Samyung SI-30, Service Manual

Page: 44 / 61

8-6 RX1 IF / DEMOD
RX1_AF_OUT
RX1_RSSI
RX1_BW_SEL
IF_RX1
C214
10n
C395
10n R111
39K
R119
47R
TP128
TP1
C397
10n
R307
1K
L51
470nH
+5V_RX1B
TP121
+5V_RX1B
R159
100K
TR9
BC846B
2
3
1
TP123
C403
10n
C401
10n
TP122
R75
0R
+5V_RX1B
C63
1u
C408
10n
+5V_RX1B
TP104
R346
100K
+5V_RX1B
+5V_RX1B
TR13
BC846B
2
3
1
R12
680R R256
0R
C61
1u
R199
1K8
R195
1K8
C413
10n
C81
10/16(T)
C34
82p
DISC1
455KHZ
2 1
R179
1K2
R178
1K5
R160
100K
TP119
TP125
C398
10n
TP127
R96
3K3
TP118
R239
22K
R83
330R
TP110
TP99
C59
1u
R200
1K8
C62
1u
TP129
C407
10n
TP102
TP17
TP19
TP101
TP103
TP26
C159
27p
R384
1k
R385
47R
TR2
BF998
3 G2
4 G1
2
D
1
S
L61
560nH
C314
2p7
C167
27p C41
8p2
C315
22p
C168
2p7
L62
560nH
C164
12p
R11
1K5
C259
100n
+5V_RX1B
TP22
L79
BLM41P800S
+5V
R323
10K
L49
820nH
R151
4K7
R350
47R
C322
1n
TP274
R272
100R
C213
10n
R105
3K9
TP100
TP116
R238
22K
TP115
C206
470p
C339
1n
TP117
TP124
C449
1n
R253
10K
TP130
TR45
BC846B
2
3
1
R345
10K
TP106
C218
10n
TP107
R106
3K9
R201
1K8 R13
680R R257
0R
TP109
C66
1u
TR16
BC846B
2
3
1
R202
1K8 C72
1u
C65
1u
TP108
TP111
C20
3p9 C116
2-6pF
2
1
1
2
L5
390nH
C405
10n
C404
10n
C257
100n
TP112
TP113
C299
39p
TP114
XL1
44.645MHZ
2 1
C298
56p
TP252
C174
100p
R386
47R
C327
2p2
+5V_RX1B
TP120
IC2
BA4116FV
1 LD(BASE)
2 LD(EMITTER)
3 MIXER O/P
5 IF AMP I/P
6 IF AMP BYPASS
7 FILT AMP 0/P
8 FILT AMP I/P 9
DEMOD O/P
10
DISRIMINATOR
11
IF AMP O/P
12
RSSI O/P
13
NOISE COMP I/P
14
NOISE DET O/P
16
MIXER I/P
15
GND
4
VCC
IC13/A
LMV324
1
2 -
3 +
4
11
IC13/B
LMV324
7
6 -
5 +
4
11
IC6/A
74HCT4066
2 1
13
7
14
IC6/D
74HCT4066
11 10
12
7
14
IC6/B
74HCT4066
3 4
5 7
14
IC6/C
74HCT4066
8 9
6 7
14
C93
10/16
C83
10/16(T)
C399
10n
F16/A
MA02065-45.1MHZ-G15B1
1
2
3
F16/B
MA02065-45.1MHZ-G15B1
4
5
6
R247
220K
TP126
F1
KBF-455RL-15A
1
IN
2
OUT
3 4 5 6
F2
KBF-455RL-15A
1
IN
2
OUT
3 4 5 6
F14
CFWLB-455-KGFA-B0
1
IN
2
OUT
3 4 5 6
12.5KHZ
25KHZ
25KHZ
IF AMP 1
RX1
XTAL 44.645MHZ
A A
B B
C C
D D
1
1
2
2
3
3
4
4