
8-2
WRR-855B
8-2
2
3
4
5
A
B
C
D
E
F
G
H
1
TUN-8 (2/2)
(Suffix:-11)
TUN-8 (2/2)
(Suffix:-11)
TUN-8 (2/2)
BOARD NO. 1-681-450-11
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
1
2
3
4
5
20
19
18
17
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
GND
OUT
IN
GND
OUT
IN
S
1
2
3
4
5
6
NC
VT
GND
RFOUT
VCC
GND
C202
10
4V
IC301
MB1512PFV-G-BND
Q302
2SC3606-TE85L
Q301
2SC3606-TE85L
R202
47k
R213
100k
R214
100k
C204
0.1
R215
100k
R207
56k
C207
10
4V
R208
47k
R216
56k
R218
100k
R217
47k
R233
6.8k
C239
22p
C240
10
4V
C241
0.1
C242
0.1
C244
0.1
C245
0.1
C248
0.1
C250
0.1
C251
10
4V
R258
560k
R259
10k
R262
10k
R263
10k
R264
100k
R265
2.2k
R266
560k
R267
10k
R268
56k
R269
560k
R270
10k
R271
1.5k
R273
100k
R274
2.2k
R276
10k
R275
560k
R304
56k
C246
0.001
CH
C247
0.001
CH
C252
120p
CH
R247
56k
R249
100k
R250
1k
R248
47k
R251
47k
R252
100k
R253
2.2k
R254
560k
R255
10k
RV205
20k
C320
0.001
C321
0.01
C322
0.01
CT303
C319
1p
CK
C318
0.001
R319
330
R317
6.8k
R318
4.7k
CT302
C316
0.001
C314
0.001
C315
1p
CK
R316
330
C317
0.001
R315
4.7k
R314
6.8k
C313
0.001
C312
0.001
R312
100
R311
680
C307
6.8
6.3V
C309
0.001
R310
8.2k
R308
10k
R309
10k
R307
330k
C308
0.1
R306
22k
R305
33k
C305
0.01
C304
0.01
R303
47
C303
0.01
C306
0.022
R209
100k
C253
6.8
6.3V
R203
100k
R201
56k
R221
100k
R222
100k
R223
22k
R224
22k
R226
56k
R227
47k
R236
12k
R237
15k
RV201
5k
RV202
5k
C212
0.1
C217
10
4V
C222
0.1
C224
0.1
C226
10
4V
C230
0.1
C653
0.1
C654
0.1
C201
10
10V
C205
10
10V
C216
10
10V
C228
1
35V
C231
220
4V
C235
10
4V
C236
22p
CH
C237
10
10V
C206
10
10V
C209
10
10V
C215
0.1
C213
10
4V
C243
1
25V
C249
1
25V
C254
0.1
R313
4.7k
C229
1
35V
D201
MA132WK-TX
D202
MA132WK-TX
D203
MA132WK-TX
R206
1k
R212
1k
X201
X203
C255
10
4V
R219
1.5k
C214
0.022
R220
15k
R272
82k
R302
100
C302
22
10V
C310
47
10V
C311
47
10V
R205
8.2k
C203
12p
CH
R211
8.2k
C208
12p
CH
R320
68
R321
68
L305
0.22µH
R256
68k
R322
100
C301
12p
CH
L306
0.15µH
L307
0.15µH
Q303
2SC4738-YGR-TE85 L
C325
0.01
C326
0.01
C329
0.01
C330
0.01
C657
0.1
IC652
RH5RE50AA-T1
C659
100
10V
C219
0.1
IC213
TA75S01F(TE85L)
IC210
TA75S01F(TE85L)
IC212
TA75S01F(TE85L)
C218
0.015
C220
0.001
C221
0.0027
C225
0.047
C234
0.047
C323
3p
50V
CJ
C324
3p
50V
CJ
C656
0.022
25V
B
C658
0.1
IC201
TA75S558F(TE85R)
IC202
TA75S558F(TE85R)
IC204
TA75S558F(TE85R)
IC205
TA75S558F(TE85R)
IC207
TA75S558F(TE85R)
IC208
TA75S558F(TE85R)
IC211
TA75S558F(TE85R)
IC651
M5237ML-TP1
L302
6.8n
L303
L304
L308
0.12µH
L309
0.12µH
L651
Q651
2SJ132-Z-T2
Q652
2SC4738-YGR-TE85
L
Q653
2SB1121-T-TC
R225
2.7k
R228
3.3k
R229
4.7k
R230
4.7k
R231
1.2k
R232
5.6k
R234
5.6k
R235
1.2k
R260
3.3k
R261
4.7k
R651
100k
1/16W
R652
100k
1/16W
R653
47k
1/16W
R654
100k
1/16W
R655
220
1/16W
R656
470
1/16W
R657
18k
1/16W
R658
4.7k
1/16W
T301
CP301
CP302
R326
33k
R324
470
R323
470
R325
33k
R328
330
R327
330
C660
0.01
C661
0.01
C662
0.01
C663
0.01
C331
0.01
C256
10p
C257
0.1
C258
0.1
C259
1
25V
C260
0.1
C261
0.1
C262
0.1
R277
100k
R278
1k
R279
47k
R280
100k
R281
2.2k
R282
560k
R283
10k
R284
68k
R286
560k
R287
10k
IC215
TA75S01F(TE85L)
D204
MA132WK-TX
C263
0.01
C264
0.01
C265
0.01
C266
0.01
C267
0.01
C268
0.01
C269
0.01
C270
0.01
C652
33
10V
C655
33
10V
C327
12p
50V
CH
C328
12p
50V
CH
R329
330
R257
4.7k
R285
4.7k
C651
15
35V
IC203(1/3)
TC74HC4053AFS-EL
IC203(2/3)
TC74HC4053AFS-EL
IC206
NE575DK-T
IC209
TC75S51F-TE85L
IC214
TC75S51F-TE85L
IC302
TA75S393F-TE85R
Q304
2SC2351-T1R2
Q305
2SC2351-T1R2
R204
2.7k
R210
2.7k
X202
16
13
12
11
8
14
9
4
5
1
3
2
3
1
2
4
5
15
10 6
7
2
1
1
3
2
4
5
1
3
2
4
5
1
3
2
4
5
1
3
2
4
5
1
3
2
4
5
1
3
2
4
5
1
3
2
4
5
1
3
2
4
5
1
3
2
4
5
1
3
2
4
5
3
2
1
4
5
3
5
6
1
2
4
2
3
1
3
4
2
5
2
1
3
2
1
2
1
2
1
2
1
1
3
2
4
5
1
3
2
4
5
OSCIN
NC
OSCOUT
VP
VCC
DO
GND
LD
NC
FIN
NC
FOUT
FC
LE
DATA
NC
CLOCK
VCC
DIV
GND
IN
AFM
TONE
NOISE
OUT
7V
GND
2
3
1/2
1/2
1/2
VCC(A)
AF(A)
RSSI(A)
VCC(B)
1/2
1/2
AF(B)
1/2
RSSI(B)
RSSI A
RSSI B
4 MHZ
LE
DATA
CLOCK
GND
5V
BATT0
BATT1
BATT2
FC
FOUT
AFM
DIV
4
5
6
7
8
9
10
11
12
14
15
16
17
18
19
CN601(20P)
CN602(4P)
CN602(4P)
CN602(4P)
CN601(20P)
CN601(20P)
CN601(20P)
CN602(4P)
CN601(20P)
1/2
1/2
1/2
1/2
1/2
1/2
1/2
20
13
1
2
3
1/2
GND(A)
TONE
NOISE
ALO
NC
LD
(A)
(B)
GND(B)
GND
1
4
AFOUT
1ST LO(A)
2ND LO(A)
1ST LO(B)
2ND LO(B)
TO/FROM
TO
TO
TO
CPU-342,CN701
D-SUB CONNECTOR
(4P)
D-SUB CONNECTOR
FROM
FROM
(5P)
D-SUB CONNECTOR
(2P)
CPU-342,CN701
TO
D-SUB CONNECTOR
(1P)
CPU-342,CN701
A
A
B
B
C
D
E
F
G
H
J
2.8V
2.8V
3.0V
3.0V
3.0V
2.8V
2.8V
2.8V
3V
3V
2.8V
2.8V
2.8V
2.8V
0.4V
3V
3V
2.8V
2.8V
1.0V
1.2V
2.8V
2.8V
0.4V
5V
3V
1.8V
1V
3V
1V
1.8V
1.6V
2.3V
1.6V
2.3V
5.1V
5V
2V
4.4V
2.3V
0V
5V
2.2V
3.7V
(A001)
(B-46)
4.6V
5V
6V
7V
7V
-24dBu
MOD32.768KHz
DEV+1.7KHz
_
MOD32.768KHz
DEO+1.7KHz
1.5dBu
0.8V
MOD32.768KHz
DEV+1.7KHz
RF60dBu
DEV+5KHz
MOD1KHz
0.27V
_
_
_
0.3V(MOD32.761.4KHz
4.8V(NO MODULATION)
_
=
RF60dBµ
RF60dBµ
RF60dBµ
RF10dBµ
-1dBu
RF10dBµ
0.3(RF<10dBµ)
4.8(RF<10dBµ)
OR MORE RF60dBµ
4.6V
3pF
3pF
*
*
*
Model*
Ref No.
CP301
L303
L304
*:
NM:No mount
CE21,U14
CE33,U30
U62
U66
CE62
CE67
632MHz
724MHz
820MHz
938MHz
957MHz
1000MHz
6.8nH
6.8nH
4.7nH
4.7nH
4.7nH
4.7nH
6.8nH
6.8nH
4.7nH
4.7nH
4.7nH
4.7nH
Notes:
• DC voltage are taken with digital multimeter (input impedance 1 M
Ω
or more)
under no-signal conditions.
Summary of Contents for WRR-855B
Page 1: ...UHF SYNTHESIZED TUNER UNIT WRR 855B SERVICE MANUAL 1st Edition Revised 2 ...
Page 4: ...2 WRR 855B 8 Schematic Diagrams TUN 8 8 1 CPU 342 8 8 DP 236 8 10 SW 814 8 10 ...
Page 10: ...1 6 WRR 855B Sony Corporation Printed in Japan ...
Page 38: ......
Page 58: ......
Page 67: ...7 1 WRR 855B 7 1 Section 7 Board Layouts ...
Page 83: ......
Page 84: ...Printed in Japan Sony Corporation 2006 6 16 2001 WRR 855B U CE E 9 976 898 03 ...