DOWNLOAD Panasonic RR-US550PP / RR-US550E Service Manual ↓ Size: 5.75 MB | Pages: 62 in PDF or view online for FREE

Model
RR-US550PP RR-US550E
Pages
62
Size
5.75 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio / IC RECORDER
File
rr-us550pp-rr-us550e.pdf
Date
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41
10.3. MAIN P.C.B. (3/3)
REF NO.
MODE
24
25
39
52
53
66
73
77
80
91
96
97
101
105
106
115
116
119
PLAY
1.2
2.8
2.8
1.2
2.8
1.2
2.8
1.2
1.2
1.2
2.8
2.8
2.8
2.8
2.8
1.2
2.8
2.8
STANDBY
1.2
2.8
2.8
1.2
2.8
1.2
2.8
1.2
1.2
1.2
2.8
2.8
2.8
2.8
2.8
1.2
2.8
2.8
REC
1.2
2.8
2.8
1.2
2.8
1.2
2.8
1.2
1.2
1.2
2.8
2.8
2.8
2.8
2.8
1.2
2.8
2.8
REF NO.
MODE
G
D
S
G
D
S
E
C
B
E
C
B
G
D
S
PLAY
2.8
0
0
0
0
0
0
0
0
0
0
0
0
0
0
STANDBY
2.8
0
0
0
0
0
0
0
0
0
0
0
0
0
0
REC
2.8
0
0
2.2
0
0
0
0
0.4
0
0
0.4
0
1.8
0
REF NO.
MODE
G
D
S
E
C
B
G
D
S
G
D
S
E
C
B
PLAY
2.8
0
0
0
2.5
1.7
2.6
0
2.8
2.8
0.9
0.9
3
2.9
2.4
STANDBY
0
0
0
0
0
0
2.6
0
2.8
2.8
0.9
0.9
3
2.9
2.4
REC
2.8
0
0
0
0
0
2.6
0
2.8
2.8
0.9
0.9
3
2.9
2.4
REF NO.
MODE
E
C
B
E
C
B
E
C
B
E
C
B
E
C
B
PLAY
2.8
2.8
2.3
0
0
0.5
1.5
1.5
0
0
2.8
0
2.8
2.8
0
STANDBY
2.8
2.8
2.3
0
0
0.7
1.5
1.5
0
0
2.8
0
2.8
2.8
0
REC
2.8
2.8
2.3
0
0
0
1.5
1.5
0
0
2.8
0
2.8
0
2.8
REF NO.
MODE
E
C
B
E
C
B
E
C
B
E
C
B
E
C
B
PLAY
2.8
2.8
0
0
0
0
2.5
0
2.5
0
0
0
0
2.7
0
STANDBY
2.8
2.8
0
0
0
0
0
0
0
0
0
0
0
2.7
0
REC
0
0
0
0
2.2
0
2.5
0
2.5
2.5
2.4
0
0
2.7
0
REF NO.
MODE
E
C
B
E
C
B
E
C
B
PLAY
0
2.8
0
0
0
0
0
0
0
STANDBY
0
2.8
0
0
0
0
0
0
0
REC
0
2.8
0
0
0
0
0
0
0
IC1101
QR406
QR304
QR470
QR506
Q421
Q423
Q439
Q462
Q505
QR101
QR526
QR301
QR409
Q524
Q525
QR305
QR522
RR-US550PP/E MAIN P.C.B.
Q101
Q413
Q416
Q508
Q510
QR521
42
10.4. LCD P.C.B.
REF NO.
MODE
1
2
3
4
PLAY
2.9
0
1.5
2.3
STANDBY
2.3
0
1.5
2.3
REC
2.3
0
1.5
2.3
REF NO.
MODE
1
2
3
4
PLAY
1.5
0
1.2
1.5
STANDBY
1.5
0
1.2
1.5
REC
1.5
0
1.2
1.5
REF NO.
MODE
39
40
PLAY
2.8
2.8
STANDBY
2.8
2.8
REC
2.8
2.8
RR-US550PP/E LCD P.C.B.
IC105
IC106
IC201
43
10.5. Waveform Chart
1Vp-p  (500usec.div)
WF No. IC403 - 1
(RECORD)
184mVp-p  (1msec.div)
WF No. IC403 - 3
(RECORD)
1.42Vp-p  (500usec.div)
WF No. IC403 - 7
(RECORD)
3.00Vp-p  (5usec.div)
WF No. IC1101 - 55
(PLAY)
576mVp-p  (50nsec.div)
WF No. IC1101 - 82
(PLAY)
1Vp-p  (50nsec.div)
WF No. IC1101 - 83
(PLAY)
1.64Vp-p  (25usec.div)
WF No. IC1101 - 86
(PLAY)
1.2Vp-p  (25usec.div)
WF No. IC1101 - 87
(PLAY)
44
11 Illustration of IC’s, Transistors and Diodes
RFKWNUS550E
C1AB00003086(120P)
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