16
Self Diagnosis
No Signal screen is displayed when the D-Sub signal connector is not
connected or the status of the monitor is on DPMS mode.
Out of Range screen is displayed when the applied frequency is
under or over normal range.
Normal range
H : 30-95 KHz
V : 50-160 Hz
When the monitor doesn’t display, if you press any key, Self Diagnosis screen is displayed.
Self Diagnosis function checks if the status of the monitor is No Signal or Out of range.
Summary of Contents for 901D
Page 1: ...ServiceManual XGA COLOR MONITOR Model 901D DAEWOO ELECTRONICS CO LTD OVERSEAS SERVICE DEPT...
Page 21: ...TROUBLESHOOTING HINTS 19 1 No Character...
Page 22: ...20 2 No Raster...
Page 23: ...21 3 A missing Color...
Page 24: ...22 4 Abnormal OSD Font...
Page 26: ...24 6 Unstable Picture 6 1 Horizontal...
Page 27: ...25 6 2 V OSC Deflection Circuit...
Page 28: ...26 7 Focus...
Page 29: ...27 7 1 Dynamic Focus...
Page 30: ...28 8 Convergence...
Page 32: ...30 9 2 Vertical Size...
Page 34: ...32 11 Side Pincushion Circuit...
Page 35: ...33 12 Power Supply Unit P S U...
Page 36: ...34...
Page 37: ...35 BLOCK DIAGRAM...
Page 38: ...42 SCHEMATIC DIAGRAM Main...
Page 39: ...43 Video...
