Samsung SPH-A900 Service Manual page 25

6-4 Test Procedure
6-4-1 CDMA/PCS mode
- Change the test mode
A. To change the phone's state from Normal Mode to Test Mode, You should enter the following keys.
: Press [ 4 7 * 8 6 9 # 1 2 3 5 ]
B. The command "0 0 1" is Suspend.
C. The command "0 2 2" is mode and channel change.
"2 0 3 6 3"
"3 0 6 0 0"
and press enter key from the soft key board to save mode/channel value..
D. The command "0 0 1" is Suspend.
E. To finish the Test Mode, You should enter the command "0 0 2".
- Channel selection and Tx power output level control
CDMA
A. Enter to Test Mode [ 4 7 * 8 6 9 # 1 2 3 5 ]
B. "0 0 1" : Suspend.
C. The command "0 2 2" is mode and channel change
"2 0 3 6 3"
Push the [OK] key to save.
Channel number
Mode:CDMA
Channel number
Mode:PCS
Channel number
Mode:CDMA
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6-5
Test Procedure