Toshiba MW24FM1C Service Manual page 72

A B
8
7
6
P.CON+5V_A
AUDIO_OUT_R
5
ST_SELECT
AUDIO_OUT_L
P.CON+12V
TU_AUDIO_A
NORMAL_A
Y/C_AUDIO
4
3
2
1
A B
G-23
C
Hi-Fi/DEMODULATOR SCHEMATIC DIAGRAM
C5511
0.1 B
C5507
R5504
3.3K
50V 0.22 YK
R5523
HI-FI/AUDIO/HEAD AMP/DEM IC
1M
C5504
IC5501
AN3663FBP
0.1 B R5503
3.9M
C5505_1 C5509
0.1 F
16V 47 KA
C5513
0.1 B
L5502_1 22uH
C5506 C5510
0.1 B 0.1 B
0305
C5514
35V 22 YK
C5512
W847
50V 2.2 YK
C5515
35V 22 YK
D5501 L5501
C5501
100uH
11EQS04N
0.1 B
C5502
16V 47 YK
C5508
50V 10 YK
R5501 C5517
15K1/4W
R5502 50V 0.1 KA
6.8K
C5503
0.001 B
NOTE:THE DC VOLTAGE EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
C
D E
(VCR PCB)
4.7 NC 0
2.2 0 3.5 2.1 2.3 4.7 0 4.9 0 1.6 2.4 0.7 2.4
0
48 47 46 45 44 43 42 41 40 39 38 37 36 35 34
3.4 DEM_BLK
ZZ-PROM
LOGIC
2.7
4.5M CUE AM 95HMz MUTE VCO-F0
TRAP BPF DEMOD BPF CTL ADJ
LOGIC
4.9
SUB SUB 3.5M S/N
COMP
BPF DET VCO
SW12
PNR RCH
SW NOISE PB REC
2.5 MAIN FM LOGIC
SW21
DEEN DEMOD
4.2 SW9 RCH
SUB DEEN
MATRIX VCO
AUDIO
FROM 1PIN
MUTE LIMIT
OUTPUT SW REC LPF
2.3
LOG
AMP R SW18
R L BS
AMP
PC PB LPF HPF
AMP
SW19 HIFI
0
J L
R NOISE
MIX
DET
RCH BPF
AN3672FBP
1.2 MUTE
SW16 FM UM
LINER
L
SW10
SW
MIX LCH BPF
4.3
SW17 HIFI
AMP HOLD
L
R BS
TIMING
PC PB LPF
FROM 3PIN
11.0
RFC
AUDIO CURR
AMP
4.3 LIMIT
-
DET
NC SW14
SW4
-
1.0
SW2
SW NOISE +
SW22 L PNR LCH
MIX
2.4
S/N
MIX DET
R SW15
2.3
REC LPF
L
AGC
INPUT_SW(L)
LCH VCO SW11
2.2 R
INPUT_SW(R)
0.6
VREF1
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
2.3
0
2.3 0 2.2 2.4 2.1 0.5 0 0 0 2.0 2.2 0 0 2.4
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
D E
F G
FROM IN/OUT
FRONT_A_IN_R
FRONT_A_IN_L
REAR_A_IN_R
REAR_A_IN_L
33
C5550 0.015 B
2.4
C5551
2.1
HIFI ENV.
50V 0.22 YK
TP5501
1.8
NC
D5502
1.8 V.REC_ST_H
1SS133
1.8
HIFI_ENV
C5556 0.01 B
16
2.5
HIFI_H.SW
C5549 0.1 F
0
C5557 0.1 B
L5503
4.9
P.CON+5V_A
FROM/TO Y/C/AUDIO/HEAD AMP
22uH
C5560
0.6
0305
HF2
C5559
0.01 F
0 6.3V 47 KA
GND
C5558 0.01 F
0.7
HF1
0
HF_COM
C5552 0.1 B FSC
0
Y/C_AUDIO
C5553 0.015 B
H
2.4 NORMAL_A
C5554 50V 10 YK
L
2.4
FROM REGULATOR
0.7
C5555_1 16V 10 KA
P.CON+5V_A
16
P.CON+12V
GND
FROM/TO MICON
V.REC_ST_H
HIFI_ENV
HIFI_H.SW
VCR_A_MUTE
SCL
SDA
ST_SELECT
TU_AUDIO_A
FROM/TO DVD IN/OUT
DVD_A_OUT_L
DVD_A_OUT_R
AUDIO_OUT_L
AUDIO_OUT_R
FROM CHROMA/IF
TUNER_AUDIO
F G
H
8
7
6
5
4
3
2
PCB010
VMB250
1
H
G-24