Block Diagram - Main Section (New Type) - Sony CFD-S26 Service Manual

CFD-S26
6-17. BLOCK DIAGRAM — MAIN SECTION (NEW TYPE) —
PRE BOARD
CD_IN_R
(Page 33)
CNP301 (1/3)
CD_IN_L
1 3
HRP301
RECORD/PLAYBACK
HEAD
L-CH
R-CH
S301
HE301
-1 -2
(REC/PB)
ERASE HEAD
REC
PB
CNP301 (2/3)
9
9
CNP806 (2/3)
AUDIO 6V
80 79
5 6
EEPROM
IC803
VDD(SW)
D324
L4
AM
FREQUENCY
COVERAGE
D3
L3
AM
FERRITE-ROD
ANT1
ANTENNA
FM
TELESCOPIC
ANTENNA
CT3
RADIO 6V
CT3,L3
AM
TRACKING
CT1,L1
L1
FM
TRACKING
RADIO 6V
R.RO
9
R.IN
8
R.LINE
14
REC/PB
DET
PRE AMP
IC301
L.RO
4 ALC 2
L.LINE 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
11 1
11 1
41
SYSTEM CONTROLLER
TUNER
IC802 (2/2)
70 71 74 75
6 – 9 10–26 59 57 58 56
LIQUID CRYSTAL
X801 X802
DISPLAY PANEL
32.768kHz 4.19MHz
LCD801
1 2 3 4
PLL
IC2
18 LP-OUT
11 12 20 19 13
L4
X1
RADIO 6V
75kHz
20 19 14
AM OSC
FM/AM FRONT-END, IF DET,
FM STEREO DEMODULATOR
IC1
AM
OSC
AM
AM
MIX-OUT
T1
IF-IN
RF-IN AM
22 4 6
MIX
CF4
FM
MIX
FM
RADIO 6V
FM
RF-IN
FM
IF-IN
2
OSC 7
CF2
FM
RF-OUT FM OSC
RADIO 6V RADIO 6V
24 21
T1
D1 D2
AM IF
L2
CT1 L2
FM
FREQUENCY
RADIO6V
COVERAGE
MAIN BOARD (2/2)
VOLUME/SOUND CONTROLLER
CNP301 CNP806 IC302
(3/3) (3/3)
LINE
5 5 VIN2 VOUT2
20 8 7
AMP
Q125
18 R-CH
LOGIC
CD
7 7 CONTROL
17
15
5 4
CD
8
(Page 33)
8
37 36 67 66
VOL
76
60
1
RESET
Q814
IC804
2
3.3V
10 7 8
17 13 18
IF-OUT
IF CUT
IF
BUFFER
AM
DET
MPX-IN
AF DET-OUT FM
16 15
BUFFER MPX
FM
IF CUT
DET
10
T2
T2
FM IF
RADIO 6V
34 34
POWER AMP
IC304
R-CH
11 5
MEGA MUTE
BASS Q124
CONTROLLER
Q122
LEVEL
DETECT
D323
D322
TAPE
SWITCH
Q808
2
D803
33 31 49
42 43 44 45
46 50
VDD(SW)
Q813 CNP805
Q812,D807
2 3 4 5 8
2 3 4 5 8
CNP401
KEY4
S416-427
KEY3
S413,414
KEY1
S401-406
KH402
1 4 2
1 4 2
R-OUT
CNP404
11 R-CH
L-OUT
MUTE
12
S407-409 S411,412
CONTROL (2) CONTROL (3)
BOARD BOARD
Signal path
R-ch : same as L-ch.
J321
i
3
SP301
4 SPEAKER
(L-CH)
1
SP302
2
SPEAKER
(R-CH)
CNP323
CNP302
1
S802
2 (TAPE PLAY)
VDD(SW)
3
4
M
MOTOR
SWITCH
M801
Q807
CAPSTAN/REEL
MOTOR
CONTROL (1)
BOARD
KH403
1
1
KH405
D451
OPR/BATT
: FM
: AM
: TAPE PLAY
: TAPE REC
: CD