Trace Option [Menu 4]; Call Timer [Menu 5]; Fact. Reset [Menu 6]; S/W Version [Menu 7] - LG B2050 Service Manual

9.4 Trace option [MENU 4]

This is NOT a necessary menu to be used by neither engineers nor users.

9.5 Call timer [MENU 5]

This menu is to set the Digital Audio Interface Mode for Speech Transcoderand Acoustic testing.
1) All calls : This displays total conversation time. User cannot reset this value.
2) Reset settings : This resets total conversation time to this,[00:00:00].
3) DAI DOWNLINK : Speech decoder test
4) DAI OFF : DAI mode off

9.6 Fact. Reset [MENU 6]

This Factory Reset menu is to format data block in the flash memory and this procedure set up
the default value in data block.
Attention
1) Fact. Reset (i.e.Factory Reset) should be only used during the Manufacturing process.
2) Servicemen should NOT progress this menu, otherwise some of valuable data such as Setting
value, RF Calibration data, etc. cannot be restored again.

9.7 S/W version [MENU 7]

This displays software version stored in the phone.
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9. ENGINEERING MODE