178 ADV200 • Quick start up guide
10.6.2 Procedure
1. Remove the bottom cover as indicated in paragraph 5.2.1.
B
B
C
2. To remove the top cover, loosen screws B by about 2 turns and slide out cover
C as shown in the gure.
3. To prevent damage to the connection of the keypad, the top cover can be
positioned as indicated in the gure.
Alternatively, remove the connector of the keypad and rest the cover in a safe place.
S1 (x1)
S2 (x2)
S2 (x2)
S1 (x1)
(S)