Sharp LC-M3700 Operation Manual page 46

<Communication interval>
If the next command is sent in the interval before OK or ERR is returned, it will basically be ignored.
(Exception: Forced end using ASNC command)
Leave an interval of 100 ms between command response and transmission of the next command.
You can use Repeater control function without assigning ID numbers.
VOLM0020
OK
INP10000
OK
Leave an interval of 100 ms
PC Operation (Continued)
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