5

(1)

Turn off the projector and computer power supplies, and connect with the RS-232C

adapter via the RS-232C cable.

(2) Turn on the computer power supply and after the computer has started up, turn on the

projector power supply.

Control jack
D-sub 15-pin shrink jack
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
RD
TD
GND
SELO
RTS
1
2
3
4
5
6
7
8
9
CD
RD
TD
DTR
GND
DSR
RTS
DTS
RI
12345
6789
RS-232C jack
D-sub 9-pin
Projector Computer
Communications setting

19200bps, 8N1

1 Protocol

Consist of header (7 bytes) + command data (6 bytes).

2 Header

BE + EF + 03 + 06 + 00 + CRC_low + CRC_high

CRC_low : Lower byte of CRC flag for command data.

CRC_high : Upper byte of CRC flag for command data.

3 Command data

byte_0 byte_1 byte_2 byte_3 byte_4 byte_5
Action Type Setting code
low high low high low high

Command data chart

Action (byte_0 - 1)

Action Classification Content
1SET Change setting to desired value.
2GET Read projector internal setup value.
4INCREMENT Increment setup value by 1.
5DECREMENT Decrement setup value by 1.
6EXECUTE Run a command.
RS-232C COMMUNICATION

RS-232C adapter