7
4
A
1
2
Figure 13
Figure 14
Figure 15
Figure 16
Figure 17
Figure 18
4.After completing steps 2 and 3, check to see whether the wall bracket is securely fixed onto the housing
of the screen before hanging. Hang screen as shown below. (figure 18)
Ceiling Hang Installation
Choose tapping screws with hangers (or other screws with hangers, not provided) according to your
ceiling material. 5 x 40mm for wood ceilings and tapping screws for concrete ceilings are recommended.
1.Drill two identical holes with an electrical drill and ensure it is horizontal with the
Wall. Fasten hangers (not provided) into the ceiling (figure 13).
2.Use the M5 x 10 screws provided in the accessory package to fix the ceiling hanger into the wall bracket.
Ensure the tightening screws on the wall bracket are tightened and secure. (figure 14-15)
3.After inserting the ceiling hanger, ensure the grooves on the case housing match up with the mounting
bracket. To secure the case housing into the brackets, tighten the locking screws. (figure 16-17)
External IR sensor
Automatic Trigger Control Description
3.You can remove the 12V trigger wire if there is no need.
1.Insert one end of trigger into the trigger jack at left side of screen's end cap TRIG (Figure 22),, and insert another
end into 12V output hole.
2.When the projector is running, screen fabric will go down automatically; when the projector is closed, screen fabric
will retreat automatically.
External Controls (Central Control or RS232, Grandview Wall Switch) Function
Plug one side of the signal cord into the computer output jack at left side of the screen's end cap, the other side of
the singal cord to the Central Control jack, RS232 or Grandview Wall Switch (Figure 41-42), and then you can
control the up/stop/down of the screen via central control or computer.
IR Remote Control Function
1.When nothing blocks the sight of IR window, you can use the controller to control the screen (Figure43).
2.For hidden installation or IR window is blocked by something, please take out the External IR Receiver and plug
its head to the revelant hole, and then fix it at the position where IR signal is available. (Figure 44)
Figure 41
Figure 42
Figure 43
Figure 44
Figure 39
Figure 40
RS
232 3
P
(
TXD
)
RS
232 5
P
(
GND
)
COM
STOP
DOWN
UP
RS232 interface settings
：
bps
:：2400
data bit
：8
parity check
：
no
stop bit
：1
control code
：
up
：0
xff
,0
xee
,0
xee
,0
xdd
stop
：0
xff
,0
xee
,0
xee
,0
xcc
down
：0
xff
,0
xee
,0
xee
,0
xee
External IR slot
