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SCHEMATIC DIAGRAM (TUNER for SP)
XF211
IC211
LA1186N
000
000
1
2
3
1
2
3
4
5
C2105
0.01
CN201
FM
TERMINAL
CN202
ANT
TERMINAL
AM
LOOP
CN202
8.5
0
R2454
Q2451
KRA107M
10K
C2457
1;50-P
C2456
0.01
4.2
0
0
3.4
2.0
0.8
0.8
24 23 22 21 20 19 18 17 16 15 14 13
XOUT
NC
VSSA
AOUT
AIN
PD
IC241
LC72121M
XIN
VSSX
CE
DI
CLK
DO
1
2
3
4
5
6
2.0
0
0.3
0.1
0.2
4.3
0
0.4
0
This is a basic schematic diagram.
R2204
220K
6
7
8
9
C2114
R2201
5P
XF221
220
Q2201
KTC3195
R2202
330
R2105
C2111
1.5K
1000P
C2109
SVC342
100P
D2153
820K
R2148
1SS133
D2456
R2455
220
1.9
0
0
1.9
0
4.7
0
3.2
VDD
FMIN
AMIN
VSSD
SD
IFIN
FM
MONO
AM
IF_REQ
DIST
NC
7
8
9
10 11 12
4.8
0
0
0.9
5.2
0.9
11.1
5.6
0.6
0.9
1SS133
D2453
R2460
R2459
10K
10K
FM 98MHZ
VOLTAGE=
(UNIT:V)
AM 999KHZ
- 28 -
XF222
9.2
2.3
0
0
1.6
0
2.1
FM IF AM MIX
OSC BU
L2151
24 23 22 21 20 19 18 17 16 15 14 13
MWANT
4.7
5.1
R2303
10K
L2153
C2152
560P
MWOSC
XF233
T2002
R2306
C2306
1;50
2.7K
XF231
C2322
1000P
C2305
0.47;50
6.2
4.0
5.0
2.1
2.1
0
6.6
4.7
5.0
5.1
6.3
0
2.3
1
2
3
4
5
6
7
8
9
10 11 12
REG
AM IF
GND
SD
ST
FM DET VDD
MUTE FM/AM MONO
IC231
LA1844ML
AM
FM
PILOT
AM OSC
AFC
AM RF
AGC
DET OUT
PLL IN
MPX IN
CLL OUT
RCH
LCH
DET OUT
6.3
2.1
2.1
0.6
0.5
2.6
2.6
2.1
1.3
1.3
5.3
0.9
0
0.9
0
C2317
4.7;50
C2307
R2308
39K
10;50
C2308
R2309
0.018
36K
D2451
1SS133
R2464
R2461
R2462
R2463
S2001
-1
000
000
S2001-2
C2600
0.01
- 29 -
C2321
1;50
5.0
R2301
0.7
100
R2311
100
C2319
0.022
C2320
0.022
R2712
5.6K
R2812
5.6K
(TO PREAMP)
+9.0V
6
+5.6V
5
TU_R
4
A.GND
3
TU_L
2
1
6
TU_DO
1K
TU_CE
5
1K
TU_DATA
4
1K
3
TU_CLK
1K
2
NC
CD SWITCH
1
(TO FRONT)
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