IGT PE+ Poker: Constant Door Open Message (Suspect Bad LED)

Before removing the processor board, check the following areas:

• Verify optic alignment
• Use input test to verify if the phototransistor is good (use a flashlight to simulate a LED)
• Verify that the bill validator door switch is closed
• Test for – 8 to 10 VDC across J/P 170
• If the door LED is nonfunctional, then remove and replace LED
• If that doesn’t work, try the following steps:

Replace the processor board with a “known good” one

• If the processor board seems bad, check eBay for replacement or repair service
• If the processor board is good, then replace the motherboard
• To repair the motherboard, use this diagram to isolate the bad trace
• If the motherboard and processor board are good, then use this diagram to test for wire continuity