Dell SP2009W Service Manual - Page 21

Factory Preset Display Modes, 3 Power Supply Requirements

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20" LCD Color Monitor 4.2 Factory Preset Display Modes Dell SP2009Wc Display Mode VESA, 720 x 400 VESA, 640 x 480 VESA, 640 x 480 VESA, 800 x 600 VESA, 800 x 600 VESA, 1024 x 768 VESA, 1024 x 768 VESA, 1152 x 864 VESA, 1280 x 1024 VESA, 1280 x 1024 VESA, 1680 x 1050 VESA, 1680 x 1050 Horizontal Frequency (kHz) 31.5 31.5 37.5 37.9 46.9 48.4 60.0 67.5 64.0 80.0 65.3 64.7 Vertical Frequency (Hz) 70.0 60.0 75.0 60.3 75.0 60.0 75.0 75.0 60.0 75.0 60.0 59.9 Pixel Clock Sync Polarity (Horizontal/Vertical) (MHz) 28.3 -/+ 25.2 -/- 31.5 -/- 40.0 +/+ 49.5 +/+ 65.0 -/- 78.8 +/+ 108.0 +/+ 108.0 +/+ 135.0 +/+ 146.3 -/+ 119.0 +/- 4.3 Power Supply Requirements A/C Line voltage range A/C Line frequency range Current Peak surge current Leakage current Power line surge DC output Voltage : 100 V ~ 240 V : 50 ± 3Hz, 60 ± 3Hz : 1.5A max at 100V; 0.8A max at 240 V : < 60A peak at 240 VAC and cold starting : < 3.5mA : No advance effects (no loss of information or defect) with a maximum of 1 half-wave missing per second : 5VDC ± 5％; 12VDC± 5％ 21

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20" LCD Color Monitor
Dell SP2009Wc
21
4.2 Factory Preset Display Modes
Display Mode
Horizontal
Frequency (kHz)
Vertical
Frequency
(Hz)
Pixel Clock
(MHz)
Sync Polarity (Horizontal/Vertical)
VESA, 720 x 400
31.5
70.0
28.3
-/+
VESA, 640 x 480
31.5
60.0
25.2
-/-
VESA, 640 x 480
37.5
75.0
31.5
-/-
VESA, 800 x 600
37.9
60.3
40.0
+/+
VESA, 800 x 600
46.9
75.0
49.5
+/+
VESA, 1024 x 768
48.4
60.0
65.0
-/-
VESA, 1024 x 768
60.0
75.0
78.8
+/+
VESA, 1152 x 864
67.5
75.0
108.0
+/+
VESA, 1280 x 1024
64.0
60.0
108.0
+/+
VESA, 1280 x 1024
80.0
75.0
135.0
+/+
VESA, 1680 x 1050
65.3
60.0
146.3
-/+
VESA, 1680 x 1050
64.7
59.9
119.0
+/-
4.3 Power Supply Requirements
A/C Line voltage range
: 100 V ~ 240 V
A/C Line frequency range
: 50
±
3Hz, 60
±
3Hz
Current
: 1.5A max at 100V; 0.8A max at 240 V
Peak surge current
: < 60A peak at 240 VAC and cold starting
Leakage current
: < 3.5mA
Power line surge
: No advance effects (no loss of information or defect)
with a maximum of 1 half-wave missing per second
DC output Voltage
: 5VDC ± 5
％
; 12VDC± 5
％