LED

Trouble Shooting
| Step | Cause | Solution | Parts |
| 1 | Cover open sensor defective. | Replace the cover open sensor. <Video> | Cover open switch (003-6978-0-SP) |
| 2 | Main broad defective. | Replace the main board MBA942. <Video> | Main Board AV332 (004-3605-9-SP) AV332U (004-3605A-9-SP) |
