Sony DSC-P1 Service Manual And Parts List page 52

PD-137 (LCD DRIVE, TIMING GENERATOR) SCHEMATIC DIAGRAM • See page 4-61 for PD-137 printed wiring board. • See page 4-82 for waveforms.
1 2 3
PD-137 BOARD (2/2)
A LCD DRIVE,TIMING GENERATOR
-REF.NO.:10,000 SERIES-
XX MARK:NO MOUNT
PANEL+3.2V
B
L802
100uH
L805
10uH
PANEL+13.5V
L801
1
10uH
PD-137 BOARD
(1/2)
C
C832
C801 0.47u
1.5u
10V
REG_GND
C802
0.01u
D
BRT
E
TEST
CONT
F
SHA
SHB
SHG
SHR
G
H
PANEL_Y
I
PANEL_R-Y
PANEL_B-Y
J
3
PD-137 BOARD
(1/2)
K
D+3.2V
XHI_SCK
XCS_PANEL_D/A
HI_SO
PANEL_V
L
HDO
05
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4 5 6 7
NO MARK:STILL/PB MODE
( ):TYPE ST MODEL
(STILL/PB MODE)
< >:TYPE SA MODEL
(STILL/PB MODE)
R811
33k
C803
10u
* R815
6.3V R815 R817 R823
R813
33k :TYPE ST
39k 47k
33k *
22k :TYPE SA
R808
22k
R810
4700
R814 R816
R824
47k *
47k
R812 R818
47k 47k
* R816 R825
39k :TYPE ST
0
33k :TYPE SA
C804
0.1u
Q801
8
EC3201C-PM-TL
3 0 13.9 PSIG DRIVE
36 35 34 33 32 31 30 29 28 27 26 25
R803
7
10k
R801 R809
100k
27k <6.1>(7.1) <6>(7.1)
PSIG.OUT
B.OUT
C811 4.7u
1.8
XTEST
B.DC.DET
2.8 <1.3>(1.1) 6 <6>(7.1)
BRIGHT
G.OUT
C805 0.1u 1.8 C812 4.7u
CONTRAST
G.DC.DET
2.2 <6.1>(7.1)
IC801 5
PSIG.DET
ROUT
C813 4.7u
C806 1.8 1.8
SUB.CONT.B
2.2u
R.DC.DET
LCD DRIVE
SUB.CONT.R
2.8 GND2
IC801
VCC1 CXA8116R-T4
GND1
R804 100
SHA
SYNC.OUT
R805 100 0.5 2.8
1
SHB
R806 100 SYNC.IN
0.5 2.9
2
SHG
EXT.BGP
R807 100
3
SHR
SYNC.SEP
0.5
4
1 2 3 4 5 6 7 8 9 10 11 12
1.7 0 1.7 1.8 1.2
3
R819
R822
XX R826
4700
100k
R820
XX
C810
0.1u
R860 C807
0.01u
600uH
IC802
R888 C808
600uH 0.01u
D/A CONVERTER(EVR)
R889 C809
600uH 0.01u
IC802
MB40D001PFV-G-BND-ER
(Note)
BRT 1.6
BRIGHT VSS
COLOR 1.3
VDDA
Note:Ferrite bead are mounted to the COLOR
location where R860,R888 and R889 BRT_R 1.9
BRT_R EN
are printed
BRT_B 1.0
BRT_B SO
CONT 2.2
SI
CONTRAST
B_LIM 1.8
B.LIMIT SCK
VREF 1.6
VREF COMTST
VCO 0.5
NTSC
VCO
COM 1.1
COM V_REV
1.9
BL_LEV H_REV
P_GRAY 1.1
VCC
P_GRAY
TEST 0
BRT_TST VDD
SCK
EN
SI
4-65
manuals search engine
8 9 10 11
L803 * R843
10uH 39k :TYPE ST
56k :TYPE SA
C818
10u
6.3V
NJM2904V(TE2)
6.1
OUT
R835
R843
10k IN(-)
*
6.1
IN(+)
6.7 13.8
Q803
GND
2SB1462L0AS0
4 3 2
PSIG DRIVE
6.7
1
6.1
1
Q805
4
2 3
EC3201C-PM-TL
0.1 PSIG DRIVE R844
C821 C823
0.1u 0.1u XX
Q802
2SB1462L0AS0
13.8 PSIG DRIVE
PSIG
R841
33k
6.1 VREF
2 3
4
5.5
6.1
1
1
4
3 2
5.5
C822
0.1u
R827
10k
R828
VB
R829
VG
R838
XX
R830 VR
R839
XX
220 :TYPE ST
100 :TYPE SA
R840
0
R833
R842
47k :TYPE ST
100k
68k :TYPE SA
C820
Q806
0.1u
C815 R836 EC3201C-PM-TL
R831
2.2u 220k
COM DRIVE
XX
6.3 13.9
D801
XX
4 3 2
5.7
6.3
1
1
2
3 4
VCOM
5.7
C816
R832
R837 C817
2.2u
1M
22k 4.7u
16V
Q804
2SB1462L0AS0
COM DRIVE
R834
39k
2.8
3 EN
2.2 SI
2.5 SCK
0 COMTST
3.2 NTSC
V_REV
3.2
3.2 H_REV
3.2
2.8
R821
C814 0.1u
*
* R821
22k :TYPE ST 4
10k :TYPE SA
PD-137 BOARD
(1/2)
12 13 14 15
IC803
* R845
VREF AMP,VCO
IC803 330k :TYPE ST
220k :TYPE SA
13.8
VCC
R845
R849 D802
*
10k 1T369-01-T8A
4.2
OUT
R847
2.4 47k
IN(-)
R854
33k
2.5
L804
IN(+) C825 R851 C829
6.8uH
4.7u 10k 0.001u
R855
1k
R846 C824 C826
C827
27k 0.01u 3300p
56p
R848
68k
TYPE SA
TYPE ST
R850 R852 R853 R857 R858
R856 R859
XX XX 0 0 0 0
0
VCO TYPE ST
PANEL_V
9
2.9 0 3 <2.8>(0)
36 35 34 33 32 31 30 29 28 27 26 25
10
HDO 2.9 <0.1>(0)
VST/STH
XHD
<2.7>(3.0) <3>(1.5)
VCK/XSTH
HPOS2
3 <1.5>(2.7)
EN/CKH1
XWIDE
<2.7>(3.0) IC804 <1.5>(3.0)
DWN/CHK2
HPOS3
NTSC 3.2 3
LCD TIMING GENERATOR
TESTI/XSTV
NT/PAL
0 3
VDD
HPOS4
3 IC804 0
CXD3510R-T4 :TYPE ST TEST/STV
VDD
V_REV 3.2 LC12017-52T-TE-B :TYPE SA <1.5>(0.2)
WIDE/CKV2
VREV
HSY 0.2 Note1:IC804 Pin Name <1.5>(0)
A/B HST/CKV1
HDO
H_REV 3.2 A :TYPE ST <0.4>(0)
B :TYPE SA NC/XENB
HREV
COMTST 0 <2.6>(0)
NC/ENB
COMTST
2.9 <2.8>(0)
NC/XPCG
XCLR
11
R865 0
R866
1 2 3 4 5 6 7 8 9 10 11 12 0
TYPE ST
2.9 3 0 3 <0.2>
(1.5)
TYPE ST
R867
0
R878
R868
8200
8200
13.8
2 3 2
0 0
1 1
Q807 Q809
UNRL21300AS0 UNRL21300AS0
4
INVERTER INVERTER
2
TYPE SA
PD-137 BOARD BL_VO+
(1/2)
R869
1k
1.9
R861
4
68k 1.3
1
Q813
2 3
2SB1462L0AS0
BACK LIGHT
DRIVE
C828 R862
0.1u 100k
BL_L2
5
BL_L1
PD-137 BOARD
(1/2)
4-66
DSC-P1
16 17 18 19
SIGNAL PATH
VIDEO SIGNAL
CHROMA Y
REC
PB
PANEL UNIT
CN805
24P LCD901
1 TESTL/NC
VCOM
2 COM/COM
3 VST/STH
4 VCK/XSTH
R863 0
5 EN/CKH1
TYPE ST TYPE ST
6 DWN/CKH2
R864
0 7 VDD/HVDD
C831 0.33u
C830
R882
1u R885 8 VSS/GND
0
D803 150k
RD3.3UM-T1B 9 VDDG/VVDD 1.5 INCH
R886 0 COLOR
10 VSSG/XSTV LCD
R872 0 TYPE SA UNIT
11 CS/STV
R873 0
12 WIDE/CKV2
R887 0
13 HST/CKV1
14 REF/XENB
R874 0
15 SDUT/ENB
R875 0
16 CRext/XPCG
R876 0
17 HCK2/PCG
TYPE SA
18 HCK1/CSV
PSIG
19 PSIG/PCD
VG
20 G/G
VR
21 R/R
VB
22 B/B
23 RGT/CSH
TYPE ST
24 TESTR/NC
R880
R883
470k Note2:CN805 Pin Name
56k
A/B
A :TYPE ST
B :TYPE SA
1.7
3
1.1
Q811
2SA1832F-Y/GR(TPL3)
R881 REF.VOLTAGE GENERATOR
33k
4
D9001
BACK LIGHT
Q814 4.1
EC3201C-PM-TL
BACK LIGHT
2 3
DRIVE CN806 6P
1 1 BL_VO+
4.2
1.9 2 BL_FB
4
Q812 1.2 3 BL_L1
EC3201C-PM-TL 2 3
BACK LIGHT 4 BL_L2
DRIVE 1
5 N.C.
1.9
4 6 GND
1.2
R870 R871 R877
68 68
XX
LCD DRIVE, TIMING GENERATOR
PD-137 (2/2)