Lcd Block Diagram - Sony Cyber-Shot DSC-P5 Service Manual

3-7. LCD BLOCK DIAGRAM

SY-69 BOARD (6/6)
H
IC801 9 REC/PB
PANEL Y
TO
PANEL R-Y
7
CAMERA BLOCK1
PANEL B-Y
(SEE PAGE 3-4)
EVR (D/A CONVERTER)
XCS LCD DAC
22 EN
TO CAM SO
20 SI
CAMERA BLOCK2 17
XCAM SCK
19 SCK
(SEE PAGE 3-6)
BL ON
PANEL V
TO
8 HDO
CAMERA BLOCK1
(SEE PAGE 3-4)
LANC OUT
TO
LANC IN
20
MODE CONTROL BLOCK
CPC IN
(SEE PAGE 3-9)
CN902
CPC IN
5
LANC IN
11
LANC OUT
12
HSY
7
PANEL COM
8
VG
CPC
9
(FOR CHECK)
BL L1
1
BL L2
6
MAKER RECOG
13
05
420 mVp-p
H
IC801
IC801 8 REC/PB
LCD DRIVE
(SEE PAGE 4-31)
190 mVp-p
G/Y
8
R/R-Y/CR
9
B/B-Y/CB
10
160 mVp-p
H
IC801 0 REC/PB
IC802
(SEE PAGE 4-31)
39 6 32 31 40 27 38 35
BRT
BRIGHT 1
COLOR
COLOR 2
BRT R
BRT R 3
BRT B
4
BRT B
CONT
CONTRAST 5
B LIM
B LIMIT 6
VREF
VREF 7
XTEST
XBRT TST 12
P GRAY
P GRAY 11
COM
COM 9
3.0 Vp-p
11.70 MHz
LCD TIMING GENERATOR
IC803 IC804 wh REC/PB
(2/2)
(SEE PAGE 4-32)
27 CKII
VCO 8 VCO
26 CKO
FILTER
32 RPD
H_REV
H_REV 15 46 HREV
V_REV
V_REV 16 44 VREV
NTSC
NTSC 17 41 NT/PAL
COMTST
COMTST 18 47 COMTST
BL LEV
BL LEV 10
34 XVD
37 XHD
45 HDO
3.1 Vp-p
V
IC804 ef REC/PB 3.1 Vp-p
H
IC804 ej REC/PB
3-13
8.0 Vp-p 8.0 Vp-p
2H
2H
IC801 w; REC/PB IC801 ws REC/PB
R OUT
20
G OUT
22
B OUT
24
LCD DRIVE
PSIG OUT
37
26 48 47 46 45 14 28 36 29
CXA8116R
type
IC803
(1/2)
(SEE PAGE 4-32)
3
+
1
2
–
IC804
(SEE PAGE 4-32)
SHR 2 PANEL 13.5V
SHG 3
SHB 4
SHA 5
XCLP 1
SBLK 7
PRG 8
FRP 9
RGT 10
11
HCK1
HCK2 12
HST 16
WIDE 17
DWN 21
EN 22
VCK 23
VST 24
3.1 Vp-p
H
IC804 rg REC/PB
8.0 Vp-p
2H
IC801 wf REC/PB
DD-163 BOARD (4/4)
(SEE PAGE 4-47)
CN901 (4/4) CN951 (4/4)
R
61 61
G
62 62
B
60 60
Q801 – 803, 805
PSIG
PSIG DRIVE 63 63
Q804, 806
COM
COM DRIVE 77 77
CRext
66 66
Q811
REF VOLTAGE REF
69 69
GEN
RGT
59 59
HCK1
64 64
HCK2
65 65
HST
68 68
WIDE
67 67
DWN
72 72
EN
73 73
VCK
74 74
VST
75 75
IC951
BACK LIGHT CONTROL
(SEE PAGE 4-48)
BL LEV Q951, 952, 954
1
52 52 +
4
3
BACK LIGHT
–
Q953
BL ON BACK LIGHT
56 56
BL L1
54 54
BL L2
58 58 PANEL 3.2V
CXA8116R type : Please refer to page 7 (Service Manual Level 2) to discriminate
the type of IC.
3-14
DSC-P5
PANEL UNIT
CN952
R
4
G
5
B
3
PSIG
6
LCD901
1.5 inch
COLOR
LCD
UNIT
COM
23
CRext
9
REF
11
RGT
2
HCK1
7
HCK2
8
HST
12
WIDE
13
DWN
19
EN
20
VCK
21
VST
22
D901
CN953
BACK LIGHT
BL H
3
DRIVE BL FB
4
SWITCH