Sony CDX-S2250 / CDX-S2250S Service Manual ▷ View online
33
CDX-S2250/S2250S
Pin No.
Pin Name
I/O
Pin Description
52
KEY ACK
I
Key acknowledgment detect signal input
53
TU ATT IN
I
Tuner mute zero cross detect signal input
54
BU IN
I
Back-up power supply detect signal input
55
NCO
O
Not used
56
DAVN
I
RDS data block synchronized detect signal input
57
NCO
O
Not used
58
UNI SI
I
SONY bus data input
59
UNI SO
O
SONY bus data output
60
UNI SCK
O
SONY bus clock output
61
NCO
O
Not used
62
NCO
O
Not used
63
NCO
O
Not used
64
SIRCS
I
Remote control signal input
65
NCO
O
Not used
66
NCO
O
Not used
67
NCO
O
Not used
68
FLASH W
I
Memory mode select signal input
69
NCO
O
Not used
70
NCO
O
Not used
71
RC IN1
I
Rotary commander shift key signal input
72
ACC IN
I
Accessory power supply detect signal input
73
TEST IN
I
Test mode detect signal input
74
TEL ATT
I
Telephone attenuate detect signal input
75
NCO
O
Not used
76
XKEY ON
O
A/D converter power supply control signal output
77
RESET
I
CPU reset input
78
NCO
O
Not used
79
XOUT
—
Sub-clock output (32.768kHz)
80
XIN
—
Sub-clock input (32.768kHz)
81
VSS1
—
Ground
82
OSC IN
—
Main-clock input (3.68MHz)
83
OSC OUT
—
Main-clock output (3.68MHz)
84
VCC3
—
Power supply pin (+3.3V)
85
DEMO SEL
I
Demo select signal input
86
ATT
O
Audio mute control signal output
87
BUS ON
O
Bus ON signal output
88
SYS RST
O
System reset output
89
EJECT OK SW
O
Eject OK signal output signal
90
NCO
O
Not used
91
NCO
O
Not used
92
NCO
O
Not used
93
Z-MUTE
I
CD zero cross mute detect signal input
94
NCO
O
Not used
95
NCO
O
Not used
96
NCO
O
Not used
97
NCO
O
Not used
98
CD ON
I
CD servo power control request signal input
99
CDM ON
I
CD deck power control request signal input
100
NCO
O
Not used
34
CDX-S2250/S2250S
SECTION 4
EXPLODED VIEWS
Ref. No.
Part No.
Description
Remark
4-1. MAIN SECTION
Ref. No.
Part No.
Description
Remark
The components identified by
mark 0 or dotted line with mark
0 are critical for safety.
Replace only with part number
specified.
mark 0 or dotted line with mark
0 are critical for safety.
Replace only with part number
specified.
NOTE:
• The mechanical parts with no reference
• The mechanical parts with no reference
number in the exploded views are not supplied.
• Items marked “*” are not stocked since
they are seldom required for routine service.
Some delay should be anticipated
when ordering these items.
Some delay should be anticipated
when ordering these items.
• -XX and -X mean standardized parts, so
they may have some difference from the
original one.
original one.
• Color Indication of Appearance Parts
Example :
KNOB, BALANCE (WHITE) ... (RED)
Parts Color Cabinet’s Color
• Accessories are given in the last of this parts list.
R
R
1
X-2023-967-1 PANEL (LCD) ASSY, SUB
2
2-583-939-01 SCREW (+B 2X4)
3
X-2024-365-1 LOCK ASSY (S)
4
3-246-006-31 COVER
5
2-583-940-01 SCREW (+BTT)
6
1-776-527-61 CORD (WITH CONNECTOR) (ISO) (POWER)
7
2-345-298-01 PLATE (TU), GROUND
8
A-1082-796-A MAIN BOARD, COMPLETE
F901
1-532-877-11 FUSE (BLADE TYPE) (AUTO FUSE) 10A
TU1
A-3220-961-A TUNER UNIT (TUX-032)
#1
7-685-792-09 SCREW +PTT 2.6X6 (S)
#2
7-685-790-01 SCREW +PTT 2.6X4 (S)
#3
7-685-793-09 SCREW +PTT 2.6X8 (S)
F901
not supplied
not supplied
TU1
not supplied
#1
#1
#1
#2
#3
#1
MG-611TA-186//K
A
A
B
B
1
2
3
4
5
6
8
7
35
CDX-S2250/S2250S
4-2. FRONT PANEL SECTION
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
51
X-2024-429-1 BUTTON ASSY (S) (S2250S)
51
X-2024-512-1 BUTTON ASSY (S) (S2250)
52
2-187-736-01 FILTER (IR) (S2250)
52
2-187-736-11 FILTER (IR) (S2250S)
53
2-187-738-01 SPRING (RELEASE)
54
X-2048-524-1 PANEL SUB ASSY, FRONT (S2250S)
54
X-2048-525-1 PANEL SUB ASSY, FRONT (S2250)
55
2-187-737-01 PLATE (CD), LIGHT GUIDE
56
1-780-199-11 CONDUCTIVE BOARD, CONNECTION
57
X-2023-711-1 HOLDER (LCD) ASSY
58
2-187-728-01 PANEL, FRONT BACK
59
X-2024-133-1 CASE ASSY (for FRONT PANEL)
60
A-1082-798-A PANEL COMPLETE ASSY, FRONT (S2250S)
60
A-1083-299-A PANEL COMPLETE ASSY, FRONT (S2250)
61
3-250-543-31 SCREW (+B P-TITE M2)
62
3-251-320-01 EMBLEM (NO. 2.5), SONY (S2250)
62
3-251-320-11 EMBLEM (NO. 2.5), SONY (S2250S)
LCD901 1-805-728-11 DISPLAY PANEL, LIQUID CRYSTAL (S2250)
LCD901 1-805-765-11 DISPLAY PANEL, LIQUID CRYSTAL (S2250S)
LCD901 1-805-765-11 DISPLAY PANEL, LIQUID CRYSTAL (S2250S)
58
61
61
59
60
57
56
51
not supplied
(KEY board)
(KEY board)
LCD901
not supplied
not supplied
not supplied
not supplied
not supplied
not supplied
not supplied
52
53
54
55
62
55
36
CDX-S2250/S2250S
4-3. CD MECHANISM SECTION (1)
(MG-611TA-186//K)
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
101
A-3372-455-A CHASSIS (T) SUB ASSY
102
3-253-729-01 SPRING (LTR), TENSION COIL
103
3-253-746-14 SPRING (DAMPER), COMPRESSION
104
3-253-746-03 SPRING (DAMPER), COMPRESSION
105
2-345-767-01 SPRING (KF60), TENSION
106
3-253-748-01 DAMPER (S)
107
3-352-758-31 SCREW (M1.7), TOOTHED LOCK
108
A-1075-784-A SERVO BOARD, COMPLETE
#4
7-627-552-87 SCREW, PRECISION +P 1.7X2.2
not supplied
(SENSOR board)
(SENSOR board)
not supplied
not supplied
not supplied
not supplied
#4
101
102
103
104
105
106
107
108
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