Sanyo DC-DA2000 (XE) Service Manual page 19

SCHEMATIC DIAGRAM (TUNER)
XF211 IC211
LA1186N
1 2 3 1 2 3 4 5
C2105
0.01
CN201
FM
TERMINAL
CN202
ANT
TERMINAL
AM
LOOP
8.5
0
R2454
Q2451
KRA107M 10K
C2457
1;50-P
C2456
4.2 0.01
0 0 3.4
2.0 0.8 0.8
24 23 22 21 20 19
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
6 7 8 9
C2114 R2201
5P XF221 220
R2202
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
18 17 16 15 14 13
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
- 22 -
1M XF222
9.2
2.3
0
0
1.6
Q2201 0
KTC3195
330
L2151
MWANT
R2303
10K
L2153
C2152
560P MWOSC
XF233
T2002
C2306
1;50
XF231
C2322
1000P C2305
0.47;50
6.2 4.0 5.0
2.1 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
FM IF AM MIX REG AM IF GND SD ST FM DET VDD MUTE FM/AM MONO
IC231 LA1844ML
AM FM PILOT
OSC BU AM OSC AFC AM RF AGC DET OUT DET OUT PLL IN MPX IN CLL OUT RCH LCH
24 23 22 21 20 19 18 17 16 15 14 13
4.7 6.3 2.1 2.1 0.6 0.5 2.6 2.6 2.1 1.3 1.3 5.3
5.1 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
C2600
0.01
- 23 -
R2306
2.7K
C2321
1;50
5.0
R2301
0.7
100
R2311
22
C2319
0.022
C2320
0.022
R2712
5.6K
R2812
5.6K
(TO PREAMP)
+9.0V
6
+5.6V
5
TU_R
4
3 A.GND
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 1
(TO FRONT)
S2001-2