Block Diagrams - Sony CFD-EX35L Service Manual

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CFD-EX35L

5-2. Block Diagrams

MAIN Section
L OUT
TUNER/CD
B
24
SECTION
L-CH
TUNER/CD
A
22
SECTION
HEAD
5
L-CH
4
R-CH
R-CH
R-CH
T301
Q301
(MAGNET)
BIAS
OSC
S301
REC PB
PB
REC
Q301
ISS2
Q301
ISS1
M321
VDD(SW)
CAPSTAN/REEL
M
MOTOR
S322
MOTOR
S321
PLAY
51
70
XT1
X802
32.768kHz
XT2
71
74
X1
X801
4.19MHz
75
X2
IC301
PRE AMP
L IN
RADIO
BUFFER
AMP
7dB
TAPE
L
20
TAPE
PB AMP
REC AMP
26dB
REF
REC
TAPE
LINE
6
21
15
17
CD 3.3V
AUDIO 6V
IC803
EEP ROM
5
6
32
33
39
67
36
35
IC801(2/2)
SYSTEM CONTROL
50
43
44
45
79
Q810
TEST-1
LED DRIVE
FUNCTION
FUNCTION
FUNCTION
SWITCH
SWITCH
SWITCH
POWER DRIVE
S401,402
S409-416
S404-408
IC321
SOUND/VOLUME
1
VIN1
OUT1
17
Q171
MUTE
R-CH
14 13
Q321
AMP
Q351
BASS AGC
Q322
12
LPF
13
10
Q354
11
AGC
AU +6V
CD/RADIO +6V
Q956
CD +3.3V
+3.3V REG
VDD(SW)
65
64
34
30
77
66
RESET
76
RMC
48
REG CHK
49
SEG0
SEG17
COM0
COM3
10
27
6
9
VDD(SW)
LCD891
D893
LIQUID CRYSTAL
OPR/BATT
DISPLAY PANEL
D401
WOOFER
18
18
IC371
POWER AMP
R-CH
12
3
STBY
8
VDD(SW)
IC351
WOOFER
POWER AMP
3
5
STBY
8
VDD(SW)
POWER AMP +9V
Q954
+6V REG
Q972
CD +6V REG
Q955
Q952
POWER
SWITCH
D901-904
Q951
Q953
RECT
SW
INV
µ COM VDD
IC805
IC802
3 +3.3V
1
RESET
2
2
REG
D807
IC891
D806
REMOTE
1
2
CONTROL
J391
SP391
SPEAKER (L-CH)
SP392
SPEAKER (R-CH)
SP393
WOOFER
CNJ901
(AC IN)
DRY BATTERY
SIZE "D"
(IEC DESIGNATION R20)
6PCS, 9V
T901
• R-CH is omitted due to same as L-CH.
• Signal Path
: FM
: CD
: PB
: REC

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