![background image](http://html1.mh-extra.com/html/viewsonic/vg720-17-lcd-monitor/vg720-17-lcd-monitor_service-manual_1021210023.webp)
- 23 –
ViewSonic Corporation
Confidential - Do Not Copy
VG720
5. Adjustment Procedure
5.1 ADJUSTMENT CONDITIONS AND PRECAUTIONS
1. Approximately 30 minutes should be allowed for warm up before proceeding.
2. Adjustments should be undertaken only on those necessary elements since most of them
have been carefully preset at the factory.
3. ESD protection is needed before adjustment.
5.2 MAIN ADJUSTMENTS
NO. FUNCTIONS DESIGNATION
1. White Balance Function Key
2. Geometry Function Key
5.3 ALIGNMENT PROCEDURES
Approximately 30 minutes should be allowed for warm up before proceeding
White-Balance adjustment.
1. Adjust of White Balance
1.)How to do the Chroma-7120 MEM .Channel setting
A
、
Reference to chroma 7120 user guide
B
、
Use “
SC
” key and “
NEXT
” key to modify xyY value and use “
ID
” key to modify the
TEXT description Following is the procedure to do white-balance adjust
2.)Setting the color temp. You want
A
、
MEM.CHANNEL9 ( 9300 color):
9300 color temp. parameter is Wx = 0.283
±
0.03;Wy = 0.298
±
0.03;
Y =
250
±
20 cd/m
2 ,
B
、
MEM.CHANNEL10 ( 6500 color):
6500 color temp. parameter is Wx = 0.313
±
0.03;Wy = 0.329
±
0.03;
Y = 260
±
20 cd/m
2,
C
、
MEM.CHANNEL 11 ( 5400 color):
5400 color temp. parameter is Wx = 0.335
±
0.03;Wy = 0.350
±
0.03;
Y = 250
±
20 cd/m
2,
D
、
MEM.CHANNEL10 ( SRGB color):
6500 color temp. parameter is Wx = 0.313
±
0.03;Wy = 0.329
±
0.03;
Y = 220
±
20 cd/m
2,
Summary of Contents for VG720 - 17" LCD Monitor
Page 37: ...37 ViewSonic Corporation Confidential Do Not Copy VG720 Sep2 Inpute the S N and execute Enter...
Page 38: ...38 ViewSonic Corporation Confidential Do Not Copy VG720...
Page 39: ...39 ViewSonic Corporation Confidential Do Not Copy VG720 Sep3 Key the Enter and write the data...
Page 41: ...41 ViewSonic Corporation Confidential Do Not Copy VG720 5 7 Packing For Shipping...
Page 43: ...43 ViewSonic Corporation Confidential Do Not Copy VG720 6 Troubleshooting Flow Chart...
Page 62: ...62 ViewSonic Corporation Confidential Do Not Copy VG720...
Page 63: ...63 ViewSonic Corporation Confidential Do Not Copy VG720...
Page 80: ...80 ViewSonic Corporation Confidential Do Not Copy VG720 12 2 MAIN BOARD PCB BUTTON VIEW...
Page 82: ...82 ViewSonic Corporation Confidential Do Not Copy VG720 12 5 POWER PCB TOP VIEW...
Page 83: ...83 ViewSonic Corporation Confidential Do Not Copy VG720 12 6 POWER PCB BUTTON VIEW...
Page 84: ...84 ViewSonic Corporation Confidential Do Not Copy VG720 12 6 AUDIO PCB TOP VIEW...
Page 85: ...85 ViewSonic Corporation Confidential Do Not Copy VG720 12 6 AUDIO PCB BUTTON VIEW...