Sony XR-CA430X Service Manual ▷ View online
25
XR-CA430X
Pin No.
Pin Name
I/O
Description
45
VOLSO
O
Serial data output to the electrical volume
46
VOLCE
O
Chip enable signal output to the electrical volume “H” active
47
VOLCKO
O
Bus clock signal output to the electrical volume
48
AMPON
O
Standby on/off control signal output to the power amplifier
“L”: standby mode, “H”: amplifier on
“L”: standby mode, “H”: amplifier on
49
AMPATT
O
Muting on/off control signal output to the power amplifier “L”: muting on
50
ATT
O
Audio line muting on/off control signal output “H”: muting on
51
NCO
O
Not used
52
AMSON
O
Tape auto music sensor control signal output to the tape equalizer amplifier
“L”: auto music sensor on
“L”: auto music sensor on
53
N ROUT
O
Forward/reverse control signal output to the tape equalizer amplifier
“L”: reverse direction, “H”: forward direction
“L”: reverse direction, “H”: forward direction
54
MTLON
O
METAL on/off control signal output to the tape equalizer amplifier “H”: METAL on
55
TAPATT
O
Tape muting on/off control signal output to the tape equalizer amplifier “H”: muting on
Active at ATA, FF/REW mode
Active at ATA, FF/REW mode
56
NCO
O
Not used
57
AMSIN
I
Whether a music is present or not from tape equalizer amplifier is detected at auto music sensor
“L”: music is present, “H”: music is not present
“L”: music is present, “H”: music is not present
58
NCO
O
Not used
59
VOLATT
O
Pre amplifier muting on/off control signal output terminal Not used
60 to 64
NCO
O
Not used
65
FLASH_W
I
Internal flash memory data write mode detection signal input terminal “L”: data write mode
Not used
Not used
66
TESTIN
I
Setting terminal for the test mode “L”: test mode, normally fixed at “H”
67
RCIN1
I
Rotary remote commander shift key input terminal “L”: shift key on
68
ST-IND
I/O
FM stereo broadcasting detection signal input from the FM/AM tuner unit, or forced monaural
control signal output to the FM/AM tuner unit
“L” is input in the FM stereo mode, or “L” is output in the forced monaural mode
control signal output to the FM/AM tuner unit
“L” is input in the FM stereo mode, or “L” is output in the forced monaural mode
69
SD
I
Station detector detection signal input from the FM/AM tuner unit
Stop level for SEEK, BTM, etc. is determined SD is present at input of “H”
Stop level for SEEK, BTM, etc. is determined SD is present at input of “H”
70
PLLSI
I
PLL serial data input from the FM/AM PLL
71
PLLSO
O
PLL serial data output to the FM/AM PLL
72
PLLCKO
O
PLL serial data transfer clock signal output to the FM/AM PLL
73
PLLCE
O
PLL chip enable signal output to the FM/AM PLL “H” active
74, 75
NCO
O
Not used
76
COLSEL
I
Setting terminal for the illumination color “L”: amber, “H”: green (fixed at “L” in this set)
77 to 81
NCO
O
Not used
82
XKEYON
O
A/D converter power control signal output terminal
When the KEYACK (pin 26) that controls reference voltage power for key A/D conversion input
is active, “L” is output from this terminal to enable the input
When the KEYACK (pin 26) that controls reference voltage power for key A/D conversion input
is active, “L” is output from this terminal to enable the input
83
ILLON
O
Power on/off control signal output of the illumination LED and liquid crystal display driver
“H”: power on
“H”: power on
84
REL
I
Rotation detection signal input from supply reel sensor and take-up reel sensor on the mechanism
deck
deck
85
POS3
I
86
POS2
I
87
POS0
I
88
POS1
I
Tape position (EJECT/FF/REW/REV/
FWD mode) detect input from the tape
operation switch on the deck mechanism
FWD mode) detect input from the tape
operation switch on the deck mechanism
POS3: “L”: REV and EJECT mode, “H”: others mode
POS2: “L”: REW mode, “H”: others mode
POS0: “L”: EJECT mode, “H”: others mode
POS1: “L”: FF and FWD mode, “H”: others mode
POS2: “L”: REW mode, “H”: others mode
POS0: “L”: EJECT mode, “H”: others mode
POS1: “L”: FF and FWD mode, “H”: others mode
26
XR-CA430X
Pin No.
Pin Name
I/O
Description
89
LMLOD
O
Motor drive signal output to the loading motor drive “H” active
(For the loading direction and forward side operation)
(For the loading direction and forward side operation)
90
LMEJ
O
Motor drive signal output to the loading motor drive “H” active
(For the eject direction and reverse side operation)
(For the eject direction and reverse side operation)
91
TAPEON
O
Power on/off control signal output of the loading motor drive and capstan/reel motor
“H”: motor on
“H”: motor on
92
CMON
O
Capstan/reel motor drive signal output terminal “H”: motor on
93
NOSESW
I
Front panel block remove/attach detection signal input
“L”: front panel is attached, “H”: front panel is removed
“L”: front panel is attached, “H”: front panel is removed
94
NCO
O
Not used
95
DAVSS
—
Ground terminal (for D/A converter)
96 to 99
NCO
O
Not used
100
DAVCC
—
Power supply terminal (+5V) (for D/A converter)
27
XR-CA430X
SECTION 7
EXPLODED VIEWS
MG-25F-136
10
11
15
13
12
14
1
2
5
6
8
7
9
3
4
front panel section
main board section
#1
#1
#2
F781
#3
#3
#1
#1
7-1.
CHASSIS SECTION
• Items marked “*” are not stocked since they
are seldom required for routine service. Some
delay should be anticipated when ordering
these items.
delay should be anticipated when ordering
these items.
• The mechanical parts with no reference num-
ber in the exploded views are not supplied.
• Accessories are given in the last of the elec-
trical parts list.
NOTE:
• -XX and -X mean standardized parts, so they
may have some difference from the original
one.
one.
• Color Indication of Appearance Parts
Example:
KNOB, BALANCE (WHITE) . . . (RED)
KNOB, BALANCE (WHITE) . . . (RED)
↑
↑
Parts Color Cabinet's Color
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
1
3-042-244-11 SCREW (T)
2
X-3370-437-3 LOCK ASSY
3
3-027-437-51 DOOR, CASSETTE
4
3-935-003-01 SPRING, TORSION
* 5
3-033-846-02 INSULATED PLATE
* 6
3-046-991-01 SPACER (COVER R)
* 7
3-046-990-01 SPACER (COVER L)
8
3-040-995-21 COVER
9
3-376-464-11 SCREW (+PTT 2.6X6), GROUND POINT
10
3-012-859-21 CAP (25), RUBBER
11
3-935-014-01 CUSHION (U)
12
3-009-813-61 CHASSIS
13
3-224-862-04 PANEL, SUB
14
1-776-206-21 CORD (WITH CONNECTOR) (POWER)
15
3-937-650-01 PLATE (C), GROUND
F781
1-532-877-11 FUSE (BLADE TYPE) (AUTO FUSE) (10A/32V)
#1
7-685-792-09 SCREW +PTT 2.6X6 (S)
#2
7-685-791-09 SCREW +PTT 2.6X5 (S)
#3
7-685-794-09 SCREW +PTT 2.6X10 (S)
28
XR-CA430X
7-2.
FRONT PANEL SECTION
52
53
54
55
61
62
63
64
65
66
56
57
58
59
60
51
#4
LCD901
#4
#4
not supplied
(KEY board)
(KEY board)
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
51
A-3337-064-A PANEL COMPLETE ASSY, FRONT
52
3-236-597-01 BUTTON (RELEASE)
53
3-231-816-01 SPRING (RELEASE)
54
3-236-594-01 PANEL, FRONT
55
3-236-591-01 BUTTON (R) (Z. + > M SEEK AMS
m
. –. MBP. DSPL. OFF)
56
3-236-593-01 BUTTON (D-BASS)
57
3-236-589-11 BUTTON (PRESET)(SENS. 1. 2. 3. 4. 5. 6.BTM)
58
3-236-590-01 BUTTON (L) (ATT. + VOL –. MODE. SEL)
59
3-236-592-01 BUTTON (SOURCE)
60
3-236-596-01 PLATE (LCD), GROUND
61
3-236-598-21 ILLUMINATOR (LCD)
62
3-236-595-01 PLATE (LCD), LIGHT GUIDE
63
3-236-599-01 SHEET (REFLECTOR)
64
1-694-883-11 CONDUCTIVE BOARD, CONNECTION
65
3-236-588-01 PANEL, FRONT BACK
66
X-3378-490-2 CASE (PANEL) ASSY
LCD901 1-804-622-11 DISPLAY PANEL, LIQUID CRYSTAL
#4
#4
7-685-106-19 SCREW +P 2X10 TYPE2 NON-SLIT
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