ViewSonic CDE5561T User Manual page 63

NOTE:
This IR-pass-through code is different from the RCU key code.
1.
Special control sequence for POWER key under IR-pass through mode.
2.
2-1. When TV/DS is OFF and receives the IR POWER code: TV/DS will turn itself
on, then forward the POWER code to the host via RS232.
2-2. When TV/DS is ON and receives the IR POWER code: TV/DS will forward the
POWER code to the host via RS232, then turn off itself.
2-3. When SET-POWER LOCK is enabled, the TV/DS will not respond to POWER
key pressing.
The VOLUME UP and VOLUME DOWN code will repeatedly output when you
3.
press and hold the keys.
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