Applicable Systems
Kone Elevator
Symptoms
NVRAM capacity insufficient or damaged detected during power-up
Possible Causes
- NVRAM chip failure
- insufficient memory capacity
- data corruption in NVRAM
Troubleshooting Steps
- Step 1: Check NVRAM capacity
Verify the fault is resolved after completing this step. - Step 2: verify NVRAM integrity
Verify the fault is resolved after completing this step. - Step 3: replace NVRAM chip if damaged
Verify the fault is resolved after completing this step.
How to Reset
Replace NVRAM; power cycle
Source: baijiahao (KONE codes); doc88.com; docin.com
Category: Elevator