Sony MB-806A Service Manual page 81

1/2 AF-B
DIV
AFM
1/2 AF-A
1/2 RSSI/MASTER
1/2 AF-IND/ADDRESS
8MHZ
1/2 8MHZ
PLL-LE
1/2 PLL-LE
PLL-DATA
1/2 PLL-DATA
PLL-CLK
1/2 PLL-CLK
PLL-LD
1/2
PLL-LD
About 1.2V(20dBµ RF input to Antenna A)
RSSI-A
1/2 RSSI-A
RSSI-B
1/2 RSSI-B
+9V
1/2 +9V
About 1.2V(20dBµ RF input to Antenna B)
*1
IC652
1/2 D-GND
S-81250SGU
D704
5V
1SS355TE-1
2 3
1/2 +B IN OUT
GND
1
R749
10k
*1
R747
Board No. suffix-12
47k
IC652
TA78L05F 5.0V
3 1
IN OUT
GND
2
C670
15
16V
C658 C659
0.1 0.1 5.0V
C722
10
10V
*:
Model
U64 U66 U68 CE62 CE69
Ref.No.
IC701 CXP83416-050Q CXP83416-050Q CXP83416-050Q CXP83416-051Q CXP83416-051Q
SR751 NM NM 0Ω NM NM
SR752 NM 0Ω NM NM NM
SR753 0Ω NM NM 0Ω NM
SR754-757 NM NM NM NM NM
SR758 NM NM NM 0Ω NM
SR759 0Ω 0Ω 0Ω NM NM
SR760 NM NM NM 0Ω NM
SR761 NM NM NM NM 0Ω
MB-806A (CE)
WRU-806A (CE, AU)
A B
5.0V(RF signal input to Antenna A)/ 5.0V(Muting : ON)/
0V(RF signal input to Antenna B) 0V(Muting : OFF)
9V IC201(1/2)
NJM4558V-T
R215 R223
R201 100k 22k
68k R221
-29dBV 1k
9V
R213 R214
R206 100k 100k
R203 1k R222
C201 100k 100k
1
25V 8
3
1
C203 2 C216
3.6V
4
100p C205 10
10 6.3V
R205 6.3V
16 15 14 13 12 11 10 9
8.2k
R204
0V
2.7k IC202
3 TC74HC4053
3.6V C212
0.1
2 RV201
2.2k
C210
1 2 3 4 5 6 7 8
1 0.1 R224
R202 22k
47k C202
10
6.3V
C265 C266 C255
0.01 0.01 10
DIV
6.3V
AFM
IC203(1/2) IC204(1/2)
9V
NJM4558V-T NJM4558V-T
0V
R207 R216
68k 47k
9V
-29dBV
C213
0.1 R218
R209 100k
C204 100k 5
1
C209
8 6
25V 10 R212
4.9V
5 6.3V 1k
7
6
3.6V
4
3.6V
0V 0V
R210 R211 C208 R217 R219
2.7k 8.2k 100p C222 56k 1k
3 0.1
R208 2 RV202
47k 2.2k
1 C207
10 C214
6.3V 0.0027
6V
D210
1SS362-TE8
0V
R297
4.7k
Q202 R298
UMX2NTL 47k
R295 4 1
22k
5 2
16 15 14 13 12 11 10 9
6 3
D211
1SS362-TE8
IC210 R294
R289 0
TC74HC4053
2.7k
0V
1 2 3 4 5 6 7 8
R296 R299
C200
4.7k 4.7k
0.1
5.0V
2.9V(Muting)OFF
D206
1SS355TE-1
D207
1SS355TE-1
R790
1k
CS
R791 SK
1k
R748 DI
10k
R792
IC706 R797 1k
PST575EMT- 100k
L701
S708 22µH
C701
5.0V 5.0V
IC707 10
CAT93C86S- 10V
2 1
0V
SQL_SET
C702
1 CS VCC 8
0.01
2 SK NC 7
DI ORG
3 6
3 4 C741
DO VSS
4 5 10
10V
C703
0V 0.01
2.0V 0V
C740 R710
0.1 100k
R711
100k
AU66 J
CXP83416-051Q CXP83416-050Q
NM NM
NM NM
NM NM
NM NM
0Ω 0Ω
NM 0Ω
NM NM
0Ω NM
NM:NO MOUNT
C
RF-92 (2/2) RF-92 (2/2)
IC201(2/2) IC203(2/2)
NJM4558V-T NJM4558V-T
6.2V IC207
R226 SA575DK-T
68k
-31dBV
-31dBV C221
0.0027
20 19 18 17 16 15 14 13 12 11
2.5V
2.5V
2.5V 3.1V 3.1V
R229 R230
5
R225 4.7k 4.7k
2.7k 7 3
1 2 3 4 5 6 7 8 9 10
6 1
2 C226
R232 10 R233
C218 5.6k 6.3V 6.8k
2.5V
0.015 C229 C233
1
10V 10V
2.5V
2.5V
C224 R231
0.1 1.2k
R228 C220 C228
R227 3.3k 0.001 1 C230 C231
27k C225 25V 0.1 220
0.047 4V
C217
10
-43dBV
6.3V
IC205(1/2)
NJM4558V-T
-25dBV R247 +8dBV
47k 9V 4.9V
MOD 32.768kHz X202 MOD 32.768kHz R256
32.768KHz 68k
DEV 1.7kHz DEV 1.7kHz
4.9V
RF 60dBµ R249 RF 60dBµ
100k
X201
8 C239
32.768KHz
22p 8 D201
7 3 1SS355TE-1
1
2
C243 R255
4 4.9V
10k
4 0.1 R253
2.2k
R251
R220 R250
15k 68k
1k
R248 0V
56k
C244 R254
C240
C241 C242 R252 0.1 560k
10
0.1 0.1 100k
6.3V
C215
0.1
R260 IC205(2/2)
3.9k R261 NJM4558V-T R268
3.9k 56k
1.5V(RF OFF)
D202
C249 1SS355TE-1
5
0.1
7
C246 C247 6
470p 470p R265 R267
Q203
CH CH 2.2k 10k
RN1104-TE8
R263
10k
4.9V
R262 R264 C250 R266
10k 100k 0.1 560k
4.9V
R242
C248 NM
0.1
64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41
40
65 PD7/SEG23 COM2 40
39
DIV
66 PF0/SEG24 COM1 39
AFM 38
67 PF1/SEG25 COM0 38
68 PF2/SEG26 VLC1 37
PLL-CLK
69 36
PF3/SEG27 VLC2
PLL-DATA
70 PF4/SEG28 VLC3 35
* R708
RF_LED
71 PF5/SEG29 VL 34
18k
IC701
72 VDD VSS 33
CXP834P16Q
X701 C780
73 TX XTAL 32 8MHz
74 TEX EXTAL 31 C781
5.0V
75 RST 30
AF_LED
DIST2
76 29
PF6/SEG30 PA7/AN7
PLL-LE DIST1
77 PF7/SEG31 PA6/AN6 28
TEST ADDRESS
78 PE0/INT0/EC PA5/AN5 27
0V
5.0V 5.0V 2.0V
79 PE1/INT1 PA4/AN4 26
80 PE2/INT2 PA3/AN3 25
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
8MHZ
C706
C704
0.01
0.01
C705
0.01
8-7 8-7
D E
6V
9V 6.2V
Q201
IC206(1/2) 2SD1048X6-
NJM4558V-T 9V
R238
R239 1k
6.8V
47k
9V 2
D205
HZU6.8B2TR
R241 C291 C292
100k 1 10 10
4.9V -31dBV
R234 4.9V 10V 10V
5.6k C237
8 1
3
25V
1
2
C236
R235 4 220p
1.2k
1
R236 R237
0V
2.2k 18k
R240
56k C258
C234 0.1
0.047
C235
0V:MOD = 32.768kHz
2.2
4.6V: RF input
6.3V DEV 1.4kHz
0V: RF input < About 5dBµ
4.6V: Except above
IC209(1/2)
NJM2904V(T
-7dBV 0.3V
IC206(2/2)
NJM4558V-T
MOD 1kHz MOD 1kHz
DEV 5kHz DEV 5kHz
RF 60dBµ RF 60dBµ
R258
560k
4.9V
TONE
C253 D203
4.9V
10 1SS355TE-1 R276
8 R259 5 6.3V 10k
3 7
33k
1 6
2 C252 R274
22p 2.2k
4
C245
R257 0.1
6.8k
R272 R273 C254 R275
470k 100k 0.1 560k
R271
R291 C267 33k
47k 0.01
C251
0.1
9V IC208
NJM2904V(T
+7dBV
R284
MOD 32.782kHz
TP202
IC209(2/2) IC204(2/2) 68k
,NM
NJM2904V(T NJM4558V-T DEV 1.7kHz
R286
R269 R277 RF 60dBµ 560k
560k 100k
C256
8p C259 D204
3 8
R270 NOISE 0.1 1SS355TE-1
5 33k 1 5
7 X203 2
R283
6 32.782KHz R281 6
10k
2.2k
4
R279
68k
R285
R278 2.7k
RV205 1k
22k
R292 C268 R280 C260 R282 C261
47k 0.01 100k 0.1 560k 0.1
C257
0.1
R705
5V
9.1k
*
R706 SR751
9.1k * ,NM
R707
SR759 R755
9.1k
* SR752
,NM 10k
,NM
*
SR753 R756
22p R762 ,NM 10k
CT701
22k
30p
* SR754 R757
10p
,NM 10k
*
SR755 R758
,NM 10k
SR760
,NM
*
SR756 R759
*
R770 ,NM 10k
22k
*
SR757 R760
TP704 SR761
,NM 10k
,NM ,NM
R753 * R761
220k 10k
C753 * SR758
2p ,NM
C709
0.01 IF-CS
C757
100p IF-CLK
IF-DI
R754
470 IF-DO
C755
C710 C756 10 TEST
0.01 0.01 10V
Q752
GND
2SC4738-YG
F G
+6V 1/2
1
AF-OUT 1/2
AF-GND 1/2
About 5dBµ
TP201
,NM
TONE
NOISE
2
ALO
0V:MOD = 32.782kHz
DEV 1.0kHz
4.6V: Except above
R287
33k
BATT
7
C270
R293 0.01
3
47k
C742
CN702(3CP)
0.01
GND 35
+5V 34
61
33
60
32
59
31
58
30
57
29
56
28
55
27
54
26
53
25
52
24
51
23
50
22
49
21
48
20
47
19
TO/FROM
46
18 CN801,DP305
45
Board
17
44 4
16
43
15
42
R763 14
41
22k
13
40
12
39
R764
22k 11
38
10
R765
RF_LED
RF_LED 9
22k
AF_LED
AF_LED
8
R766 BATT_LED
BATT_LED 7
22k
GP
GP 6
R767 CH
CH 5
22k
+
+
4
-
- 3
GND 2
GND
1
CN701
6P
IF-CS 1
IF-CLK 2
IF-DI
3
IF-DO
4
TEST 5
GND
6
5
RF-92 (2/2)
BOARD NO. 1-674-364-11
H