
8-4
WRR-855B
8-4
2
3
4
5
A
B
C
D
E
F
G
H
1
TUN-8 (1/2)
(Suffix:-22)
TUN-8 (1/2)
(Suffix:-22)
Notes:
• DC voltage are taken with digital multimeter (input impedance 1 M
Ω
or more)
under no-signal conditions.
FL101
1
IN
10
FG2
2
G1
3
G2
4
G3
6
G4
7
G5
8
G6
11
FG3
5
OUT
9
FG1
12
FG4
CT101
5pF
CT102
L101
*
0.01uF
C145
10V
10uF
C144
10k
R102
33k
R103
68k
R101
0.001uF
C148
0.001uF
C101
0.001uF
C102
180
R105
3SK299-T1-U73
Q101
6V
1
2
3
4
10
R104
0.77V
6V
5pF
CT103
L102
*
0.001uF
C103
0.001uF
C104
CT104
10
R106
FL102
1
IN
10
FG2
2
G1
3
G2
4
G3
6
G4
7
G5
8
G6
11
FG3
5
OUT
9
FG1
12
FG4
0.001uF
C105
10pF
CT105
4.7k
R108
82k
R107
33k
R109
L103
0.01uF
C109
0.01uF
C146
0.01uF
C108
0.01uF
C110
CT404
5pF
C107
10pF
CT106
33k
R110
10
R113
10
R114
33k
R112
33k
R111
0.22uH
L105
0.33uH
L106
L104
CN102
1
2 3 4 5
CN402
1
2 3 4 5
SWF101
1
IN/OUT
2
OUT/IN
3
GND
4
NC
3SK255-T2
Q102
1
2
3
4
3SK255-T2
Q103
1
2
3
4
33k
R411
33k
R410
L404
3SK255-T2
Q402
1
2
3
4
0.01uF
C408
10pF
CT405
0.001uF
C448
10
R404
0.001uF
C404
L403
180
R405
0.01uF
C445
L401
*
FL401
1
IN
10
FG2
2
G1
3
G2
4
G3
6
G4
7
G5
8
G6
11
FG3
5
OUT
9
FG1
12
FG4
10V
10uF
C444
33k
R412
CT401
5pF
CT403
0.01uF
C409
0.01uF
C410
0.33uH
L406
4.7k
R408
3SK299-T1-U73
Q401
1
2
3
4
5pF
CT402
3SK255-T2
Q403
1
2
3
4
SWF401
1
IN/OUT
2
OUT/IN
3
GND
4
NC
0.001uF
C401
10k
R402
33k
R403
L402
*
0.22uH
L405
10
R413
10
R414
82k
R407
0.01uF
C446
10
R406
10pF
CT406
0.001uF
C405
0.001uF
C403
5pF
C407
68k
R401
0.001uF
C402
FL402
1
IN
10
FG2
2
G1
3
G2
4
G3
6
G4
7
G5
8
G6
11
FG3
5
OUT
9
FG1
12
FG4
33k
R409
0.001uF
C106
0.001uF
C406
NC
T101
6
1
3
4
7
8
2
NC
T401
6
1
3
4
7
8
2
NM
1
2
NM
1
2
ANT IN A
RF BLOCK(A)
ANT IN B
RF BLOCK(B)
ANTENNA A
ANTENNA B
SLITLAND
SLITLAND
*
*
*
*
*
*
*
*
*
*
*
*
6V
0.77V
6V
Ref No.
Model
U62
U66
CE62
CE67
U30
U42
CT101/CT401
10pF
5pF
5pF
5pF
10pF
10pF
CT104/CT404
10pF
5pF
5pF
5pF
10pF
10pF
L101/L401
10nH
10nH
10nH
10nH
15nH
12nH
L102/L402
10nH
10nH
10nH
10nH
15nH
12nH
L103/L403
10nH
10nH
10nH
6.8nH
15nH
12nH
L104/L404
4.7nH
3.9nH
3.9nH
3.3nH
8.2nH
8.2nH
FL101/FL401
770 MHz
794 MHz
810 MHz
850 MHz
578 MHz
650 MHz
FL102/FL402
770 MHz
794 MHz
810 MHz
850 MHz
578 MHz
650 MHz
*:
0.33V
3.0V
6V
0.33V
3.0V
6V
Содержание WRR-855B
Страница 1: ...UHF SYNTHESIZED TUNER UNIT WRR 855B SERVICE MANUAL 1st Edition Revised 2 ...
Страница 4: ...2 WRR 855B 8 Schematic Diagrams TUN 8 8 1 CPU 342 8 8 DP 236 8 10 SW 814 8 10 ...
Страница 10: ...1 6 WRR 855B Sony Corporation Printed in Japan ...
Страница 38: ......
Страница 58: ......
Страница 67: ...7 1 WRR 855B 7 1 Section 7 Board Layouts ...
Страница 68: ...7 2 WRR 855B 7 2 TUN 8 Suffix 11 TUN 8 Suffix 11 TUN 8 A SIDE SUFFIX 11 TUN 8 B SIDE SUFFIX 11 ...
Страница 69: ...7 3 WRR 855B 7 3 TUN 8 Suffix 22 TUN 8 Suffix 22 TUN 8 A SIDE SUFFIX 22 TUN 8 B SIDE SUFFIX 22 ...
Страница 70: ...7 4 WRR 855B 7 4 CPU 342 Suffix 11 CPU 342 Suffix 11 CPU 342 A SIDE SUFFIX 11 CPU 342 B SIDE SUFFIX 11 ...
Страница 71: ...7 5 WRR 855B 7 5 CPU 342 Suffix 21 CPU 342 Suffix 21 CPU 342 A SIDE SUFFIX 21 CPU 342 B SIDE SUFFIX 21 ...
Страница 83: ......
Страница 84: ...Printed in Japan Sony Corporation 2006 6 16 2001 WRR 855B U CE E 9 976 898 03 ...