Sony SCD-XA1200ES Service Manual ▷ View online
41
SCD-XA1200ES
DISPLAY BOARD IC801 uPD780232GC-706-8BT-A (DISPLAY CONTROLLER)
Pin No.
Pin Name
I/O
Description
1
VDD1
-
Power supply terminal (+3.3V)
2
VSS1
-
Ground terminal
3
X1
I
System clock input terminal (5 MHz)
4
X2
O
System clock output terminal (5 MHz)
5
IC
-
Not used
6
XRESET
I
System reset signal input from the reset signal generator "L": reset
For several hundreds msec. after the power supply rises, "L" is input, then it changes to "H"
For several hundreds msec. after the power supply rises, "L" is input, then it changes to "H"
7
XSCK1
I
Serial data transfer clock signal input from the master controller
8
SI1
I
Serial data input from the master controller
9
SO1
O
Serial data output to the master controller
10
BUSY
O
Busy signal output terminal Not used
11
P23
O
Not used
12
ACK
O
Interrupt signal output to the master controller
13
SO3
O
Serial data output terminal Not used
14
XSCK3
O
Serial data transfer clock signal terminal Not used
15
REQ
I
Chip select signal input from the master controller
16
INTP1
O
Interrupt signal output terminal Not used
17
SIRCS
I
SIRCS signal input from the remote control receiver
18
AVSS
-
Ground terminal
19 to 21
ANI3 to ANI1
I
Front panel keys input terminal (A/D input)
22
ANI0
I
Key input terminal (A/D input) Not used
23
VSS0
-
Ground terminal
24
AVDD
-
Power supply terminal (+3.3V)
25
VDD0
-
Power supply terminal (+3.3V)
26
TEST
I
Test mode setting terminal "L": test mode, normally fixed at "H"
27 to 44
FIP51 to FIP34
O
Not used
45 to 58
FIP33 to FIP20
O
Segment drive signal output to the fluorescent indicator tube
59
VDD2
-
Power supply terminal (+3.3V)
60
VLOAD
-
Power supply terminal (-33V)
61 to 64
FIP19 to FIP16
O
Segment drive signal output to the fluorescent indicator tube
65 to 80
FIP15 to FIP0
O
Grid drive signal output to the fluorescent indicator tube
42
SCD-XA1200ES
SECTION 7
EXPLODED VIEWS
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
1
A-1111-230-A PANEL ASSY, LOADING
2
3-704-515-22 SCREW (BV/RING)
3
4-227-843-31 SCREW (TP), FLAT HEAD
4
4-220-301-81 CASE
5
3-561-427-01 CUSHION
#1
7-685-872-01 SCREW +BVTT 3X8 (S)
#6
7-685-647-79 SCREW +BVTP 3X10 TYPE2 IT-3
7-1.
OVERALL SECTION
•
Items marked “*” are not stocked since they
are seldom required for routine service. Some
delay should be anticipated when ordering
these items.
are seldom required for routine service. Some
delay should be anticipated when ordering
these items.
•
The mechanical parts with no reference
number in the exploded views are not supplied.
number in the exploded views are not supplied.
•
Accessories are given in the last of the
electrical parts list.
electrical parts list.
NOTE:
•
-XX and -X mean standardized parts, so they
may have some difference from the original
one.
may have some difference from the original
one.
•
Color Indication of Appearance Parts
Example:
KNOB, BALANCE (WHITE) . . . (RED)
Example:
KNOB, BALANCE (WHITE) . . . (RED)
↑
↑
Parts Color
Cabinet's Color
The components identified by mark
0 or dotted line with mark 0 are
critical for safety.
Replace only with part number
specified.
0 or dotted line with mark 0 are
critical for safety.
Replace only with part number
specified.
1
2
3
5
3
3
4
mechanism deck section
(CDM66D-DVBU50)
(CDM66D-DVBU50)
DISPLAY board section
MAIN board section
#6
not supplied
not supplied
not supplied
#1
43
SCD-XA1200ES
7-2.
DISPLAY BOARD SECTION
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
51
4-246-566-12 WINDOW
52
4-250-532-51 KNOB (HP-VOL)
53
4-230-635-31 BUTTON (PLAY MODE)
55
3-087-053-01 +BVTP2.6 (3CR)
56
X-4955-618-1 BUTTON (POWER) ASSY
57
4-218-252-52 SCREW (+PTPWH M2.6), FLOATING
62
4-246-568-21 BUTTON (OPEN) (A)
63
4-246-567-21 BUTTON (PLAY) (N)
64
4-246-567-51 BUTTON (PLAY) (X)
65
4-246-567-81 BUTTON (PLAY) (x)
66
3-325-697-01 WASHER
68
X-4955-651-1 KNOB (SEL) ASSY
J881
1-770-904-11 JACK (LARGE TYPE) (PHONES)
RV881
1-227-185-11 RES, VAR, CARBON 1K/1K (PHONE LEVEL)
#2
7-685-646-79 SCREW +BVTP 3X8 TYPE2 IT-3
51
52
53
55
55
55
55
55
55
55
55
55
55
55
55
55
56
57
62
63
64
65
66
66
66
66
68
front panel section
not supplied
not
supplied
supplied
supplied
with RV881
with RV881
supplied
with J881
with J881
J881
RV881
not supplied
not supplied
(ACSW board)
(ACSW board)
not supplied
(KEY-L board)
(KEY-L board)
not supplied
(KEY-R board)
(KEY-R board)
not supplied
(JOG board)
(JOG board)
not supplied
(HP board)
(HP board)
not supplied
(DISPLAY board)
(DISPLAY board)
not supplied
not supplied
not supplied
#2
55
55
55
not supplied
44
SCD-XA1200ES
7-3.
FRONT PANEL SECTION
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
101
2-685-314-01 PANEL, FRONT
102
4-246-564-21 ESCUTCHEON (B)
103
4-246-562-22 BASE (L), PANEL
104
4-246-565-21 ESCUTCHEON (C)
105
4-975-105-41 WINDOW, RAY CATCHER
106
4-246-561-21 BASE (R), PANEL
107
4-246-563-21 ESCUTCHEON (A)
108
4-250-643-01 SHEET (ES-A), ADHESIVE
#3
7-685-548-19 SCREW +BTP 3X12 TYPE2 N-S
101
102
103
104
105
106
107
108
#3
not
supplied
supplied
not supplied
not
supplied
supplied
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