Beckhoff C9900-G050, Руководство пользователя

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Maintenance
CP37xx-1600 47 Version: 1.1
NOTE
Motherboard failure
Scratches on the motherboard may cause the motherboard to fail.
• Be very careful when replacing the battery and be sure to avoid scratches on the motherboard.
The Panel PC does not contain a lithium-ion battery. The motherboard battery is a CR2032 lithium-metal
cell. It is used to supply power to the clock integrated on the motherboard. If the battery is depleted or
missing, the date and time are displayed incorrectly.
Table 24: Technical data of the battery.
Battery type Electrical properties (at 20 °C) Dimensions
Nominal voltage Nominal capac-
ity
Diameter Height Weight
CR2032 3.0 V 225 mAh 20.0 mm 3.20 mm 3.1 g
Chapter 7.2 Maintenance [ } 45] shows how to access the battery.
To change the battery, proceed as follows:
1. Pull the battery out of the Panel PC with needle-nose pliers.
2. Insert the new battery into the PC by hand. Pay attention to the correct polarity. The negative pole of the
battery must face the display (see Fig. 38).
-
+
Fig. 38: CP37xx-1600_replacing the battery
To dispose of the battery, remove it, tape off the poles and put it in the battery disposal.