- 29 -
- 28 -
SCHEMATIC DIAGRAM (TUNER)
This is a basic schematic diagram.
(TO AMP)
+5.6V
A.GND
TU_R
TU_L
TU_DO
TU_CE
TU_DATA
TU_CLK
GND
+9.4V
RDS
C2311
C2302
IC231
C2313
C2312
C2305
R2306
C2306
R2304
C2304
R2302
C2301
R2453
R2452
R2454
C2457
C2455
C2456
C2454
C2453
L2451
C2452
C2451
C2902
C2319
C2320
C2303
R2305
C2461
R2459
R2458
R2460
T2002
C2115
IC241
R2455
R2801
R2701
C2327
C2328
R2307
C2310
D2451
D2466
C2462
C2463
D2452
R2464
C2464
C2321
C2316
C2309
R2308
C2317
R2309
C2308
C2307
Q2451
C2152
CT252
C2151
R2151
C2154
C2318
R2311
R2301
R2312
C2324
C2315
D2453
D2153
L2151
L2153
R2131
R2148
R2149
X2451
C2322
D2456
XF233
C2314
R2712
R2812
XF231
C2116
C2141
C2323
R2519
L2501
C2521
L2502
R2503
Q2502
R2504
C2502
C2516
C2515
C2513
C2512
IC251
C2505
C2506
C2504
C2503
D2467
C2522
X2501
R2461
R2462
R2463
Q2201
C2203
R2203
D2104
D2151
CN201
U2101
C2117
D2103
Q2140
C2140
R2141
C2101
C2102
R2101
L2100
L2101
R2100
R2201
R2204
R2114
R2140
R2202
XF221
XF222
R2102
R2103
C2170
Q2310
R2331
C2332
R2205
C2901
R2303
R2802
R2901
C2903
10;50
0.022
LA1844ML
1;50
0.022
0.47;50
2.7K
1;50
10K
0.047
3.3K
220;16
1.5K
2.2K
10K
1;50-P
0.01
0.01
12P
12P
100U
0.01
10;50
0.01
0.022
0.022
22;16
10K
100P
10K
10K
10K
1000P
LC72121M
220
1.5K
1.5K
10;50
10;50
68K
0.047
1SS133
1SS133
100P
100P
MTZJ3.0B
1K
100P
1;50
4700P
0.1
33K
4.7;50
27K
0.018
10;50
KRA107M
560P
0.047
10K
22P
1000P
100
100
3.3K
100P
330P
1SS133
SVC342
MWANT
MWOSC
56K
820K
27K
7.2M
1000P
1SS133
0.01
120K
120K
0.47;50
2P
1000P
10K
100U
100P
100U
10K
KRA107M
100K
1000P
100;16
0.01
22P
27P
LC72722
100;16
1000P
0.01
10;50
1SS133
100P
4.332M
1K
1K
1K
KTC3193
0.01
330
1SS133
1SS133
ANT
TERMINAL
100P
1SS133
KTC3199
1000P
10K
0.01
10;50
150
3.3K
220
1M
100
27
330
3.3K
10K
5P
KTC3193
47K
0.01
33
220;16
1.8K
000
470
220;16
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
10
9
8
7
6
5
4
3
2
1
24
23
22
21
20
19
18
17
16
15
14
13
1
2
3
4
5
6
7
8
9
10
11
12
11
1
2
3
4
5
6
7
8
FM IF
AM MIX
AM IF
REG
GND
SD
ST
FM DET
VDD
MUTE
FM/AM
MONO
LCH
RCH
MPX IN
PLL IN
FM
DET OUT
AM
DET OUT
AGC
AM RF
AFC
AM OSC
OSC BU
XIN
CE
DI
CLK
DO
XOUT
NC
AOUT
AIN
PD
VDD
FMIN
AMIN
IFIN
SD
DIST
IF_REQ
FM
MONO
AM
NC
VSSD
VSSA
VSSX
PILOT
CLL OUT
FM+B
SYR
CE
DI
CL
DO
RDS-IN
SYNC
T7
T6
Vssd
Vddd
XIN
XOUT
T5
T4
T3
T2
T1
CIN
FLOUT
Vssa
Vdda
MPXIN
VREF
FM
75ohm
AM
LOOP
2.1
4.7
6.3
2.1
2.1
0.6
0.5
2.6
2.6
2.1
1.3
1.3
5.3
5.0
0.7
5.0
2.3
0
6.3
4.0
5.1
5.0
4.7
0
2.1
2.1
6.2
6.6
0
0
AM 999KHZ
FM 98MHZ
VOLTAGE=
0
0.9
0
0.9
5.1
2.0
2.0
0
0
4.2
3.4
0.8
0.8
3.2
0
0.3
0.1
0.4
0.2
0
4.3
0.9
11.1
5.2
5.6
4.8
0.9
0
0
0.6
0.9
4.7
0
0
1.9
1.9
0
(UNIT:V)
8.5
0
2.6
5.0
2.6
0
0
0
0
0
3.0
0
0
0
4.9
0
0
0
0
0
0
2.5
2.5
4.2
0.2
4.9
0.1
0.4
0.3
0
0
0
0
2.5
2.5
4.9
4.9
3.0
3.0
0
4.9
0.6
2.3
9.2
1.6
0
0
0
IF
+B
OSC
VT
AGC
ANT
0
0
0
GND
GND
1000P
C2100