Block Diagram - Main Section - Sony CFD-S350 Service Manual

CFD-S01
6-2. BLOCK DIAGRAM — MAIN SECTION —
CD_IN_R
A
(Page 17)
CD_IN_L
HRP301
RECORD/PLAYBACK
HEAD
L-CH
R-CH
S301
HE301
-1 -2
(REC/PB)
ERASE HEAD
REC
PB
AUDIO 6V
27
80 79
5 6
EEPROM
IC805
L3
L3
AM
D3
FREQUENCY
COVERAGE
RADIO 6V
CT3,ANT1
CT3
AM
ANT2
TRACKING
FM
TELESCOPIC
ANTENNA
ANT1
AM
FERRITE-ROD
ANTENNA
CT1,L1
FM
TRACKING
CFD-S01
R.RO
9
R.IN
8
R.LIN
REC/PB
DET
14
PRE AMP
L.RO IC301
4 ALC 2
L.LIN L.LO
24
L.IN
R.LO
5
RADIO L
LINE
6
REF
TAPE
21 22 16
TU_IN_R
T301
REC BIAS OSC
Q301
SYSTEM CONTROLLER
IC801 (2/2)
70 71 74 75
6 – 9 10–26
LIQUID CRYSTAL
X801 X802
DISPLAY PANEL
32.768kHz 4.19MHz
LCD401
(VT)
R-VT
28 27 26
FM/AM RF AMP, MIX, OSC, IF AMP,
AM OSC
AM
31 FM MPX
OSC
IC1
AM
AM
T1
AM RF-IN IF-IN
AM MIX-OUT
1 5 7
MIX
2 REG
FM
CF3
MIX
FM RADIO 6V FM
FM IF-IN
MIX-OUT
3 8
OSC
FM
CF2
RF-IN
FM
36
RADIO 6V
FM OSC
RF-OUT
34 32 T1
MW
L2
IF
L1 CT1 FM
D1 D2 L2
FREQUENCY
COVERAGE
RADIO 6V RADIO 6V
IC302
ELECTRONIC VOLUME
VOL AMP
L-IN L-OUT
20 8 7
18 R-CH
LOGIC
17
15
5 4
CD-CONT
B
(Page 17)
37 36 77 78
76
57 56 58 59
1
RESET
IC804
2
3.3V
X1
75kHz
20 19 16 18 17 15
AM
DET
DET-OUT
MPX-IN
AF FM
23 22
BUFFER MPX
FM
DET
FM-DET
11
L6
L6
FM
IF
RADIO 6V
18 18
POWER AMP
IC303
R-CH
6 2
MEGA
MUTE
BASS
Q124
U-COM
SWITCH
(VDD)
Q122
LEVEL
DETECT
D323
D322
TAPE PLAY
DETECT
Q808
68 35 49
50 45 44 43
9V (SW)
Q805, D801, 804
D406
OPR/BATT
KEY3
S402,415,416,418
KEY2
S401,403-405,410-412
KEY1
S407,408,413,414,417
Signal path
: FM
: AM
R-OUT
: TAPE PLAY
13 TU_IN_R
L-OUT
12
: TAPE REC
: CD
R-ch is omitted due to same as
L-ch.
J321
i
SP101
SPEAKER
(L-CH)
SP201
SPEAKER
(R-CH)
9V (SW)
S301
(TAPE PLAY)
M
M301
CAPSTAN/REEL
MOTOR
KEY NETWORK