Accessories And Spare Parts - TESTO 425 Instruction Manual

sales@GlobalTestSupply.com
Question Possible cause
Display: OTA Fail The update process "over
the air" of the measuring
instrument could not be
completed successfully.
Display: APP Lost Connection to the testo
Smart App was
interrupted. Keys are
locked for 3 s.

11.2 Accessories and spare parts

Description
®
Bluetooth /IRDA printer
www.
11 Tips and assistance
Possible solution
Restart the measuring
instrument and testo Smart
App and check the
®
Bluetooth connection.
Restart the measuring
instrument and testo Smart
App and check the
®
Bluetooth connection.
Order no.
0554 0621
Testo-Direct
35
1.888.610.7664
.com