DP-U50
DP-U50
6
●
Starting DIAG
While the opening message appearing at the power ON is on display, press the “DSP” key 3 times; quickly at
the first and second times and keep pressing it at the third time until the DIAG function is started.
●
Display when DIAG function is started
First, “DIAG” appears on the FL display of the main unit, followed by the version of the
microcomputer for 1 second (e.g., 1.000f), the checksum of the microcomputer for 2 seconds
(e.g., 7720) and finally the DIAG menu (e.g., 1: ALL). Also, all the function LED segments light
up.
Version of the microcomputer
Checksum of microcomputer
D I A G
1 . 0 0 0 f
7 7 2 0
1 :
A L L
1 second
later
2 seconds
later
DIAG started
(*1) When there is a history of the protection function
recorded, the type of the last protection function in the
record appears.
When there is no protection function history (*1)
Some seconds
later
DIAG menu