ViewSonic IFP32-2 Series - Page 118

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2-2. When Display is ON and receives the IR POWER code: Display will forward the
POWER code to the host via RS-232, then turn o itself.
2-3. When SET-POWER LOCK is enabled, the Display will not respond to POWER
key pressing.
3. The VOLUME UP and VOLUME DOWN code will repeatedly output when you
press and hold the keys.