Mitsubishi Electric Q172DCPU User Manual page 43

2 SYSTEM CONFIGURATION
Item
Self diagnostic error
Rotary switch
0
Rotary switch
0
Be sure to turn OFF the Multiple system power supply before the rotary switch setting change.
7-segment LED
POINTS
(1) An error is displayed at the 7-segment LED, confirm the error number etc. using
MT Developer.
(2) Refer to the Motion CPU error batch monitor of MT Developer or error list of
Programming Manual for error details.
(3) Rotary switch assignment
(a) Rotary function select 1 switch (SW1)
(Note)
Setting
0 Normal mode
A Installation mode
(b) Rotary function select 2 switch (SW2)
(Note)
Setting
0 Mode operated by RAM
6 Mode operated by ROM
C SRAM clear
" AL" flashes 3 times
Steady " A1" display
4-digits error code is
displayed in two sequential
flashes of 2-digits each.
Mode
Normal operation mode
Installed the operating system software using
MT Developer
Mode
Normal operation mode
(Operation by the setting data and parameters
stored in the SRAM built-in Motion CPU module.)
Mode to operate based on the setting data and
parameters wrote to the FLASH ROM built-in
Motion CPU module.
SRAM "0" clear
CAUTION
2 - 22
Remark
Setting error of the Multiple CPU system
Refer to the "Q173DCPU/Q172DCPU
Motion controller Programming Manual
(COMMON)" for details.
Description
(Note): Not to be set except above setting.
Description
(Note): Not to be set except above setting.