Hitachi CP-TW2503 User Manual page 133

Troubleshooting
Related messages (continued)
Message Description
The horizontal or vertical frequency of the input signal is
An improper signal is input.
The COMPUTER IN2/MONITOR OUT port is selected
as the picture input source even if MONITOR OUT is
selected for COMPUTER IN2(49).
COMPUTER IN2/MONITOR OUT
The internal temperature is rising.
71).
66, 127
The button operation is not available.
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