BenQ G2200W Service Manual

22” LCD Color Monitor BenQ G2200W
1
Content Index
1. About This Manual..................................................................................................................................................2
2. Introduction.............................................................................................................................................................3
2.1 RoHS requirement..............................................................................................................................................3
2.2 Safety Notice ......................................................................................................................................................3
2.3 General Description............................................................................................................................................4
2.4 Related service information................................................................................................................................4
3. Product Overview ...................................................................................................................................................6
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3.1 Monitor Specifications ........................................................................................................................................6
3.2 Input Signal Connector.......................................................................................................................................7
3.3 Factory Preset Display Modes ...........................................................................................................................8
3.4 Panel Specification.............................................................................................................................................9
4 Disassembly /Assembly........................................................................................................................................11
4.1 Three angles’ view............................................................................................................................................11
4.2 Exploded View..................................................................................................................................................12
4.3 Disassembly .....................................................................................................................................................13
5. Cosmetic / Appearance / Alignment Service......................................................................................................17
5.1 Software/Firmware Upgrade Process ..............................................................................................................17
5.2 Adjustment / Alignment Procedure ...................................................................................................................19
5.3 White-Balance, Luminance Adjustment ...........................................................................................................28
6 Circuit Board and Standard Parts Replacement.................................................................................................30
6.1 Electrical Block Diagram ..................................................................................................................................30
6.2 Troubleshooting Guide .....................................................................................................................................32
6.3 Circuit operation theory ....................................................................................................................................39
6.4 BOM List...........................................................................................................................................................41

BenQ G2200W Specifications

General

Display diagonal	22 \
Separate H/V sync	No
Display resolution	1680 x 1050 pixels
Contrast ratio (dynamic)	2500:1
Contrast ratio (typical)	1000:1
Digital vertical frequency	55 - 76 Hz
Digital horizontal frequency	31 - 83 kHz
Display brightness (typical)	300 cd/m²
Video in	DVI-D, D-Sub
Ethernet LAN (RJ-45) ports	0
HDCP	Yes
Certification	TCO'03
Product color	Black
Market positioning	-
Bundled software	Driver CD
Power consumption (typical)	45 W
Power consumption (PowerSave)	2 W
Sustainability certificates	ENERGY STAR
LED indicators	Stand-by

Weight and Dimensions

Depth (with stand)	163.4 mm
Width (with stand)	401.6 mm
Height (with stand)	512.2 mm
Weight (without stand)	5300 g