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MSD-402 Command Guide
6
2 Setup and specification of communication
2.1 RS-232C communication
2.1.1 Setup RS-232C communication
(1) Connect the MSD and the control device over an RS-232C cable.
If connecting an RS-232C cable to the provided 3-pin terminal block, please assemble the cable as
needed. For connecting the terminal block, see
”.
(2) Set the RS-232C communication as follows:
・
RS-232C communication: baud rate, data bit length, parity check, and stop bit
【
Reference: User
’s Guide
】
(3) For the control device, set the same values in the same way as RS-232C communication (baud rate,
data bit length, parity check, and stop bit) in step (2) above.
(4) Send a communication command from the control device to the MSD in order to check the control
status of the MSD.
AC 100-240V 50Hz / 60Hz (FUSE T2.5A 250V)
FG
RS-232C
LAN
UPDATE
AUDIO OUT 2
AUDIO OUT 1
R
L
R
L
R
L
R
L
R
L
R
L
R
L
AUDIO IN 5
AUDIO IN 4
AUDIO IN 3
AUDIO IN 2
AUDIO IN 1
IN 3
HDMI / DVI
IN 2
HDMI / DVI
OUT 1
OUT 2
HDMI / DVI
HDMI / DVI
LINK
B
OUT 2
HDBaseT
LINK
B
OUT 1
HDBaseT
A
A
ANALOG RGB / YPbPr / VIDEO
IN 4
ANALOG RGB / YPbPr / VIDEO
IN 5
Step (2)
Step (1)
RS-232C cable
Step (4)
Communication
command
Step (3)
Laptop
[Fig. 2.1] Setting RS-232C communication
■
Operation example of RS-232C communication
Laptop
Projector
RS-232C cable
Twisted pair cable
RS-232C cable
Power amplifier
Communication
command to MSD
Outputs control
command to external
device
HDC series receiver
Not connected (RS-232C connector
operates normally)
Rx
R
S-2
3
2
C
L
A
N
Cat6 Rx for HDMI
POWER
LINK
HDCP
STATUS
POWER
LINK
HDCP
POWER
LINK
HDCP
STATUS
FG
D
C
5
V
2
A
HDC-RH100-C
IN
PU
T
DON'T
CONNECT
LAN
H
D
B
a
s
e
T
CAUTION
!
(M
A
X
2
M
)
H
D
M
I
O
U
T
PU
T
AC 100-240V 50Hz / 60Hz (FUSE T2.5A 250V)
FG
RS-232C
LAN
UPDATE
AUDIO OUT 2
AUDIO OUT 1
R
L
R
L
R
L
R
L
R
L
R
L
R
L
AUDIO IN 5
AUDIO IN 4
AUDIO IN 3
AUDIO IN 2
AUDIO IN 1
IN 3
HDMI / DVI
IN 2
HDMI / DVI
OUT 1
OUT 2
HDMI / DVI
HDMI / DVI
LINK
B
OUT 2
HDBaseT
LINK
B
OUT 1
HDBaseT
A
A
ANALOG RGB / YPbPr / VIDEO
IN 4
ANALOG RGB / YPbPr / VIDEO
IN 5
Outputs control command
to external device
[Fig. 2.2] Sample application of RS-232C communication