Casio IT-9000 Series Service Manual page 55

[4] Current - Charge (AC Adapter)
[ NOTE ] Before starting test, set a battery pack that is not fully charged (7.8 V or less) to IT-9000,
and then supply power to IT-9000 from the AC adaptor.
No. Operation
Select "[4].Current -
Charge(AC Adapter)" from
MENU-5 screen.
1
[6] SD Write Protect
[ NOTE ] Be sure that the lock switch of the SD card is not set to the write-protect position, and
then insert the SD card into the SD card slot of IT-9000.
No. Operation
Select "[6].SD Write Protect"
from MENU-5 screen.
When the screen on the right
appears, remove the SD card
and press the "ENT" key.
1
2
Display
Display
– 48 –
IT-9000
Test Details
Automatically judges if the
current value is within –100 to
–1200 mA.
If OK.
The screen returns to the menu
screen.
If out of range (Failure):
An error indication is displayed.
Press the "ENT" key to return to
the menu screen.
Test Details
Write protect signal becomes
invalid.
Automatically judges if the write
protect signal becomes valid.
If OK:
The screen returns to the menu
screen.
If any problem:
An error indication is displayed.
Press the "ENT" key to return to
the menu screen.