Siemens SIMATIC PG 720 PII Manual page 38

Programming device
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Installing and Operating the PG 720
Note
You can speed up the discharge stage by deactivating the Power
management functions in the BIOS (see Setup menu, Section 6.1.4
Power Savings Disabled....). Under Windows 98 you can achieve the
fastest possible discharge by clicking Taskbar > Start > Settings >
Energy Management > Energy Schematics > Settings for Energy
Schematics > Battery Mode and entering 'Never' in all categories.
Displaying Charge
The battery charge status is shown in the Summary screen (see
Status
Figure 6-6). You can freeze this screen for viewing by hitting the Pause
key as soon as the Summary screen appears as the programming
device powers up.
Windows 98 has a convenient feature for viewing the battery charge
status. To check the battery charge status: Taskbar > Start > Settings
> Energy Management > Battery Indicator.
Battery Mode
If no external power unit is connected, the PG 720 can operate on the
built-in rechargeable battery.
1. Switch on the programming device. Check that the battery is
Note
The battery charge status is displayed in the Summary screen at the
end of the system boot phase; you can also check the charge status
under Windows 98.
2. Work with your PG 720 in the usual way.
3. When the Battery LED turns red in battery mode, the battery has
4-4
adequately charged before you start work.
discharged to a minimal residual-charge level. Save your data and
close your work session.
PG 720 PII Programming Device
C79000-G7076-C756-02

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