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7 RTC Backup Batter y Module
This optional battery mezzanine module is provided for applications requiring backup power for the
RTC. It is supplied with up to two parallel-connected 3V lithium batteries. The module is field-replace-
able. The batteries themselves are not replaceable. The RTC Backup Battery module utilizes the J7 con-
nector for interfacing with the AMC module.
Note:
If the RTC Backup Battery module is installed, the J7 interface is not available for the SATA
Flash module.
7.1 Te ch n i c a l S p e c i f i c a t i o n s
Table 42: RTC Backup Battery Module Main Specifications
FEATURES
Board-to-Board
Connector
Batter y
Temperature Range
Climatic Humidity
Dimensions
Board Weight
7.2 R T C B a c ku p B a t t e r y M o d u l e L ay o u t
Figure 17: RTC Backup Battery Module Layout (Top and Bottom Views)
www.kontron.com
One 34-pin, male, board-to-board connector, J1, for interfacing with the AM4024(E)
Up to two 3.0V lithium batteries
UL-approved
Operational: - 5°C to + 55°C
Storage:
-30°C to + 60°C
93% RH at 40°C, non-condensing (acc. to IEC 60068-2-78)
70 mm x 28 mm
ca. 14 grams
BT1
SPECIFICATIONS
BT2
J1
User Guide
AM4024(E)
60
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