Samsung 920NW - SyncMaster - 19" LCD Monitor Service Manual

11. Precautions
………………………………………………………………………………………………………………………………………
11-1
1-1 Safety Precautions ……………………………………………………………………………………………………………………… 1-1
1-2 Servicing Precautions …………………………………………………………………………………………………………………… 1-2
1-3 Electrostatically Sensitive Devices (ESD) Precautions ……………………………………………………………………………… 1-2
1-4 Installation Precautions ………………………………………………………………………………………………………………… 1-3
2
2. Product specifications
…………………………………………………………………………………………………………………………
22-1
2-1 Fashion Feature…………………………………………………………………………………………………………………………… 2-1
2-2 Specifications ……………………………………………………………………………………………………………………………… 2-1
2-3 Option Specification ……………………………………………………………………………………………………………………… 2-2
3
3. Alignments and Adjustments
…………………………………………………………………………………………………………………
33-1
3-1 Required Equipment …………………………………………………………………………………………………………………… 3-1
3-2 Automatic Color Adjustment …………………………………………………………………………………………………………… 3-1
3-3 DDC EDID Data Input …………………………………………………………………………………………………………………… 3-1
3-4 How to execute DDC …………………………………………………………………………………………………………………… 3-2
3-5 How to execute MCU Code ……………………………………………………………………………………………………………… 3-3
4
4. Troubleshooting
………………………………………………………………………………………………………………………………
44-1
4-1 Common Acknowledge ……………………………………………………………………………………………………………………4-1
4-2 No Power & Power LED Off …………………………………………………………………………………………………………… 4-2
4-3 DC output voltage is unstable …………………………………………………………………………………………………………… 4-3
4-4 Output power is unstable ………………………………………………………………………………………………………………… 4-4
4-5 Backlight can't be turned on …………………………………………………………………………………………………………… 4-5
4-6 Black Screen and backlight turn on …………………………………………………………………………………………………… 4-6
4-7 White Screen ……………………………………………………………………………………………………………………………… 4-7
4-8 Bad Screen ………………………………………………………………………………………………………………………………… 4-8
5
5. Exploded View and Parts List
………………………………………………………………………………………………………………
55-1
6. EElectrical Parts List
……………………………………………………………………………………………………………………………
66-1
7. BBlock Diagram
…………………………………………………………………………………………………………………………………
77-1
7-1 Power tree …………………………………………………………………………………………………………………………………7-1
7-2 Mainboard part ……………………………………………………………………………………………………………………………7-2
7-3 IP Board Part(SMPS Part) ………………………………………………………………………………………………………………7-2
7-4 IP BOARD part(Inverter Part) ……………………………………………………………………………………………………………7-3
8
8. Wiring Diagram
…………………………………………………………………………………………………………………………………
88-1
Contents

Samsung 920NW - SyncMaster - 19" LCD Monitor Specifications

General

Screen Size	19 inches
Resolution	1440 x 900
Aspect Ratio	16:10
Brightness	300 cd/m²
Contrast Ratio	700:1
Response Time	5 ms
Viewing Angle (Horizontal/Vertical)	160°/160°
Display Type	LCD
Pixel Pitch	0.285 mm
Color Support	16.7 million colors
Horizontal Refresh Rate	30-81 kHz
Vertical Refresh Rate	56-75 Hz
Input Connectors	VGA (D-Sub)
Weight	4.5 kg (with stand)