HUDSON 9
37
(2). No Picture
No picture
The button if
under control
Replace U401
Replace X401
Measure U404 PIN2=3.3V
Check Correspondent
component
Replace U401
X401 oscillate
waveform is normal
Check C426 and C428
OK
OK
OK
OK
OK
NG
NG
NG
NG
Check reset circuit of
U401 is normal
Check HS VS from
CN101 is normal
Replace X401
Check Correspondent
component
NG
NG
OK
Replace U401
X401 oscillate
waveform is normal
Summary of Contents for 191EW9FB/00
Page 4: ...HUDSON 9 4 1 Monitor Specifications 1 1 Technical Specifications ...
Page 5: ...HUDSON 9 5 1 2 Physical Specifications ...
Page 8: ...HUDSON 9 8 Rear View 1 Kensington anti thief lock 2 AC power input 3 VGA input ...
Page 26: ...HUDSON 9 26 ...
Page 31: ...HUDSON 9 31 9 Scalar Board Overview NOVATEK chip Flash ROM EEPROM ESD DC DC Converters ESD ...
Page 33: ...HUDSON 9 33 3 Remove bezel and rear cover ...