The G-Registers Are Cleared Despite The Cpu Link Set In Hold Mode (Or Reset) When Another Cpu Stops - Hitachi LQE550 User Manual

6.4.3 The G-registers are cleared despite the CPU link set in hold mode (or reset) when
another CPU stops
Check out and take action as set forth in Table 6-6. If the suggested remedy does not help,
replace the CPU link module.
Table 6-6 Probable Cause of the Inability for the Setting to
Probable cause
The LADDER switch has not been set from
STOP to RUN after the CPU link was set or
reset.
Take Effect, and Remedial Actions
6-11
Set the LADDER switch from STOP to RUN
or reset the CPU.
The transfer area and hold/clear setup
information does not take effect until the CPU
module LADDER switch is set from STOP to
RUN or the CPU module is reset.
6 MAINTENANCE
Action