6
3.1.2 Rear Panel
①
SOURCE1~SOURCE4:
Four type-A female HDMI input ports to connect HDMI
source devices (PC, Blu-
ray Disc™ or DVD player, etc.).
②
PC1~PC4:
Four type-B USB ports to connect PCs. The PC can be a source
device connected to the corresponding HDMI input port.
③
DEVICES (1~3):
Three type-A USB ports to connect USB devices (Keyboard,
Mouse or camera, etc.). These USB devices are used to control the PC which is
connected to the selected HDMI input port and the corresponding type-B USB
port. These type-A USB ports can power these USB devices with 1A.
④
DISPLAY:
Type-A female HDMI output port to connect display device (e.g.
Projector).
⑤
AUDIO OUT:
3-pin terminal block to connect speakers or amplifiers for audio
output.
⑥
GR1~GR4:
Four 3-pin terminal blocks to connect four SC-GRHU table
grommets for source selection and black screen setting.
⑦
RS232:
3-pin terminal blocks to a control device (e.g. PC) to control the
switcher.
⑧
DC 12V:
Power port for power adapter connection.
GR4
DC 12V
DISPLAY
GR1
GR3
GR2
RS232
Tx
Rx
OB
SM
OB
SM
SOURCE 1
PC 1
PC 2
PC 3
PC 4
SOURCE 2
SOURCE 3
SOURCE 4
DEVICES
OB
SM
OB
SM
1
3
2
AUDIO OUT
1
4
5
6
8
2
3
7