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Tools
Use a screwdriver to open the unit.
Opening the
To open your PG 720, proceed as follows:
PG 720
1. Switch off the PG 720, pull out the power supply connector, and
2. Lower the keyboard and detach it.
3. Incline the unit to 90 . To stabilize the unit, pull out the extra support
4. Open the cover of the battery compartment and disconnect the
5. Remove the two screws beneath the handle.
6. Lift the front section clear of the housing.
7. Disconnect the CD-ROM ribbon cable and the audio cable from the
8. Lay the front section with the display on a soft, flat surface.
Figure 5-1 PG 720 prepared for opening
PG 720 PII Programming Device
C79000-G7076-C756-02
remove all connecting cables from the unit, including the keyboard
cable.
and the fold-down bracket.
battery.
drive plug of the backplane.
2
Snap catches on the base of the unit
PG 720 Expansions
Screws
beneath handle
Pull out support
5-3
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