ViewSonic IFP9850 Gen 4 - 98" ViewBoard 4K Ultra HD Interactive Flat Panel IFP - Page 122
The VOLUME UP and VOLUME DOWN code will repeatedly output when you, press and hold the keys.
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Page 122 highlights
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 off 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. 122
![](/manual_guide/products/viewsonic-ifp9850-gen-4-98-viewboard-4k-ultra-hd-interactive-flat-panel-ifp98504-user-guide-6077a9a/122.png)
122
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 off 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.