- 35 -- 34 -
SCHEMATIC DIAGRAM (TUNER )
+9V
5.6V
TU-L
A-GND
TU-R
TU-DO
TU-CLK
TU-DI
TU-CE
R2111
C2102
C2323
C2141
R2105
C2114
C2113
R2110
R2109
C2112
C2110
R2102
C2104
C2101
R2106
D2102
L2103
R2108
C2111
L2104
C2109
R2103
D2101
R2107
C2107
L2102
R2101
C2105
C2103
XF211 IC211
C2116
XF231
XF222
XF221
R2812
R2712
C2314
XF233
R2303
R2202
C2322
X2451
R2204
R2201
R2100
R2149
R2148
R2131
L2153
L2151
D2153
C2315
R2301
R2311
C2318
C2154
R2151
C2151
C2152
Q2451
C2307
C2308 R2309
C2317
R2308
C2309
C2316
C2321
C2464
R2464
C2463
C2462
R2461
R2462
R2463
C2310
R2307
C2328
C2327
R2701
R2801
R2203
C2203
Q2201
IC241
C2115
T2002
R2460
R2459
C2461
R2305
C2303
C2320
C2319
C2902
C2901
C2451
C2452
L2451
C2453 C2454
C2456
C2455
C2457
R2454
R2452
R2453
C2301
R2302
C2304
R2304
C2306
R2306
C2305
C2312
C2313
IC231
C2302
C2311
+5.6V
+9V
TU-DO
TU-CLK
TU-DI
TU-CE
FM_ANT1
AM_ANT1
AM_ANT2
C2330
R2358
Q2450
D2450R2451
R2450
R2455
C2458
D2104
C2106
R2140
C2140
C2998
D2455
C2120
CT252
C2153
D2301
TU-R
TU-L
A-GND
FM_ANT2
C2999
D2451
CN201
CN251
C2155
L2901
C2142
SG201
SG202
10
5P
1000P
*
100
5P
15P
330
470
0.022
33P
100K
0.022
0.01
10K
SVC230
100K
1000P
8.2U
3P
10K
SVC230
15
0.022
22
0.01
0.01
0.47;50
18K
18K
0.01
12K
330
1000P
7.2M
470K
330
3.3K
27K
820K
56K
MWOSC
MWANT
SVC348
680P
180
180
1000P
27P
10K
0.047
680P
KRA104M
10;50
0.018 33K
4.7;50
39K
0.1
4700P
1;50
100P
1K
100P
100P
1K
1K
1K
0.047
68K
10;50
10;5010K
10K
330
0.01
KTC3193
LC72121M
1000P
27K
10K
100P
10K
22;16
0.018
0.018
0.01
220;16
10;50
0.01
100U
12P 12P
0.01
0.01
1;50-P
2.2K
2.2K
1.5K
220;16
3.3K
0.047
10K
1;50
2.7K
0.47;50
0.022
1;50
LA1844ML
0.022
10;50
LA1186N
20P
10K
KTC3199
1SS13315K
5.6K
2.2K
4.7;50
1SS133
2P
1K
10;50
0.1
1SS133
47;16
82P
MTZJ6.2B
0.1
1SS133
04
09
*
270U
1000P
1608SGX
1608SGX
321987654321
131415161718192021222324
121110987654321
131415161718192021222324
121110987654321
1
2
3
4
5
6
7
8
9
FM+B
PILOT
CLL OUT
VSSX
VSSA VSSD
NCAMMONOFM IF_REQ DIST
SD IFINAMINFMINVDDPDAINAOUTNCXOUT
DOCLKDICEXIN
OSC BU AM OSC AFC AM RF AGC
AM
DET OUT
FM
DET OUT
PLL IN
MPX IN RCH LCH
MONOFM/AMMUTEVDDFM DETSTSDGNDREG AM IFAM MIXFM IF
[1/4W]
[1/4W]
[1/4W]
[1/4W]
[CH]
[CH]
[CH]
[CH]
[CH]
[CH][CH]
[CH]
[1/4W]
[1/4W]
[1/4W]
47K
47K
[CH]
[CH]
FM/AM
TERMINAL
[CH]
[CH]
0
9.0
(UNIT:V)
0
1.9
1.9
0
04.7
0.9
0.6
00
0.9
4.8
5.6
5.2
11.1
0.94.3
0
0.2
0.4
0.10.3
0
3.20.80.8
3.4
4.2
00
2.0
2.0
5.1 0.9 0 0.9 0
0
0
0
1.6
9.0
2.3
VOLTAGE=
FM 98.0MHZ
AM 999KHZ
0
0
6.6
6.2
2.1 2.1 0
4.7 5.0 5.1
4.0
6.3 0 2.3
5.0
0.7
5.0
5.31.31.32.12.62.60.50.62.12.16.34.7
2.1
This is a basic schematic diagram.
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