2.3 System Data Control
Feature Guide
195
2.3.7
Firmware Upgrade
Description
It is possible to upgrade the PBX software via the Serial Interface (RS-232C) port or USB port using the KX-
TE Maintenance Console software. Even if a user upgrades the PBX software, the system data will not be
lost. For more information on how to upgrade the PBX software, refer to the on-line help.
Conditions
•
The ROM and the firmware version can be confirmed through system programming (
Installation Manual References
Summary of Contents for KX-TES824
Page 13: ...Feature Guide 13 Section 1 Call Handling Features ...
Page 171: ...Feature Guide 171 Section 2 System Configuration and Administration Features ...
Page 192: ...2 3 System Data Control 192 Feature Guide User Manual References 4 2 1 Feature Number Table ...
Page 198: ...2 4 Fault Recovery Diagnostics 198 Feature Guide ...
Page 199: ...Feature Guide 199 Section 3 Programming Instructions ...
Page 279: ...Feature Guide 279 Section 4 Appendix ...
Page 290: ...4 3 Revision History 290 Feature Guide ...
Page 291: ...Feature Guide 291 Index ...
Page 297: ...Index Feature Guide 297 ...