Procedure 2.1 - Accessing the Service Mode
The EFX service mode software cycles through the following tests:
Upper and Lower Software Versions
Key Test
Factory Set
Display Test
Procedure
1. Plug the power cord into the wall outlet, then turn on the EFX with the on/off switch.
2. While pressing and holding the ENTER key, press the RESET, QUICK START and
RESISTANCE S keys, sequentially.
Diagram 2.1 - 5.25 Display