HP W1907 Service Manual

Page 7
(Gm5766H).
Table 2 video mode
Polarity
Mode Resolution H-Freq (KHz) Band Width (MHz)
H V
1 640x480 (59.94Hz) 31.469 25.175
- -
2 640x480 (72Hz) 37.861 31.5
- -
3 640x480 (75Hz) 37.5 31.5
- -
4 720x400 (70Hz) 31.469 28.322
- +
5 800x600 (60Hz) 37.879 40
+ +
6 800x600 (72Hz) 48.077 50
+ +
7 800x600 (75Hz) 46.875 49.5
+ +
8 832x624 (74.55Hz) 49.722 57.284
+/- +/-
9 1024x768 (60Hz) 48.363 65
- -
10 1024x768 (70Hz) 56.476 75
- -
11 1024x768 (75Hz) 60.023 78.75
+ +
12 1152x870 (75Hz) 68.68 100
- -
13 1152x900 (76Hz) 71.71 105.561
- -
14 1280x1024 (60Hz) 63.981 108
+ +
15 1280x1024 (75Hz) 79.976 135
+ +
Table 3 the Hsync, Vsync distinction
Indication resolution Distinction Hsync Distinction Vsync The fixed mode
720 x 400 30.5KHz≦fH≦32.5KHz 69Hz≦fV≦71Hz 4
640 x 480 30.5KHz≦fH≦32.5KHz 59Hz≦fV≦61Hz 1
640 x 480 36.9KHz≦fH≦38.9KHz 71.8Hz≦fV≦73.8Hz 2
640 x 480 36.5KHz≦fH≦38.5KHz 74Hz≦fV≦76Hz 3
800 x 600 36.9KHz≦fH≦38.9KHz 59.3Hz≦fV≦61.3Hz 5
800 x 600 47.1KHz≦fH≦49.1KHz 71.2Hz≦fV≦73.2Hz 6
800 x 600 45.9KHz≦fH≦47.9KHz 74Hz≦fV≦76Hz 7
832 x 624 48.7KHz≦fH≦50.7KHz 73.5Hz≦fV≦75.5Hz 8
1024 x 768 47.4KHz≦fH≦49.4KHz 59Hz≦fV≦61Hz 9
1024 x 768 55.5KHz≦fH≦57.5KHz 69.1Hz≦fV≦70.1Hz 10
1024 x 768 59KHz≦fH≦61KHz 74Hz≦fV 76Hz≦ 11
1152 x 870 67.7KHz fH 69.7KHz≦≦ 74Hz fV 76Hz≦≦ 12
1152 x 900 70.7KHz fH 72.7KHz≦≦ 75Hz fV 77Hz≦≦ 13
1280 x 1024 62.9KHz fH 64.9KHz≦≦ 59Hz fV 61Hz≦≦ 14
1280 x 1024 79KHz fH 81KHz≦≦ 74Hz fV 76Hz≦≦ 15
3.8.3 Power ON sequence
When the POWER key switch is pressed, the POWER key switch signal is turned “H”.
When this “H” potential is detected, the CPU begins to establish the respective power
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HP W1907 Specifications

General

Pixel pitch	0.285 x 0.285 mm
Display diagonal	19 \
Display resolution	1440 x 900 pixels
Viewable size diagonal	483 mm
Contrast ratio (typical)	1000:1
Digital vertical frequency	55 - 75 Hz
Digital horizontal frequency	30 - 83 kHz
Power requirements	100-240VAC
HDCP	Yes
Certification	FCC Class B
Product color	Silver
Country of origin	China
Market positioning	-
Panel mounting interface	100 x 100 mm
Power consumption (standby)	2 W
Power consumption (typical)	49 W
Storage temperature (T-T)	-20 - 60 °C
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	15 - 90 %
Sustainability certificates	ENERGY STAR

Weight and Dimensions

Depth (without stand)	182 mm
Width (without stand)	452 mm
Height (without stand)	378 mm
Weight (without stand)	5000 g