Disassembly; Removal Of The Main Battery And The Backup Batteries; Removal Of The Battery Pack Cover; Removal Of The Lower Case Block - Casio IT-2000 Service Manual

6. DISASSEMBLY

6.1 Removal of the main battery and the backup batteries

1 Slide the open lever to open the battery
pack cover.
2 Remove the main battery.
3 Unscrew (a M1.7 × 3.8), then remove the
backup battery cover.
4 Unscrew two screws (b M1.7 × 3.2), then
remove the backup batteries.

6.2 Removal of the battery pack cover

1 Pull the slit in order to remove the battery
pack cover.

6.3 Removal of the Lower case block

1 Unscrew four screws (c M2 × 8).
2 Unscrew two screws (d M2 × 6).
3 Unscrew two screws (e M2 × 12.5).
4 Open the lower case by lifting the Card Slot
side.
PRECAUTION
* Since the Upper case block and the Lower case block are connected by FPC Cable do not pull forcibly.
a M1.7 × 3.8
b M1.7 × 3.2
e M2 × 12.5
d M2 × 6
Lower Case
— 26 —
Open lever
Battery
Pack
Cover
Slit
c M2 × 8
Card Slot side
Upper Case