Sony SA-WCT500 / SS-CT500 Service Manual ▷ View online
SA-WCT500/SS-CT500
61
IC803 ML9208-03GAZ03B
48 VFL
47 COM16
46 COM15
45 COM14
44 COM13
43 COM12
42 COM11
41 COM10
40 COM9
39 COM8
38 COM7
37 COM6
36 COM5
35 COM4
34 COM3
33 COM2
46 COM15
45 COM14
44 COM13
43 COM12
42 COM11
41 COM10
40 COM9
39 COM8
38 COM7
37 COM6
36 COM5
35 COM4
34 COM3
33 COM2
8 BIT SHIFT
REGISTER
COMMAND
DECODER
PORT
DRIVER
AD
DRIVER
1
SEG5
2
SEG6
3
SEG7
4
SEG8
5
SEG9
6
SEG10
7
SEG11
8
SEG12
9
SEG13
10
SEG14
11
SEG15
12
SEG16
13
SEG17
14
SEG18
15
SEG19
16
SEG20
SEGMENT
DRIVER
ADRAM
16W x 2B
CGROM
248W x 35B
DCRAM
16W x 8B
ADDRESS
SELECTOR
READ
ADDRESS
COUNTER
WRITE
ADDRESS
COUNTER
CGRAM
8W x 35B
CONTROL
CIRCUIT
TIMING
GENERATOR1
OSCILLATOR
TIMING
GENERATOR2
DIGIT
CONTROL
DUTY
CONTROL
GRID
DRIVER
21 22
28 29 30 31
32
17
19 20
23 24
26 27
18
SEG25
SEG26
SEG27
SEG28
SEG29
SEG30
SEG31
SEG32
SEG33
SEG34
SEG35
COM1
SEG21
SEG22
SEG23
SEG24
25
64 63 62 61
SEG4
SEG3
SEG2
SEG1
60
59
AD1
AD2
56
54 53
58
57
P2
P1
VDD
CP
55
DA
CS
52
51
50
RESET
OSC1
OSC0
49
GND
SA-WCT500/SS-CT500
62
– POWER Board –
IC901 STR-F6138-LF1352 (SA-WCT500: US and Canadian models)
IC901 STR-F6168-LF1352 (SA-WCT500: AEP, Russian, UK and Saudi Arabia models)
IC901 STR-F6168-LF1352 (SA-WCT500: AEP, Russian, UK and Saudi Arabia models)
OVER
CURRENT
PROTECT
2
LOGIC
OSC
INTERNAL BIAS
DELAY
DELAY
LATCH
CURRENT
MIRROR
OVER
CURRENT
PROTECT
2
OVER
CURRENT
PROTECT
1
FEED
BACK
BACK
INH
2
INH
1
BOTTOM
SKIP
LOGIC
OCP/INH
1
S/GND
2
DRAIN
3
VCC
4
FB/OCP
5
UNDER VOLTAGE
LOCK OUT
OVER LOAD
PROTECT
THERMAL
SHUT DOWN
OVER VOLTAGE
PROTECT
SWITCHING
REGULATOR
BLOCK
SA-WCT500/SS-CT500
63
IC921 MR4020-7103
1
Z/C
ZERO
CURRENT
DETECT
ONDEAD
TIMER
STANDBY
CIRCUIT
2
FB
+
ON
TIMER
S
R
Q
SOFT-DRIVE
CIRCUIT
BURST MODE
OVERCURRENT
THRESHOLD
COMPARATOR
OVERCURRENT
PROTECT
THRESHOLD
COMPARATOR
5
EMITTER/OCL
OVERVOLTAGE
PROTECT
COMPARATOR
THERMAL
SHUTDOWN
CIRCUIT
LATCH CIRCUIT
RESET
COMPARATOR
S
R
Q
UNDERVOLTAGE
LOCKOUT
COMPARATOR
START-UP CIRCUIT
UNDERVOLTAGE
LOCKOUT
COMPARATOR
START-UP
CIRCUIT
4
VCC
3
GND
RESTART
TIMER
7
VIN
9
COLLECT
OR
IC941 SI-3010KM-TLS
1
VC
TSD
2
VIN
3
GND
4
VOUT
5
ADJ
+
–
REF
SA-WCT500/SS-CT500
64
• IC Pin Function Description
D-VIDEO BOARD IC3000 MB91F637PMC-GE1 (VIDEO SYSTEM CONTROLLER)
Pin No.
Pin Name
I/O
Description
1
VSS
-
Ground terminal
2
C
-
External capacitor connection terminal
3, 4
-
-
Not used
5, 6
EDID_SEL0,
EDID_SEL1
O
Input data selection signal output terminal
7 to 19
-
-
Not used
20
Vss
-
Ground terminal
21
Vcc
-
Power supply terminal (+3.3V)
22 to 30
-
-
Not used
31
INITX
I
Reset signal input from the system controller “L”: reset
32
MD0
I
Mode setting terminal for fl ash writing
33
MD1
-
Not used
34
X0
I
System clock input terminal (4 MHz)
35
X1
O
System clock output terminal (4 MHz)
36
Vss
-
Ground terminal
37 to 44
-
-
Not used
45
SOUT0
O
Serial data output terminal for fl ash writing
46
SIN0
I
Serial data input terminal for fl ash writing
47
SCK0
-
Not used
48 to 55
-
-
Not used
56
AVcc
-
Power supply terminal (+3.3V)
57
AVRH
I
Reference voltage (+3.3V) input terminal
58
AVss
-
Ground terminal
59
A
O
Input data selection signal output terminal
60 to 71
-
-
Not used
72
Vss
-
Ground terminal
73
Vcc
-
Power supply terminal (+3.3V)
74, 75
-
-
Not used
76
MAIN UCOM UART
BUSY
-
Not used
77
AUDIO MUTE
REQ
O
Audio muting control signal output to the system controller
78
-
-
Not used
79
MAIN UCOM SDA
I/O
Two-way I2C data bus with the system controller
80
-
-
Not used
81
MAIN UCOM SCL
I/O
Two-way I2C clock bus with the system controller
82 to 84
-
-
Not used
85
RX_RST
O
Reset signal output to the HDMI receiver “L”: reset
86
1444_HPD
O
Hot plug detection control signal output to the HDMI input select
87
1444_OEB
O
Output enable signal output to the HDMI input select
88, 89
+5V_SELA,
+5V_SELB
O
HDMI +5V power input selection signal output terminal
90 to 92
1444_SELA to
1444_SELC
O
HDMI input selection signal output to the HDMI input select
93
HPD_IN
-
Not used
94 to 97
-
-
Not used
98
Faroudjia WAKE
O
Wake-up signal output to the video processor
99
Faroudjia Power
DETECT
I
Power detection signal input from the video processor
100
Faroudjia UCOM
RESET
O
Reset signal output to the video processor and fl ash memory “L”: reset
101 to
102
-
-
Not used
103
Faroudjia UCOM
UART TX
O
Serial data output to the video processor
104
Faroudjia UCOM
UART RX
I
Serial data input from the video processor
105
Faroudjia UCOM
BUSY
I
Busy signal input from the video processor
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