L1
Service
Manual
TCL
Communication Ltd.
Rev.
2002D Level 1 Service Manual
Page
1.0
23/26
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4.3 Change CU
You can change the handset
’s CU by using the Multi-port download tool.
(1) Make sure the drive is installed;
(2) Power on the handset and input *#1923# on the idle -> Para set -> USB Log -> Open -> OK;
(3) Connect the handset and PC with USB cable;
(4) Open the Multi-port download tool, click
“Update CU Info”