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Integration Scaling Multiswitcher
Installation
Step 1
Turn off power to the input and output devices,
and remove the power cords from them.
Step 2 — Video inputs
Inputs 1 through 8 — Connect RGB video,
component video, S-video, or composite
video to these female BNC connectors. See
below for format.
R/R-Y
R/R-Y
G/Y
G/Y
VID
VID
B/C
B/C
B-Y
B-Y
H/HV
H/HV
V
V
RGBHV
RGBS
RGsB or
Video
Video
Component
Video
Figure Q-1 — Video format for BNC
connections
Step 3 — Audio inputs
Inputs 1 through 8 — Connect up to eight
stereo or mono audio inputs to the 5-pin
captive screw input connectors. Wire the
connectors as shown below.
Do not tin the wires!
Tip
Ring
Sleeves
Tip
Ring
Balanced audio
Tip
Sleeve
Tip
Sleeve
Unbalanced audio
Figure Q-2 — Audio connections
Quick Start — ISM 824
R/R-Y
R/R-Y
R/R-Y
G/Y
G/Y
G/Y
VID
VID
VID
B/C
B/C
B/C
B-Y
B-Y
B-Y
6
S
U T
IN P
5
4
H/HV
H/HV
H/HV
3
2
1
T
S E
R E
V
V
V
T S
P U
5
IN
S-Video
Composite
4
3
Video
2
H z
/6 0
50
.
0
M AX
1
24
10 0-
1. 2A
Pin
1
2
3
4
5
6
7
8
9
ISM 824 Integration Scaling Multiswitcher • Quick Start
Step 4 — Video outputs
a.
Pass-through outputs — Connect video
devices to the BNC connectors for outputs
1 and 2. Connect cables as shown in figure
Q-1.
b. Install any optional output boards (see
figure Q-3), and connect the relevant display
device to the BNC connectors on the boards.
See figure Q-1 for cabling format.
Extron
ISM 824
Integration Scaling
Multiswitcher
b
U T
T P
O U
8
R /
R -Y
G /Y
U T
T P
B /
O U
5
B -Y
R /
R -Y
U T
H /
T P
O U
H V
3
R /
G /Y
R -Y
S
B /
V
U T
2
T P
B -Y
O U
G /Y
1
H /
B /
H V
-Y
B -Y
R /R
H /
V
S S
H V
PA
R U
-0 1
-Y
G /Y
TH
8
R /R
-5 47
V ID
70
7
B /C
V
B -Y
G /Y
V ID
V
H /H
IV .
B /C
U N
R
A LE
B -Y
S C
-0 1
-5 44
70
V
V
E O
H /H
V ID
R
A LE
-0 1
S C
R U
-5 45
T H
70
S S
2
P A
V
1
a
8
7
6
Figure Q-3 — Install Output cards
Step 5 — Audio outputs
Connect balanced or unbalanced stereo
audio or mono audio devices to the 5-pin
captive screw output connectors.
Step 6 — Serial ports
a.
If desired, connect a control system or
computer to the rear panel RS-232/RS-422
port.
Tip
Left
Ring
Sleeve(s)
Sleeve(s)
Tip
Right
Ring
Balanced Stereo Output
Unbalanced Stereo Output
CAUTION
For unbalanced audio, connect the sleeve(s) to
the center contact ground.
sleeve(s) to the negative (-) contacts.
RS-232
Function
RS-422
Function
—
Not used
—
Not used
TX
Transmit data
TX
Transmit data (-)
RX
Receive data
RX
Receive data (-)
—
Not used
—
Not used
Gnd
Signal ground
Gnd
Signal ground
—
Not used
Not used
—
—
Not used
RX+
Receive data (+)
—
Not used
TX+
Transmit data (+)
—
Not used
—
Not used
Figure Q-4 — Remote port pin
assignments
Align Output Card with
top and bottom plastic guides
of an open port.
Slide card in and secure
with screws.
U T
T P
O U
7
R /
R -Y
G /Y
B /
B -Y
H /
H V
V
A N
S C
N V.
C O
-0 1
-5 46
70
Tip
Left
NO GROUND HERE.
Tip
Right
NO GROUND HERE.
DO NOT
connect the
5
1
9
6
Female
1
5
6
9
Male
QS-1
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