CTX S720G, Service Manual

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Service Manual
S720G
-3-
1. SCOPE
This specification defines the design and performance requirements for the 17” SXGA TFT
LCD display monitor.S720G
Feature Description
1 Universal input AC/DC power supply inside the monitor
2 Analog RGB interface (VGA ) 30~80KHz, 59~75Hz, 135MHz
3
Digital Visual interface( DVI-D ) TMDS 1 Channel 165 MHz
4 17” SXGA 1280*1024, TFT LCD panel
5
Function keys * 5 : Power On/Off, ESC,
△
(up),
▽
(down), (enter)
6
Direct Acess function keys :
△
for contrast function,
▽
for brightness function , ESC
for audio mute function
7 Green/Amber LED indicator for power on/power saving
8 Plug & play support with DDC2B protocol installed.
9 Power saving mode compliant with Energy Star
10 OSD (on screen display) MENU operation
10.1 Brightness adjustment
10.2 Contrast adjustment
10.3 Auto tune function (VGA)
10.4 Color
selection
10.5 Image adjustment
10.6 Position adjustment
10.7 Language selection
10.8 Reset function
10.9 Source selection( DVI/VGA )
10.10 1W * 2 Audio function inside the monitor
11 Volume adjust by OSD
12 OSD information of input status
2. INPUT REQUIREMENTS
2.1 Input Power
2.1.1. Power Source 100 ~ 240 Vac, + -10%, 50/60 Hz
2.1.2. Power Consumption
2.1.3. AC Line Drop Out
2.1.4. AC Wave Distortion
2.1.5. In-rush Current
2.1.6. Power Cord
Normal operating mode
Audio function is operating at max output:
≦
39W
w/o audio function :
≦
35W
Power saving mode
Audio function is operating at max output:
≦
7W
w/o audio function :
≦
2W
Power switch off :
≦
1.5W
Picture must not disappear while AC 100 V input drop out(10ms, 100%)
10% max. permitted
50 A max at 240 Vac cold start
Detachable, 3P with ground type.