HP LP2275w Service Manual

22" LCD Color Monitor HP LP2275w
28
GND
C755 N C
+1.8V
+5V
C747
0.1uF 16V
1.8V/ 2.5A
ON_OFF/BKLT_EN/PBIAS
+1.8V_SLR
R707 470R 1/16W 5%
C702
0.1uF 16V
+1.8V3, 5
Q709
AO3401
+
C707
220uF/ 25V
PANEL_ID/ PWM
L706
35uH
PWM1/GPO_5_PANEL_ID /PWM_3
Q702
PMBS3904
+
C704
220uF 25V
C750
0.1uF 16V
R703 1K 1/16W 5%
+5V
+3.3V_SLR
+1.8V
R760
10K 1/16W 5%
+3.3VSF
PBIAS_ON_OFF /BKLT_EN/PBIAS_3
+3.3V_MS
R758
10K 1/16W 5%
U708
AP1510SA
1
2
3
4 5
6
7
8
FB
EN
OCSET
VCC OUTPUT
OUTPUT
VSS
VSS
R750
3K9 1/10W 5%
+5V
D704
1AM
+5V2,3,4,5,6,10
GND
C701
1uF/16V
LP2275 G
HP-Say id 22W
B
810Monday, June 02, 2008
715G2973-G
<
称爹 >
08. Power supply
G2973-1-X-X-1-080603
OEM MOD EL Size
Rev
Date
Sheet
of
TPV MODEL
PCB NAME
称爹
T P V ( Top Victory Electronics Co . , Ltd. )
Key Component
絬 隔 瓜 絪 腹
GND
R753
10K 1/16W 5%
+3.3VSF5,9
GND
POWER_OFF_SL33
Q701
MMBT3 904
GND
+
C756
220uF 25V
GND
R701
1K 1/16W 5%
+3.3V
POWER_OFF_SL18
+
C745
220uF/ 25V
DIMMING/PWM
U702
AP1117E25LA
3 2
1
VI VO
GND
+
C749
220uF/ 25V
+5V
+2.5V
R754
10K 1/16W 5%
+5V
+5V
+3.3V_MS7
D705
B360B
1 2
GND
MMBT3 90 4L
ON_OFF / BKLT_EN/PBIAS
FB706
120 OHM
1 2
+1.8V_SLR
R757
10K 1/16W 5%
Q712
AO3401
1
R751
4K7 1/10W 5%
142mA
R756
10K 1/16W 5%
Q715
PMBS3904
Q710
AO3401
POWER_OFF_SL33 3
CN701
CONN
1
2
3
4
5
6
7
8
9
10
11
+5V
1.5A
DIMMING/PWM
R749
100K 1/16W 5%
+3.3VSF
FB707
120 OHM
1 2
+5V
PANEL_ID/ PWM
Q711
PMBS3904
C705
0.1uF 16V
+5V
GND
2
GND
R752
3K6 1/10W 5%
R755
10K 1/16W 5%
+
C751
100uF25V
R706
2K7 OHM 1/16W 5%
+5V
+5V
R702 1K 1/16W 5%
R759
10K 1/16W 5%
1207 change vcc +5v
+3.3V_MS
Power for TMDS MST30D1-LF
GND
R704 47R 1/ 16W 5%
+ C757
100uF25V
Q707
PMBS3904
C754
0.1uF 16V
FB704
120 OHM
1 2
+5V
U707
AIC1084-33PM
3
1
2
VIN
ADJ
VOUT
GND
PWM0/GPO_4_DIMMIN G/PWM_3
U701
AIC1084-33PM
3
1
2
VIN
ADJ
VOUT
POWER_OFF_SL18
FB705
120 OHM
1 2
C706
0.1uF 16V
+3.3V
R708
10K 1/16W 5%
+
C746
100uF25V
GND
C753
0.1uF 16V
3
+
C752
470uF/ 16V
+5V
+3.3V8, 9
+2.5V
+2.5V7
Q714
AO3401
modify DIM control circuit 970110
+1.8V_SLR5,9
Q713
PMBS3904

HP LP2275w Specifications

General

3D	No
Panel type	PVA
Pixel pitch	0.282 x 0.282 mm
Response time	6 ms
Display diagonal	22 \
Display resolution	1680 x 1050 pixels
Display technology	LCD
Vertical scan range	48 - 85 Hz
Horizontal scan range	30 - 93 kHz
Contrast ratio (typical)	1000:1
Display number of colors	-
Display brightness (typical)	300 cd/m²
Supported graphics resolutions	1280 x 1024 (SXGA), 1440 x 900 (WXGA+), 640 x 480 (VGA), 800 x 600 (SVGA)
Storage temperature (T-T)	20 - 60 °C
Operating temperature (T-T)	5 - 35 °C
Storage relative humidity (H-H)	5 - 95 %
Operating relative humidity (H-H)	20 - 80 %
Non-operating relative humidity (non-condensing)	5 - 90 %
AC input voltage	100 - 240 V
AC input frequency	50 - 60 Hz
Power consumption (max)	85 W
Power consumption (standby)	2 W
Power consumption (typical)	56 W
Plug and Play	Yes
Tilt angle range	-5 - 30 °
Height adjustment	100 mm
Cable lock slot type	Kensington
Panel mounting interface	100 x 100 mm
USB hub version	2.0
HDMI ports quantity	0
USB Type-A downstream ports quantity	4
Product color	Black
Country of origin	China
Dimensions (W x D x H) (imperial)	19.9 x 10 x 18.8 \
Package weight	11300 g

Weight and Dimensions

Depth (with stand)	253 mm
Width (with stand)	506 mm
Height (with stand)	477 mm
Depth (without stand)	82.6 mm
Height (without stand)	328 mm
Weight (without stand)	8500 g