z
The internal temperature of the unit has increased. Remove any objects blocking the vent
or clean as necessary.
No CATV or AIR reception
z
Is the AIR/CABLE option set correctly? Please set the AIR/CABLE option to CABLE.
z
AIR/CATV is connected improperly or not connected; please check all the AIR/CATV
connections.
z
The cable TV service is interrupted; please contact your cable operator.
z
Connects to your ATSC antenna or coaxial cable from a local TV
Picture is cut off/with sidebar screen
z
Is the image positioned correctly?
z
Are screen mode adjustments such as picture size set correctly?
Figure 1 SMPS no power output
ViewSonic Corporation
Confidential - Do Not Copy
N4261w-1M
23
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