YASKAWA MP2100 Series - Startup Sequence

6 Basic System Operation
6.2.4 Startup Sequence
6-6
6.2.4 Startup Sequence
A basic outline of the startup sequence and basic operation of the MP2100/MP2100M is shown below.
FLASH
ON
OFF
Power ON
Startup self-
diagnosis
Memory clear
Interrupt signal
Execute DWG.I
Input
High-
speed scan
Low-speed
scan
Input
Execute DWG.H Execute DWG.L
Output Output
End after one
execution
Online self-
diagnosis
Check
mode switch
(INIT)*
1
Copy from flash
memory to RAM
Normal operation
Check
mode switch
(CNFG)*
2
Configuration
mode
Execute self-
configuration
Check mode
switch (STOP)*
3
Start watchdog
timer
Stop user pro-
gram execution
S2 indicator
lights green
Execute DWG.A
(ladder program)
S1 indicator
lights green
Background
Ladder program
High
Order of priority
S1 indicator
lights green
*1. MP2100: Mode switch 1-1
MP2100M: Mode switch 1-4
*2. MP2100: Mode switch 2-3
MP2100M: Mode switch 1-3
*3. MP2100: Mode switch 1-2
MP2100M: Mode switch 1-6