Read Sony CFD-Z500 / CFD-Z501 / CFD-Z550 Service Manual online
CFD-Z500/Z501/Z550
4
24
22
22
15
17
18
5
6
21
REC L
CDL
TU L
PBL
V REF
REC
DET
AFC
L OUT
R OUT
TU/CD
TAPE
LOGIC
REC BIAS
Q320
T301
T2
CT1-1
CT1-2
CV1-2
CV1-1
L2
FM OSC
CV1-3
CT1-3
CV1-4
CT1-4
L3
AM FERRITE-
ROD ANTENNA
L1
FM RF
1
4
2
3
1
2
2
BU5V
9V
8.5V
CNP306
CNP301
CNP302
–1
–2
1
4
2
3
CNB601
L
HRP301
REC/PB
HEAD
R
S301
(REC/PB)
REC
PB
REC SW BOARD
MAIN BOARD
CD L-CH
CD SECTION
A
R-CH
FM OSC
FM MIX
AM MIX
AM OSC
FM
IN
IN
AM IN
FM RF
CT1-1,L1
FM
TRACKING
CT1-2,L2
FM
FREQUENCY
COVERAGE
CT1-3,L3
AM
TRACKING
CT1-4,L4
AM
FREQUENCY
COVERAGE
T2
AM IF
FM OSC
FM
DESCRI
DESCRI
VCO
AM OSC
ANT1
FM TELESCOPIC
ANTENNA
L4
AM OSC
22
26
27
20
18
19
24
CNP302
6
5
M
4
3
2
M301
(CAPSTAN/REEL)
S303
(MOTOR ON/OFF)
S302
(TAPE PLAY)
CF1
16
13
14
15
5
4
7
6
FM DET
AM DET
BUFFER
FM MPX
MUTE
BAND SEL
+B
ST
IND
FM/AM FRONTEND
IF DET, FM MPX DEMOD
IC1
R-CH
R-CH
RV1
FM VCO
REC/PB PRE-AMP
IC301
TU B+
SWITCHING
Q321, 322
5V
MOTOR
CONTROL
Q307, 318
CF2
BU5V
Q1
CNP304
CNP802
21
5
21
5
2
2
7
7
8
8
8.5V
23
23
20
20
9 16 6 3
9 16 6 3
24
24
22
22
SURROUND
TONE
VOL
CONTROL
400
1k
4k
10k
VOL
100
LOUT
LIN
17
13
1 22 21 20 4
2
ELECTRONIC VOLUME
IC302
14 13 12 11 10 25
14 13 12 11 10 25
2
RV805
RV804
RV803
RV802
RV801
10kHz
4kHz
1kHz
400Hz
MEGA BASS
5
12
11
10
9
6
13
70
80
14
16
21
3
79
30
66 22 29 69 71
18
20
19
2
3
4
67
RST
TC PLAY
MOTOR CONT
FM/AM
ST IN
REGCK
RADIO
REC
A MUTE
P CON
VM
TAPE
CD
100
400
1k
4k
10k
VR
C DOOR
31
EXTAL
32
XTAL
23 KEY1
24 KEY2
25 KEY3
24 KEY2
25 KEY3
2
38-59
RMC
RESET
IC802
KEY MATRIX
S801 - 820
3
1
IR
RECEIVER
IC803
1
3
3
CNP804
CNB804
SENSOR BOARD
BU5V
COM0-3
SEG0-17
LCD801
X801
4.19MHz
73
TX
74
TEX
X802
150kHz
2
CNP803
S801
CD DOOR
OPEN/CLOSE
SYSTEM CONTROL
IC801 (2/2)
VLAT
VCLK
VDATA
LAT
CLK
DATA
SOUND
Q801
SOUND
CONTROL
IC803
POWER
SWITCHING
Q308, 309
AGC
Q313, 325
+5V REG
Q305
CD
SWITCHING
Q316, 317
R-CH
+6V REG
Q306
POWER
SWITCHING
Q303, 304
+5V REG
IC305
8.5V
5V
COM5V
5V
CD6V
2
1
CNP901
CNB305
12
8
4
3
POWER AMP
IC304
ST-BY VCC
2
3
REG
CHECK
Q301,302
8.5V
9V
BU5V
3
3
1
1
4
4
POWER
BOARD
D901-904
1
1
2
3
4
J901
AC IN
CNB902
CNP903
CNP902
DC4.5V
DC4.5V
DC4.5V
BACK-UP BOARD
BATTERY BOARD
T901
Q101
D304
D328
D326
SP901
SPEAKER
L-CH
SP902
SPEAKER
R-CH
R-CH
J301
SPEAKER
IMPEDANCE 3.2
Ω
J302
PHONES
04
CONTROL BOARD
(2/2)
D801
OPR/BATT
• Signal path
:
FM
:
AM
:
PB (TAPE)
:
REC (TAPE)
:
CD
HE301
ERASE
HEAD
T1
FM IF
CFD-Z550
– 19 –
– 20 –
5-4. BLOCK DIAGRAM — MAIN SECTION —
(Page 18)
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