HP L1740 Service Manual

17" LCD Color Monitor HP L1740
18
7.2 Power Board
CN833
CONN
1
2
U811
OZ9938GN
DRV1
1
VDDA
2
TI MER
3
DIM
4
ISEN
5
VSEN
6
OVPT
7
NC1
8
NC2
9
ENA
10
LCT
11
SSTCMP
12
CT
13
GNDA
14
DRV2
15
PGND
16
C840
470uF/ 25V
Q885
2N7002
1
32
R812
620K
12
C802
3PF 3KV
12
C880
0.1uF /25V
R843
10R
12
D851
BAV99
3
1 2
R801
10K
12
C801
10pF/ 6KV
12
C883
0.01uF
PT802
24:24:2400
7
1
3
85
6
2
4
C846
1uF
12
R873
2K 1/10W
C865
33nF
12
R815
30K
TPV 2n7002
Q871
2N7002
1
32
C808
JUMP
12
Q801
2N7002
1
32
R872
100K
1 2
R881
100K 1/10W
12
OP3
R833
1.2K
C803
JUMP
12
C885
0.01uF
C811
1uF
12
CN851
CONN
1
2
D833
BAV70/SOT23B
3
1
2
R803
10K/NC
12
R863
33K 1/4W
12
R837
7.5K_1%
12
C874
1uF
12
BRIGHTNESS
R824
7.5K_1%_NC
1 2
R813
33K_1%
R849
0 1/10W
1 2
C806
10pF/ 6KV
12
Q880
2N7002
1
32
C838
1000pF
C887
0.01uF
C805
5pF/ 3KV_N C
12
C819
0.01uF/25V
12
D853
BAV70/SOT23B
3
1
2
ZD874
RLZ5.6B
1 2
C830
1000pF/N C
R866
100K/NC
12
OP3
C812
0.1uF
12
R807
10K
12
R874
330 1/10W
1 2
R857
7.5K_NC
R880
10K 1/10W
12
OP1
C821
1uF
12
R830
10K_1%_NC
12
R851
1K
R883
100K 1/10W
12
C822
0.001uF
1 2
C804
5pF/ 3KV_N C
12
R885
100K 1/10W
12
R859
6.2M 1/2W
12
R816
20K
R834
6.2M 1/2W _NC
12
C858
390pF
C826
0.01uF /NC
R836
10K_1%
12
R887
100K 1/10W
12
Q874
2N3904
32
1
OP4
R853
1.2K
Q821
AM9945N
S1
1
G1
2
S2
3
G2
4
D2
5
D2
6
D1
7
D1
8
CN831
CONN
1
2
C841
1uF
12
D881
IN 4148
Q886
2N7002
1
32
R829
0 1/10W
R856
10K_1%
12
Q873
PDTA144EU
3 1
2
C832
0.1uF
12
R882
1K 1/10W
12
C860
220pF
12
R802
100K
1 2
CN853
CONN
1
2
R835
10K_1%
1 2
C871
0.1uF _NC
C861
1000pF
12
R822
10R
12
R884
1K 1/10W
12
R854
6.2M_NC
12
R850
10K_NC
12
R819
1M
D831
BAV99
3
1 2
R865
232R
R886
1K 1/10W
12
C823
0.001uF
1 2
Q841
AM9945N
S1
1
G1
2
S2
3
G2
4
D2
5
D2
6
D1
7
D1
8
C813
560pF
PT801
24:24: 2400
7
1
3
85
6
2
4
C842
0.001uF
1 2
R839
6.2M 1/2W
12
D883
IN 4148
R888
1K 1/10W
12
OP2
OP4
OP2
Isen
BL_CTL
PANEL_ID
VDD
Q881
2N7002
1
32
C831
0.33uF
12
R806
100K/NC
1 2
VDD
+12VCC
C847
0.022uF /25V
OP1
R823
10R
12
VDD
VDD
R855
10K_1%
D885
IN 4148
+12VCC
PANEL_ID
R842
10R
12
+12VCC
Isen
C820
470uF/25V
Q883
2N7002
1
32
VDD
R804
10K 1/10W
12
C807
3PF 3KV
12
R831
1K
R871
10K 1/2W
12
C843
0.001uF
1 2
C881
0.01uF
R861
100K_1%
12
R825
7.5K _1%
1 2
D887
IN 4148
R811
3M3
12
Philips HPL1940T/L1740
PCB : 715G1821-1/715G1995-1
IC901

HP L1740 Specifications

General

3D	No
Response time	8 ms
Display diagonal	17 \
Display resolution	1280 x 1024 pixels
Viewing angle, vertical	135 °
Contrast ratio (dynamic)	-
Contrast ratio (typical)	500:1
Display number of colors	16.78 million colors
Viewing angle, horizontal	150 °
Digital vertical frequency	56 - 76 Hz
Digital horizontal frequency	30 - 83 kHz
Display brightness (typical)	300 cd/m²
Supported graphics resolutions	720 x 400, 832 x 624, 1152 x 870, 1024 x 768 (XGA), 1360 x 768 (WXGA), 640 x 480 (VGA), 800 x 600 (SVGA)
USB hub version	2.0
DVI-I ports quantity	0
Cable lock slot type	Kensington
Panel mounting interface	100 x 100 mm
Power consumption (max)	60 W
Power consumption (average)	33 W
Power consumption (standby)	2 W
Power consumption (typical)	40 W
Product color	Black, White
Country of origin	China
Package weight	8800 g
Sustainability certificates	ENERGY STAR

Weight and Dimensions

Depth (with stand)	248 mm
Height (with stand)	490 mm
Weight (with stand)	7000 g
Depth (without stand)	62 mm
Width (without stand)	371 mm
Height (without stand)	315 mm
Weight (without stand)	3760 g