User manual

Mobile Computer MC 95xx
ex
-NI
Type B7-A29.-…………
Operation
Technical data subject to change without notice.
Issue: Revision 1 / March 2011
Page 35 of 57
4.7 Keypad
4.7.1 Replacing Keypad
The MC 95xx
ex
-NI has interchangeable modular keypads.
Caution!
- The keypad may only be changed outside the hazardous area!
- It must be ensured that only original keypads are used in safety-oriented operation.
- The use of imitation keypads from other manufacturers will render the type of
ignition protection ineffective and there will then be a risk of fire or explosion.
Attention!
- Power off the MC 95xx
ex
-NI before start of change parts.
- Put the MC 95xx
ex-
NI into suspend mode before you remove the battery. Failure to
properly remove the battery may cause the MC 95xx
ex
-NI to cold boot and potential
loss of data.
If the MC 95xx
ex
-NI is in suspend mode, press the Power button to wake the device. Wait
for the MC 95xx
ex
-NI to fully awake from suspend mode.
(1) Press the Power button to suspend the MC 95xxex-NI.
(2) Wait for red Decode LED to turn on and then turn off.
(3) Unhook the handstrap.
(4) Remove the battery.
(5) Remove and discard two screws securing the keypad to the housing.
(6) Slide the keypad down toward the bottom of the device and then lift.
Remove screws Remove keypad
(7) Align the new keypad with the housing.
(8) Press the keypad down and then slide the keypad up.