Sony DXC-S500, Service Manual

Page: 58 / 148

7-4
DXC-S500 (E)
CXA3268AR (SONY)
1
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5
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7
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9
10
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16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
PIN
NO.
—
O
I
O
I
O
O
O
—
I
O
O
—
I
I
I
O
—
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
PIN
NO.
PIN
NO.
PIN
NO.
I/O SIGNAL I/O SIGNAL I/O SIGNAL I/O SIGNAL
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
1 2 3 4 5 6 7 8 9
10 11 12 13 14 15 16 17 18
54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37
DRIVER/TIMING GENERATOR
—TOP VIEW —
—
—
O
I
—
O
I
O
O
—
—
I
O
O
O
O
O
O
—
O
O
—
—
O
—
—
O
—
—
—
—
—
—
—
—
—
—
—
I
I
I
—
O
O
—
O
O
O
O
O
I
I
I
I
D.GND
FIL OUT
SYNC IN
SYNC OUT
CSYNC/HD
DA OUT
REF
F ADJ
A.GND
VD
DWN
WIDE
TST1
SCK
SEN
SDAT
R INJECT
D.GND
D.V
CC
D.V
CC
CKO
CKI
D.GND
RPD
XCLR
VDO
HDO
TST2
A.GND
SIG.C
B DC DET
B OUT
R DC DET
R OUT
G DC DET
G OUT
A.V
CC
PSIG DC DET
PSIG OUT
TST3
A.V
CC
COM
A.GND
TST4
POF
NC
TST5
TST6
TST7
TST8
TST9
TST10
D.GND
D.GND
D.V CC
TST11
OSD B
OSD R
OSD G
NC
HCK1
HCK2
A.V
CC
HST
EN
VCK
VST
RGT
FIL IN
B/B-Y
G/Y
R/R-Y
INPUTS
B/B-Y
CKI
CSYNC/HD
FIL IN
G/Y
OSD B
OSD G
OSD R
R/R-Y
SCK
SDAT
SEN
SIG.C
SYNC IN
VD
XCLR
OUTPUTS
B DC DET
B OUT
CKO
COM
DA OUT
DWN
EN
F ADJ
FIL OUT
G DC DET
G OUT
HCK1, HCK2
HDO
HST
POF
PSIG DC DET
PSIG OUT
R DC DET
R INJECT
R OUT
REF
RGT
RPD
SYNC OUT
VCK
VDO
VST
WIDE
OTHERS
NC
TST1 - TST10
: B/B-Y SIGNAL
: OSCILLATION CELL
: C SYNC/H SYNC
: H FILTER
: G/Y SIGNAL
: OSD B INPUT
: OSD G INPUT
: OSD R INPUT
: R/R-Y SIGNAL
: SERIAL CLOCK
: SERIAL DATA
: SERIAL LOAD
: R, G, B AND PSIG OUTPUT DC VOLTAGE ADJUSTMENT
: SYNC SEPARATION
: V SYNC
: POWER-ON RESET CAPACITOR CONNECTION
: B SIGNAL DC VOLTAGE FEEDBACK CIRCUIT CAPACITOR CONNECTION
: B SIGNAL
: OSCILLATION CELL
: COMMON PAD VOLTAGE
: DAC OUTPUT
: UP/DOWN INVERSION SWITCHING
: ENABLE PULSE
: TRAP F0 ADJUSTING RESISTOR CONNECTION
: H FILTER
: G SIGNAL DC VOLTAGE FEEDBACK CIRCUIT CAPACITOR CONNECTION
: G SIGNAL
: H CLOCK PULSE
: HDO PULSE
: H START PULSE
: LCD PANEL POWER SUPPLY
: PSIG SIGNAL DC VOLTAGE FEEDBACK CIRCUIT CAPACITOR CONNECTION
: PSIG OUTPUT
: R SIGNAL DC VOLTAGE FEEDBACK CIRCUIT CAPACITOR CONNECTION
: SERIAL BLOCK CURRENT CONTROLLING RESISTOR CONNECTION
: R SIGNAL
: LEVEL SHIFTER CIRCUIT REFERENCE VOLTAGE
: RIGHT/LEFT INVERSION SWITCHING
: PHASE COMPARATOR
: SYNC SEPARATION
: V CLOCK PULSE
: VDO PULSE
: V START PULSE
: 16:9 WIDE DISPLAY SWITCHING PULSE
: NO CONNECTION
: TEST
21
22
24
25
26
27
30
31
33
35
36
38
39
G OUT
G DC DET
34
R OUT
R DC DET
32
B OUT
B DC DET
SIG.C
42
COM
HDO
VDO
XCLR
RPD
CKI
CKO
4
SYNC OUT
3
SYNC IN
MCK
PSIG OUT
PSIG DC DET POL SW
PSIG-
BRIGHT
PSIG-
BRT
6 7 10 11 12 14 15 16
DA OUT
REF
8
F ADJ
VD
DWN
68 70 71 72
RGT
45
POF
B/B-Y
G/Y
R/R-Y
WIDE
67
VST
SCK SEN
SD
R INJECT
DA
CLK
BUF
S/P CONV
REGISTER DAC
PHASE
COMPARATOR
HSYNC DET
H SKEW DET
SYNC SEP
2
FIL OUT
69
FIL IN
5
17
CSYNC/HD
H.FILTER
HDO GEN
VDO GEN
CK
CONTROL
BUF
COM-DC
REF
BUF
BUF
BUF
BUF
BUF
SIG.C
57 58 59
OSD B OSD R OSD G
CLP
PLL
COUNTER
V CONTROL
V POSITION
PULSE
ELM
MODE
S/H
S/H
GEN
HCK
GEN
OSD RGB
TRAP
LPF
CLAMP
HCOUNTER
HPULSE
GEN
POL SW
GAMMA
CLAMP
BLK-LIM
USER-BRIGHT
G R B
SUB-BRIGHT
U-BRT
MODE
LPF
FILTER
PIC-G
HUE
COLOR
PIC-F
CONT
SUB-BRT R
SUB-BRT B
γ
1
γ
2
WHITLIM
SUB-CONT R
SUB-CONT B
BLKLIM
CONTRAST
G R B
CLAMP
MATRIX
DL1 DL1
PICTURE
HUE
V COUNTER
V SEP
61
HCK1
62
HCK2
FILTER
BIAS
66
VCK
65
EN
64
HST
+
IC