Mitsubishi Electric Q172DCPU User Manual page 42

2 SYSTEM CONFIGURATION
Item
Start
Normal
Installation mode
Mode operated by
RAM
Operation
mode
Mode operated by
ROM
STOP
RUN
Early stage warning
(2.7V or less)
Battery
error
Final stage warning
(2.5V or less)
Operating system software
not installed
System setting error
Servo error
WDT error
(2) 7-segment LED display
The LED displays/flashes in the combination with errors.
7-segment LED
Initializing
" " remains flashing
Steady "INS" display,
" " remains flashing
" " remains flashing
Steady "INS" display,
" " remains flashing
Steady "STP" display
Steady "RUN" display
Steady "BT1" display
Steady "BT2" display
"A00" remains flashing
" AL" flashes 3 times
Steady " L01" display
" AL" flashes 3 times
Steady " S01" display
Steady "..." display
2 - 21
Remark
It takes about 10 seconds to initialize
(RUN/STOP display).
Normal operation
Mode to install the operating system
software via personal computer.
Mode to operate based on the user
programs and parameters stored in the
SRAM built-in Motion CPU module.
Mode to operate after the user programs
and parameters stored in the FLASH
ROM built-in Motion CPU are read to the
SRAM built-in Motion CPU.
Stopped the Motion SFC program.
Executed the Motion SFC program.
Displayed at battery voltage 2.7V or less.
Refer to Section "6.5 External Battery".
Displayed at battery voltage 2.5V or less.
Refer to Section "6.5 External Battery".
It becomes the status of installation mode
when the operating system software is
not installed.
System setting error of the Motion CPU
Refer to the "Q173DCPU/Q172DCPU
Motion controller Programming Manual
(COMMON)" for details.
Servo error of the Motion CPU
Refer to the "Q173DCPU/Q172DCPU
Motion controller (SV13/SV22)
Programming Manual (REAL MODE)" or
"Q173DCPU/Q172DCPU Motion
controller (SV22) Programming Manual
(VIRTUAL MODE)" for details.
H/W fault or S/W fault
Refer to the "Q173DCPU/Q172DCPU
Motion controller (SV13/SV22)
Programming Manual (REAL MODE)" or
"Q173DCPU/Q172DCPU Motion
controller (SV22) Programming Manual
(VIRTUAL MODE)" for details.