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5. Connect the other end of the conversion connector to handset.
6. The photo below shows handset, Communication Box and a PC
(all connected).
Make sure handset and Communication Box Cable 1 are connected
via the conversion connector.
Note:
• Handset must be turned off before making any connections.
Press and hold the Power key to turn off handset.
Do not turn off in other ways. Malfunction may occur and the MOT
file rewrite operation may fail.
• Make sure the handset battery is sufficiently charged.
If the battery is low, the MOT file rewrite operation may fail.
Charge the battery before the operation.
• Disconnect the AC charger from a cable for upgrading.
When rewriting MOT files using the upgrading tool, do not connect
the AC charger to the cable.
If you connect the cable connected to the AC charger to handset,
charging starts and the MOT file rewrite operation is interrupted.
• All SET POWER SW on Communication Box must be turned off.
If handset is connected with SET POWER SW turned on, charging
starts and the MOT file rewrite operation is interrupted.
• Make sure handset and Communication Box Cable 1 are
connected via the conversion connector.
(When using Communication Box, the only handset connected to
Cable 1 can be operated on the PC.)
CONFIDENTIAL
TM200 1ADJUSTMENTS, PERFORMANCE CHECK, AND FIRMWARE UPGRADE
2 – 7
4-4-3. Rewriting MOT files
This section describes how to rewrite MOT files.
1) Downloader for Emergency
1. Click "Downloader for Emergency".
2. The upgrading tool is activated.
200
200
Note: Disable the power saving mode before rewriting MOT files.
If the power saving mode is active, the rewrite operation may fail
depending on the PC.
X.XX
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