6. Trouble Shooting Flow Chart
6.1. NO VOICE
TV
Check I112 Pin11 has
output signal?
Replace I112
Check I134 Pin3,13
has output signal?
Replace I134
AV,S-VIDEO,YPbPr
No
Check I106 has I2S
signal output to I145?
No
Yes
Yes
Check I135 is
defective?
Replace I135
Yes
Check I136 is
defective?
Replace I136
Yes
Check Pin37 of I145 is
high?
Check Earphone
circuit
Yes
Check I145 is
defective?
Replace I145
Yes
Check Speaker Wire
No
Replace I106
No
Yes
No
Yes
No
ViewSonic Corporation
Confidential - Do Not Copy
N3252w-1M
59
Summary of Contents for N3252w-1M
Page 14: ...Remote Control ViewSonic Corporation Confidential Do Not Copy N3252w 1M 11 ...
Page 93: ...8 27 Power board ViewSonic Corporation Confidential Do Not Copy N3252w 1M 90 ...
Page 96: ...9 2 MAIN PCB BOTTOM VIEW ViewSonic Corporation Confidential Do Not Copy N3252w 1M 93 ...
Page 97: ...9 3 CON PCB TOP VIEW ViewSonic Corporation Confidential Do Not Copy N3252w 1M 94 ...
Page 98: ...9 4 CON PCB BOTTOM VIEW ViewSonic Corporation Confidential Do Not Copy N3252w 1M 95 ...
Page 99: ...9 5 IR PCB TOP VIEW ViewSonic Corporation Confidential Do Not Copy N3252w 1M 96 ...
Page 100: ...9 6 IR PCB BOTTOM VIEW ViewSonic Corporation Confidential Do Not Copy N3252w 1M 97 ...
Page 102: ...ViewSonic Corporation Confidential Do Not Copy N3252w 1M 99 ...