
4.5
-
5.1
STOP
-
4.5
4.5
0.3
0.3
4.5
4.5
3.4
4.5
4.5
4.5
4.5
4.5
4.5
0
4.5
-
4.5
-
5.1
IC1501
IC1502
IC1510
IC3001
IC3001
IC1504
IC1511
IC3001
IC1512
IC4001
IC3001
28
DMR-ES10P / DMR-ES10PC
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