Sony CDX-CA540X / CDX-CA590X / CXS-5400 Service Manual ▷ View online
13
CDX-CA540X/CA590X
Pin No.
Pin Name
I/O
Pin Description
48
ILL ON
O
Front panel illumination power supply control signal output “H”: illumination on
49
A REMO
O
External amplifier remote control signal output
50
CDM ON
O
CD mechanism deck power supply control signal output “H”: CD power on
51
XCD ON
O
CD DSP power supply control signal output “H”: CD power on
52
ACC IN
I
Accessory power supply detection signal input “L”: accessory on
53
BUS ON
O
SONY bus on signal output to bus interface IC (IC802)
54
BUS RST
O
SONY bus reset signal output to bus interface IC (IC802)
55
PW ON
O
System power supply control signal output
56
X SO PLL SO
O
CD and PLL serial data signal output
57
X SI
I
CD serial data signal input
58
X SCK PLL SCK
O
CD and PLL serial data signal output
59
RF OK
I
CD RF OK signal input
60
CD RST
O
CD reset control signal output
61
IN SW/PH2
I
DISC IN switch detection signal input “L”: DISC IN switch on
62
X AO
O
Parameter/command select signal output
63
STB
O
CD strobe signal output
64
L SW
I
LIMIT switch detection signal input “L”: LIMIT switch on
14
CDX-CA540X/CA590X
3-2. CIRCUIT BOARDS LOCATION
MAIN board
tuner unit
(TU601)
(TU601)
DISPLAY board
SERVO board
IN SELF SW board
SPEAKER board
SL SW board
RELAY board
LOAD SW board
15
15
CDX-CA540X/CA590X
84
85
82
83
16
12
D/A
CONV
TRACKING
ERROR
FORCUS
ERROR
9
1
OSC
EFM
DEMOD
SERVO
CTL
RF
EQ
EQ
52
56
54
55
DSUB CODE
PROCESS
8
7
6
5
4
3
2
1
45
61
64
50
51
56
57
58
63
62
60
59
I/F
87
86
97
98
LD
DRIVE
Q1
FOCUS
COIL
DRIVE
TRACKING
COIL
DRIVE
SLED
MOTOR
DRIVE
SPINDLE
MOTOR
DRIVE
LOADING
MOTOR
DRIVE
6
5
23
2
15
16
17
18
13
14
11
12
9
10
26
62 63 64 65
3
2
36
CD MECHANISM
ON SWITCH
Q905,906
CD ON
SWITCH
Q921
CD
+6V REG
Q907,D908
CD+5V
REG
Q910,D911
M902
(SLED)
M901
(SPINDLE)
M903
(LOADING)
SW3
(DISC IN)
SW2
(SELF)
SW4
(LIMIT)
SW1
(DOWN)
X1
16.9344MHz
OPTICAL PICK-UP
KSS-721A
I-V
CONV.
CDL
STB
X A0
X_SO/PLL_SO
X_SI
X_SCK/PLL_CLK
CD_RST
RFOK
D_SW
IN_SW
SELF_SW
L_SW
LM _LD
LM_ EJ
CDM ON
XCD_ON
R-CH
TUNER
SECTION
A
X EN
PLL DO
PLL CLK
TUNER
SECTION
B
23
24
M
M
M
1
RESET
SW802
RESET
2
IC902
UCOM+5V
BATT
D909
LOUT
ROUT
PACK
TSTB
TSI
TSCK
SI
RFOK
SO
SCK
STB
AO
XTALEN
RST
RESET
A
C
B
D
E
F
PD
LD
B
D
A
C
E
F
PD
A+5V
LD
APC
FCS-
FCS+
TRK+
TRK-
SL-
SL+
SP+
SP-
LD-
LD+
FOCUS
COIL
TRACKING
COIL
FD
TD
SD
MD
LOAD
EJECT
SYSTEM CONTROL
IC801(1/3)
RF AMP,DIGITAL SERVO
DIGITAL SIGNAL PROCESSOR
FOCUS/TRACKING COIL DRIVE,
SLED/SPINDLE/LOADING MOTOR DRIVE
FD
TD
SD
MD
• Signal path
:CD
• R-ch is omitted due to
same as L-ch.
A+5V
AU+5V
D+5V
DR+6V
IC1
IC2
3-3. BLOCK DIAGRAM — CD SECTION —
(Page 16)
(Page 16)
16
16
CDX-CA540X/CA590X
CNJ601
(ANTENNA)
2
16
1
FM_ANT
L-CH
17
R-CH
CDL
24
DET_OUT
11
FM/AM_OSC
14
AM_VT
6
FM_VT
20
IF_COUNT
19
OSC-IN
21
12
9
S_METER
TU+8V
22
SD/ST_IND
FM_VCC
AM_VCC
AM_ANT
TUNER UNIT
TU601
7
14
13
27
26
25
10
11
6
8
21
SYSTEM CONTROL
IC801 (2/3)
PLL
IC601
ELECTRONIC VOLUME
IC401
OUTF1
20
19
18
OUTR1
OUTF2
R-CH
OUTR2
12
BEEP
ATT
55
4
PW ON
5
A_ATT
52
ACC IN
C1
B1
D1
D2
SDA
SCL
MUTE
VOL ATT
SCLO
SDAO
6 PLL_DI
11 PLL_CE
LCL
S_METER
FM POWER
CONTROL
Q605,606
SD_IND
REAR AUDIO OUT
CD
SECTION
A
CD
SECTION
B
LINE MUTE
CONTROL
Q401,402
LINE MUTE
Q102
LINE MUTE
Q101
R-CH
BATT
BATT
22 MUTE
4 STBY
16 AUX-IN
11
12
5
3
9
7
POWER AMP
IC101
1
9
2
10
CNP901
R-CH
PJ401
-1
-2
FL+
FL–
RL+
RL–
4
12
FR+
FR–
3
11
RR+
RR–
16 +B (BATT)
5 AMP REM
6
8
17
ANT REM
GND
R-CH
F901
10A
7 ACC
15 TEST
33
TEST
A REMO
13
•
25
FM/AM_VCC
26
28
BATT
19
18
L
R
• Signal path
:FM
:AM
:CD
• R-ch is omitted due to
same as L-ch.
AMP
REMOTE CONTROL
Q911,917
ANT
REMOTE CONTROL
Q903,916
COM+8V REG
Q918,919,929,D923
+5 V REG
Q920,D930,D999
BATT
BATT
BATT DET
D854
+5V
BATT
X EN
PLL DO
PLL CLK
D932
D931
TU+8V
TUNER ON
CONTROL
Q909,912
TUNER +8V
REG
Q913,D913
COM+8V
R-CH
8
FM_VCO
15
AM_VCO
16
FM_CP
18
VT
19
AM_CP
20
OSC
2
SEEK
XO
XI
10
IFC
13
MONO
11
24
1
CE 3
CK 5
D_IN 4
D_OUT 6
X601
10.25MHz
3
AM_DX/LCL
4
FM_DX/LCL
46
BU IN
18
BUSSI
19
BUSSO
49
AM POWER
CONTROL
Q603,604
23
FM ON
22
AM ON
53
BUSON
54
BS RST
20
BUS CLK
21
10
8
9
12
13
11
BUS CK GEN
BATT CHECK
DATA IN
DATA OUT
BUSON IN
RST OUT
CLK IN
RST OUT
CLK IN
1
6
4
BUSON OUT
DATA IN/OUT
CLK OUT
6
7
8
5
4
3
2
1
BUS ON
SIRCS
RST
NC
DATA
CLK
CLK
RST OUT
BATT
2
3
ACC
CHECK
Q902
BU CHECK
Q904
D907
BUS INTERFACE
IC802
GND
+B
CNJ801
BUS
CONTROL IN
3-4. BLOCK DIAGRAM — TUNER SECTION —
(Page 15)
(Page 15)
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