HP WF1907 Service Manual

ON OFF-
+5V GND BRI ON OFF- +5V
BRI
+5V +5V GND GND
GND
GND
GND
GND
GND
GND
GND 1-
GND
GND
GND
GND
GND
GND
+5V
GND
+22V
GNDGND
GND 1-
GND
GND 1-
GND
GND
GND 1-
GND
+22V
GND 1-
GND
GND
VCC
GND
GND 1-
GND
GND
VCC
GND 1-
GND
GND
GND 1-
GND
GND
GND
GND 1-
GND
GND
+5V
GND
GND 2-
GND 2- GND 2-
GND 2-
GND 2- GND 2-
GND 2-
GND 2-
GND 2- GND 2-
GND 2-
GND
GND
R807
33.
D120 1N4148
21
VR801
10K
Q803
7N65C
1
2 3
R117
100K 1%
C112
10P 3KV/
C809
0 01u 1KV./
R802
SCK083
T801
ET 20-
1 3
2 4
+
C102
22uF 50V/
1 2
D108
1N4148
2 1
+
C818 470U 35V/
D105
*
1
R804
15K
C104
330P NPO
R829
120K 0805/
1 2
2P P102
1 2
R126 33K1.%
R113
10K
C134
10uF 1206 X5R//
D807
18B
1
Q105
AOD454
3 2
1
+
C103
2 2uF 50V./
1 2
R121
100K 1%
R822 300K 0805/
P801
1 3 2
L
G
N
+
C829
1uF 50V/
1 2
R137 1K 0805/
C101
0 1uF.
+ C805
100U 450V/
C812
33nF
D811
27B
1
C808
0 01u 1KV./
R104 510K
D107 1N4148
21
C803
*
R818
910 2W/
R831
33K 1%
+
C824
1000U 10V/
R139 1K 0805/
R105 22
D121 1N4148
2 1
R107
56K.
T802 ER28
2 10 1 5 4
6 9 7
3
C119 470P
X7R
C114
5P 3KV/
C130
1000P
L804
JUMPER WIRE
C116
10P 3KV/
R816
0
R809
100K
C806
0 01uF 630V./
D803
PR1007G
R115
33K1.%
R824
33K 1%
R102 30 1K.
R819
1K MOF/
C825 3300P 250V Y/-
C816
1000P
500V X7R
C128
0 01uF.
. .
. .
T101 EEL22
7 2 6 3
5 1 4 8
54
3
8 7 6
2 1
IS
VCC GND PRCT CTRL
DRAIN
HV SPACE
GDRV
I801
TEA1530
R136
10K
+
C125
220uF 35V/
1 2
C801
0 47U 275V./
R814
22 MOF/
R122
15K 1%
I101
OZ9938
8 7 6 5 1 2 3 4
9 10 11 12 13 14 15 16
NC OVPT VSEN ISEN DRV1 VDDA TIMER DIM
NC
ENA
LCT
SSTCMP
CT
GNDA
DRV2
PGND
R821
300K 0805/
D117 1N4148
2 1
R830
68K 0805/
Q806
3904
2
1 3
+
C823 1000U 10V/
R101 10K
R815
47KMOF./
R133
22
R140
1K 0805/
I803
AP431 1%1
A
2
C
3
R
F801
3 15AH250V.
R119
15K 1%
R825
1K
D116
1N4148
21
R103 18K
R125 3M14W/
Q101
2N7002
1
2 3
R811
0272W./
D112 1N4148
21
+
C826
1uF 50V/
1 2
R131 22
R833
100
+
C817
470U 35V/
C111
1000P
R832
47K1.%
D103
*
1
R128
51K.
+
C822
1000U 10V/
+
C110
2 2uF 50V./
1 2
C811
0 22uF.
1 2
2P P103
1 2
D101
SB140
R827
15K1.%
D812
1N4148
21
-
+
D801 GBU408
2
4
3
1
R116 3M14W/
1 2
2P P101
1 2
R138
1K 0805/
1 2
2P P104
1 2
R118
56K
D113
1N4148
2 1
R805
100K 2W/
R135 1M
C122
10uF 1206 X5R//
R823
270
R111
499 1%
C827
0 01uF.
R828
1K
+
C124
220uF 35V/
1 2
C131
22nF
R120
51K.
R820
300K 0805/
L802 10U
C820
3300P 250V Y/-
R130
499 1%
C810 100P
1KV X7R
C821
1000P
100V X7R
R808
13K
Q103
3906
3
1
2
C106
0 047uF.
R134
2K 0805/
D804
1N4937
21
D118 1N4148
21
P802
8 7 6 5 4 3 2 1 9 10
R106
150K 1%
C815 0 01uF. 1KV
Q102 3904
3
1
2
D810
SBF1045CT
2
3 1
C105 1000P
D104
*
1
C814 0 1uF.
L803
BEAD 6mm/
+
C828
2 2uF 50V./
C109
0 01uF.
D114 1N4148
21
C819
0 1U 275V./
C813
0 22uF.
D102
SB140
C804
*
C118
5P 3KV/
Q104
AOD413
2 3
1
D809
STPF1020CT
2
3 1
R803
051.
1W
MOF
C802
2200P 250V/
C123
10uF 1206 X5R//
L801
BEAD 6mm/
C832
2200P 250V/
R806
4 75K 1.%
R813 100 MOF/
I802
LTV817
1 23
4
D106 1N4148
21
+
C807
82uF 35V/
1 2
R817
1K
R826
1K
D806
1N4148
21
D109 1N4148
21
C115
470P
X7R
R132
2K 0805/
.5 2b HP_WF1907_POWER
6832180800-0BPCB No.
1234567 8910111213
1234567 8910111213
A B C D E F G
A B C D E F G
26
Go to cover page
HP W1907&WF1907
022-83718162
www.chinadse.org
022-83715667

HP WF1907 Specifications

General

Brand	HP
Model	WF1907
Category	Monitor
Language	English