• Code: 675-009
• Description: Board Power Error-2 IOB 2: 24VINT power off error The machine detects 24 V power off from the IOB 2.
• Causes: • PSU-EA1 defective
• Remedy: Check or replace the PSU-EA1.

• Code: 675-010
• Description: Board Power Error-2 IOB 2: 24VINTA The machine detects 24 V power off from the IOB 2.
• Causes: • PSU-EA1 defective • FU101 on the IOB 2 shorted or opened
• Remedy: 1. Replace the IOB 2. 2. Check or replace the PSU-EA1.

• Code: 676-001
• Description: Board Power Error-3 PSU-EA1: 24V_ch3 power off error The machine detects 24 V power off from the PSU-EA1.
• Causes: • Harness broken or disconnected • PSU-EA1 defective
• Remedy: 1. Check or replace the harness. 2. Replace the PSU-EA1.

• Code: 676-002
• Description: Board Power Error-3 IOB 2: 24V_3A power off error The machine detects 24 V power off from the IOB 2.
• Causes: • PSU-EA1 defective • FU103 on the IOB 1 shorted or opened
• Remedy: 1. Replace the IOB 1. 2. Check or replace the PSU-EA1.

• Code: 676-003
• Description: Board Power Error-3 IOB 2: 24V_3B power off error The machine detects 24 V power off from the IOB 2.
• Causes: • PSU-EA1 defective • FU102 on the IOB 1 shorted or opened
• Remedy: 1. Replace the IOB 1. 2. Check or replace the PSU-EA1.

• Code: 676-004
• Description: Board Power Error-3 IOB 2: 24V_3C power off error The machine detects 24 V power off from the IOB 2.
• Causes: • PSU-EA1 defective • FU104 on the IOB 1 shorted or opened
• Remedy: 1. Replace the IOB 1. 2. Check or replace the PSU-EA1.

• Code: 677-001
• Description: Board Power Error-4. PSU-EA1: 24V_ch4 power off error The machine detects 24 V power off from the PSU-EA1.
• Causes: • Harness broken or disconnected • PSU-EA1 defective
• Remedy: 1. Check or replace the harness. 2. Replace the PSU-EA1.

• Code: 677-002
• Description: Board Power Error-4. IOB 1: 24V_3A power off error The machine detects 24 V power off from the IOB 1.
• Causes: • PSU-EA2 defective • FU106 on the IOB 1 shorted or opened
• Remedy: 1. Replace the IOB 1. 2. Check or replace the PSU-EA2.