A sudden power outage or battery failure (especially the RAM/SRAM battery) can corrupt system files, preventing the software from loading.

: A bad Teach Pendant (TP) cable or a faulty TP itself can occasionally prevent the system from advancing. Common Solutions Perform an "INIT Start"

One minute passes. Then five. Then fifteen. The machine remains frozen in this limbo, neither fully operational nor completely dead. For any production manager or maintenance tech, this is a nightmare scenario. That single message represents costly downtime, missed deadlines, and mounting stress.

screen, you are not alone. This common hang-up usually indicates that the boot process has stalled before the main operating system can take over, often due to corrupted memory or hardware communication failures.

If an INIT start doesn’t work, use a known good image backup from a USB or PCMCIA card to re-flash the system software. 3. Basic Hardware Checks

: Commonly means the system is waiting or has a deep hardware fault. Only a dot