Operating Instructions

Table Of Contents
Chapter 4Troubleshooting
Service Information
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Siemens Industry, Inc.
Owner's Manual
588-781
Building Technologies
2018-10-01
Electrostatic Discharge
An electrostatic discharge (ESD) wrist strap is generally not required when installing or
servicing a TC Modular. However, if the field panel is installed in a very dry
environment where a high static discharge is likely, an ESD wrist strap is
recommended.
Error Status Messages
For error status message descriptions, see the TALON Firmware User's Manual (588-
580) (588-580).
Ordering Replacement Parts
If a TC Modular Series is not operating correctly, it should be replaced.
Replacing the Batteries
CAUTION
AC power must be ON during battery replacement. Otherwise, data loss will occur.
NOTE:
The battery is taped in the tray to secure it during shipping. The tape does not need to
be replaced.
1. Pull the release tab on the curved side of the battery compartment cover.
2. Remove the battery compartment cover.
3. Remove the failed battery, and place a fresh battery in the tray with the positive (+)
and negative (-) ends properly aligned.
For the AA battery, make sure the positive (+) and negative (-) ends are
properly aligned.
For the coin cell battery, make sure the positive (+) side is facing up.
4. Replace the battery compartment cover.
Figure 38: Replacing the AA Battery.