Marquee 8521 Ultra Green (HUD) User's Manual
2-2
Installation
&
Setup
2.2.1 IR Remote Battery Replacement
Locate the battery compartment at the back side of the
keypad. Squeeze the latch to open the door. Replace
the batteries. For an IR remote keypad, place four AA
size, 1.5V alkaline batteries in the compartment
ensuring that the +/- orientation of each battery is
correct. Position the compartment door into place.
!
WARNING: DO NOT INSTALL BATTERIES IN
THE KEYPAD IF A BUILT-IN OR WIRED
REMOTE CABLE IS ATTACHED TO IT. THIS
MAY CAUSE THE BATTERIES TO EXPLODE.
Battery
Compartment
Latch
Figure 2-1. Remote Control Battery Replacement
2.2.2 Remote Control Conversion or Protocol Setting Change
If converting the keypad to an IR remote or changing protocol, unplug the cable connector. Locate the jumper
wires next to the cable connector location. The jumper wires control the keypad's operating settings.
JP1
3 2 1
3 2 1
3 2 1
3 2 1
JP2
JP3
JP4
JP1
PROTOCOL A
PROTOCOL B
3 2 1
3 2 1
JP2
(ALWAYS)
3 2 1
JP3
(ALWAYS)
3 2 1
JP4
BUILT-IN OR
WIRED KEYPAD
IR REMOTE KEYPAD
3 2 1
3 2 1
Figure 2-2 Remote Control Jumper Settings
JP1:
This jumper setting is important if the keypad is
configured for remote operation. There are two keypad
protocols: A and B. These protocols are available to
allow two projectors in the same room to be
independently controlled by separate remote keypads.
The protocol setting of the keypad must match that set in
the projector's Keypad Options menu ([
UTIL
] [
6
] [
1
]).
For more information about keypad protocols, refer to
the Remote Control Options entry in Section 3.6, Utility
Features.
JP2:
This jumper must always be set between pins 1
and 2 as shown; otherwise, the projector will not respond
correctly to keypad commands.
JP3:
This jumper must always be set between pins 1
and 2 as shown; otherwise, the backlit feature will be
disabled and the projector will not respond correctly to
keypad commands.
JP4:
The JP4 jumper setting sets the keypad type. If
you are converting the keypad to an IR remote, move
the JP4 jumper from between pins 2 and 3 to pins 1 and
2.Power Connection
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