Sharp GX10i Service Manual page 26

GX10i
(6) Matters to be attended to the downloading operation.
[If using a Data cable:]
1. Make sure to remove the AC charger from the Data cable. Otherwise it may cause the charging application to be
activated, resulting in failure to download.
2. Use a fully charged battery for the downloading operation.
Remove the battery from the phone to terminate software after the download is completed.
3. If the battery is not charged enough, the downloading operation may not be completed. Make sure to fully charge
the battery before downloading.
4. If the downloading operation is cancelled or interrupted due to an error, remove the battery, attach it back, and start
over the operation.
5. Start downloading after the phone is properly turned off in order to clear the Backup RAM.
6. Note that if you select "FileSystem Initialize" for the downloading operation, the data stored in the phone will be
deleted.
[If using "communicationBoxVer . 2G":]
1. Switch on the Power buttons on the Box No.10 to No.1 in descending order when "Sending Sync Byte.../Press
Power Button" appears. If the button 1 is switched on first, it results in failure of the downloading operation on phones
that are connected to the cable 2 to 10.
2. Remove the battery. There is no damage to the phone even if the battery is inserted. However, the software of the
phone may not terminate. In this case, remove the battery to turn off the phone after the download is completed.
3. The time to erase the program data differs depending on the phone.
If for the erasing operation fails after 100 seconds of wait time, increase "Wait Time", although it takes more time
to finish downloading.
4. Start downloading after turning off the phone in order to clear the Backup RAM.
5. Note that if you select "FileSystem Initialize" for the download, the data stored in the phone will be deleted.
3.3.5.3 Error message chart
(1) Error messages for the upgrading tool (on the PC)
No.
1 Unable to open file
2 Unable to receive Sync Byte
3 Cannot communicate to port
4 RAM Loader not responding to commands
5 RAM Loader cannot understand commands
6 Unable to program flash
7 Unable to reconfigure port
CONFIDENTIAL
Message
2 – 22
Description
File open error
Failed to open MOT file to download.
Communication error
Could not be synchronized with Boot ROM
Serial setting error
Wrong serial port was selected.
Communication error
No response from the downloaded loader.
Communication error
Received undefined response from the loader.
Flash operation error
Failed to write or erase the Flash ROM.
Serial setting Error
Selected COM port is still in use.