Block Diagram - Main Section - Sony CFD-F17CP Service Manual

6-2. BLOCK DIAGRAM – MAIN SECTION –
J301
LINE IN
R-CH
CD_IN_R
CD
1
SECTION
(Page 20)
CD_IN_L
HRP301
RECORD/PLAYBACK
HEAD
L-CH
R-CH
S301
HE301
-1
(REC/PB)
ERASE HEAD
REC
PB
AUDIO 6V
IC401
LCD DRIVE
30 COM0
|
LIQUID CRYSTAL
33
COM3
DISPLAY
RESET 27
LCD401
34-41 C/D
26
S0
43-48
CS 24
50-55
S28
SI 23
1-9
SCK 22
VDD (SW)
D324
CT3,L3
D3
AM
TRACKING
CT3
ANT1
FM
TELESCOPIC
ANTENNA
FERRITE-ROD
ANTENNA
CFD-F17CP
IC302(1/ 2)
AUDIO SELECT
7 B1
SEL1 4
5 A1
R.RO
9
R.IN
8
R.LIN
DET
14
R-CH R-CH
L.RO
4
L.LIN
24
L.IN
5
6 REF
-2
21
T301
REC BIAS OSC
Q301
98
TUNER
35
29 30 31 32 33 1 2 3 4
FM/AM
SELECT
Q812,813
L4
1 2 3 4
AM FREQUENCY COVERAGE
18 LP-OUT
L4
11 12 20
X1
75kHz
20 19
TU 6V
FM/AM/RF AMP,
MIX, OSC, IF AMP,
AM
OSC
MIX-OUT
AM RF-IN
AM
22 4
-2 -1 MIX
MW
FM
MIX
TU6V
L3
FM
AM
OSC
FM
RF-IN
FM
2
TU 6V
FM OSC
RF-OUT
24 21
CT1,L1 L2
FM
L1 CT1 FM
D1 D2 L2
TRACKING
FREQUENCY
COVERAGE
TU 6V TU 6V
REC/PB
PRE AMP
IC301
Q125
ALC 2
L.LO
20 1
R.LO 18 R-CH
RADIO L
LINE 17
TAPE 15
22 16
TU_IN_R
D810
CD-CONT
2 CD
SECTION
(Page 20)
20 16 21
SYSTEM CONTROLLER
IC801 (2/2)
39 38 43 12 11
5
1 5 6
RESET
EEPROM
X801
IC804
IC802
5MHz
2
3.3V
FM/MW PLL
IC2
19 13 10 7 8
14 17 13 18
IF CUT
DET MPX
IC1
IF
BUFFER
AM
T1
IF-IN
AM
6
DET
DET-OUT
AF
CF4
16
BUFFER
FM
TU 6V
IF-IN
FM
7
DET
CF2
10
TU 6V
T2
T1 T2
AM FM
IF IF
TU 6V
21 21
IC302(2/2)
AUDIO SELECT
VOL AMP
OUT1
VIN1
17
MEGA
MUTE
BASS
Q124
CONT
LOGIC
Q122
13 14
D322
TUNER
SWITCH
TU 6V 6V
Q802,811
95 94 19 92 91
VOL
25 46
Q814
NOR
AUDIO 6V
Q810
SWITCH
D408,409
(BACK LIGHT)
R-OUT
MPX-IN
TU_IN_R
FM 11
15 MUTE L-OUT
MPX
12
IF CUT
CFD-F17CP
POWER AMP
R-CH
IC305 (1/2)
11 5
POWER AMP
IC305 (2/2)
12
3
4
SP101
SPEAKER
U-COM
(L-CH)
(VDD)
SP201
LEVEL SPEAKER
DETECT (R-CH)
D323
BUZZER
(L-CH)
BUZZER
(R-CH)
VDD (SW)
TAPE PLAY
DETECT
Q808
M
97
M901
CAPSTAN/REEL
REMOTE
CONTROL
RMC IN 45 1
RECEIVER
IC402
3
53 54 55
AC-HI
D801
VDD (SW)
D406
OPR/BATT
KEY NETWORK
KEY3
S413-418,S407,S408
KEY2
S409-412,S405
KEY1
S401-404,S421-423
Signal path
: FM
: AM
: PLAY
: REC
: CD
: LINE IN
R-ch is omitted due to same as L-ch.
J321
i
(TAPE PLAY)