Sony WRT-807B, Service Manual

Page: 60 / 64

7-8
WRT-807B (U/CE)
7-8
2
3
4
5
A B C D E F G H
1
Note:
Power voltage is 1.5 Vdc and fed with regulated dc power
supply from battery terminal.
DC valtage are taken with digital multimeter (input impedance
1 M
Z or more) under no-signal conditions.
Voltage values on signal input conditions are taken when the
signal is
_ 55 dB (0 dB = 1 Vrms) and fed with AF oscillator from
MIC input terminal.
C207
10uF
10V
1
2
TC74VHCU04FT(EL)
IC203 (3/6)
5
6
S200
12
C212
1uF
10V
1
2
CT200
20pF
12
TC74VHCU04FT(EL)
IC203 (6/6)
13 12
14
7
TC74VHCU04FT(EL)
IC203 (2/6)
3
4
5pF
C206
1
2
TC74VHCU04FT(EL)
IC203 (5/6)
11 10
25V F
0.1uF
C218
1
2
TC74VHCU04FT(EL)
IC203 (4/6)
9 8
R224
1k
1/16W
1
2
R227
47k
1
2
R216
47k
1/16W
1
2
IC200
UPD75P3036GK-BE9
71
X2
34
P50/D4
1
S31/BP7
38
P00/INT4
70
X1
69
VPP
68
XT2
67
XT1
66
VDD
28
VLC2
27
VLC1
26
VLC0
24
COM3
23
COM2
22
COM1
21
COM0
65
AVREF
63
AN5
62
AN4
61
AN3
60
AN2
59
AN1
58
AN0
2
S30/BP6
3
S29/BP5
4
S28/BP4
5
S27/BP3
6
S26/BP2
7
S25/BP1
8
S24/BP0
9
S23
10
S22
11
S21
12
S20
13
S19
14
S18
15
S17
16
S16
17
S15
18
S14
19
S13
20
S12
39
P01/SCK
40
P02/SO/SB0
41
P03/SI/SB1
42
P10/INT0
43
P11/INT1
44
P12/INT2
45
P13/TI0
46
P20/PTO0
47
P21/PTO1
48
P22/PCL/PTO2
49
P23/BUZ
50
P30/LCDCL/MD0
51
P31/SYNC/MD1
52
P32/MD2
53
P33/MD3
29
P40/D0
30
P41/D1
31
P42/D2
32
P43/D3
35
P51/D5
36
P52/D6
37
P53/D7
73
P60/KR0
74
P61/KR1
75
P62/KR2
76
P63/KR3
77
P70/KR4
78
P71/KR5
79
P72/KR6
80
P73/KR7
54
P80/TI1
55
P81/TI2
56
P82/AN6
57
P83/AN7
64
AVSS
33
VSS
25
BIAS
72
RESET
25V F
0.1uF
C216
1
2
C201
0.1uF
25V
1
2
1k
R208
1
2
R218
10k
1/16W
1
2
C209
5pF
50V
1
2
C214
10uF
10V
1
2
S201
12
TC74VHCU04FT(EL)
IC203 (1/6)
1 2
2SA1965-TL
Q200
1
2
3
R209
100
1/16W
1
2
C217
0.1uF
25V
1
2
R214
47k
1/16W
1
2
R210
1M
1/16W
1 2
R215
47k 1/16W
1 2
6.3V
100uF
C219
1
2
R203
100k
1/16W
1
2
R200
1k 1/16W
1 2
R222
1k
1/16W
1
2
10k
R205
1 2
C213
0.1uF
25V
1
2
R211
2.2k
1/16W
1
2
R217
47k
1/16W
1
2
R223
10k
1/16W
1
2
MA133-TX
D200
1
2
3
R225
47k
1
2
R220
10k
1/16W
1
2
IC201
S-80827ANNP-EDQ-T2
T2
1
OUT
2
VDD
4
VSS
LCD
ND200
C2
1
C1
13
S1
2
S9
3
S10
4
S11
5
S12
6
S13
7
S16
8
S19
9
S17
10
S18
11
C3
12
S0
14
S2
15
S3
16
S4
17
S5
18
S6
19
S7
20
S8
21
S14
22
S15
23
C0
24
C205
68pF
50V
1
2
390
R213
1
2
1 2
100k
R228
1
2
D201
TLGU1002(TPX1,SONY)
1
2
1k
R201
1
2
C208
0.1uF
25V
1
2
C211
0.1uF
25V
1
2
AT93C46-10SI-2.7-E2
IC202
DI
3
SK
2
CS
1
ORG
6
GND
5
DO
4 VCC
8
C204
0.1uF
25V
1
2
R221
10k
1/16W
1
2
MA133-TX
D202
1
2
3
CN200
1
1 GND
2
2 GND
3
3 CLK
4
4 DATA
5
5 LAT
6
6 RFM
7
7 L D
8
8 VCONT
9
9 4MHz
10
10 TXD
11
11 RXD
12
12 TEST
13
13
14
14
15
15 TONE-OFF
16
16 ID
17
17 32.768kHz
18
18 LVD
19
19 AFIND
20
20 AFM
21
21 ATT2
22
22 ATT1
23
23 ATT0
24
24 BATTERY
25
25 BATTERY
26
26 BAT1
27
27 POWER-HOLD
28
28 POFF-IN
29
29 VCC
30
30 VCC
C210
10uF
10V
1
2
S202
12
C215
0.1uF
25V
1
2
6.3V
47uF
C203
1
2
R226
47k
1
2
R202
1k
1/16W
1
2
1
2
47k
R212
1
2
C200
220pF
50V
1
2
25V
0.01uF
C202 1
2
R219
1k
1/16W
1
2
1
2
X200
4MHz
S7
S14
COM1
DATA
+SW
BUS2
LD
S8
CLK
S0
S14
RFM
COM0
LAT
BUS4
S9
S4
S11
S5
COM1
-SW
CLK
POFF-IN
S6
ID
S8
POFF-IN
TONE-OFF
SET
AFIND
AFM
+SW
DATA
LVD
-SW
S13
LAT
S18
POWER-HOLD
S12
RFM
COM2
BUS1
S3
COM2
LD
AFM
ATT0
S0
S16
S1
S15
ID
S16
S7
S17
S17
S10 S15
ATT0
LVD
S12
S18
ATT1
S9
S11 S6
ATT2
S5
S13
COM3
S4
S10
S19
ATT2
S2
COM0
S1
BUS3
S19
SET
S3
TONE-OFF
ATT1
POWER-HOLD
COM3
S2
BAT1
-
NC
NC
SET
NC
NC
AKI
AFIND
AKI
BAT0
DEST
NC
+
NC
NC
1.45V
1.48V
1.5V
1.48V
3V
2.35V
3V 3V
0V
0V
1.49V
1.5V
1.4V
1.59V
0V 3V
2.97V
3V
CN304,MB-860
TO/FROM
R204
10k
1/16W
R206
R207
Mark
*1
*2
Ref No
R206
R207
O Z
10 k
Z
680 Z
8.2 k Z
1.2 k Z
10 k
Z
CE57 CE62
CE67
9.1 k Z
2.2 k Z
U62
9.1 k Z
3.3 k Z
U66
*1
*2
DP-306 (Suffix: -11) DP-306 (Suffix: -11)
DP-306
BOARD NO. 1-674-237-11
WRT-807-J-M_DP-306_001