Yaskawa MP920 User's Manual Design - Manual (Page 301)

5 Modules
5.5.4 Pulse Output Module (PO-01)
5-106
Normal
operation One of Module numbers 1 to 16 will be displayed.
The Module is operating normally and there is no
error or alarm.
Serious fault A two-digit error code appears following F.
Examples:
F
→ 0 → 1: Watchdog timeout error
F → 0 → 2: Synchronization error
F → 4 → 1: ROM diagnostic error
F → 4 → 2: RAM diagnostic error
F → 4 → 3: Shared memory diagnostic error
F → 4 → 4: Built-in CPU timer diagnostic error
F → 4 → 5: JL-035 diagnostic error
F → 4 → 8: Illegal general instruction interrupt
F → 4 → 9: Illegal slot instruction interrupt
F → 5 → 0: CPU address error interrupt
F → 5 → 1: DMA address error interrupt
F → 5 → 2: User break interrupt
F → 5 → 3: Trap instruction interrupt
F → 5 → 4: UPD71054 diagnostic error
Axis 1 Alarm 1. Motion setting parameter setting error
(See IB 001.)
2. Alarm occurrence (See IL 22.)
3. Motion command abnormal end
(When IB 155 = ON)
Axis 2
Axis 3 Error Motion fixed parameter setting error
(See IB 002.)
Axis 4
Other CPU
operation stop Some other module is stopped.
For example, check whether the CPU Module is
stopped.
(cont’d)
Display Category Meaning
or
followed by error code