Reference - JVC D-ILA DLA-RS46 Specifications

4.12.1 Reference

Use the command as shown in the following examples.
Purpose: To confirm the model status of the current projector.
(1) Transmit the data from the external controller to the projector as follows.
1: External controller →
0x3F
'?'(Reference)
(2) If the projector receives the data (1) above and the command receipt is normal, an ACK is returned from the projector as follows.
2: ← Projector
0x06 0x89
ACK PJ
(3) The projector transmits a report of the model status to the external controller.
3: ← Projector
0x40
'@'(Response)
By the above exchange, it can be confirmed model status of the projector.
0x89 0x01
PJ Individual : 1
0x01 0x4D
Individual : 1 'M'
0x89 0x01
PJ Individual : 1
0x4D 0x44 0x0A
'M' 'D' End
0x44 0x0A
'D' End
0x4D 0x44
'M' 'D'
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4 Command control
Parameters 14 bytes 0x0A
Model status End
PJ04030102B