Dixie Narco 90 Series - Troubleshooting Chart Multidrop Coin Mech; Note Acceptor; Problem: Note acceptor will not accept notes, and the exact change light is off.

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HIGH LEVEL NOTE ACCEPTOR TROUBLESHOOTING CHART (ALL ACCEPTORS)
Problem: Note Acceptor will not take note or display credit when it does take note.
A
Enter diagnostic menu and
advance to “nA”.
Make sure all
vend prices are
not zero.
Plug acceptor in. Close door.
Press button 1. Does
display indicate “HL”?
Is acceptor
plugged in?
No
Insert note in acceptor.
Does acceptor take note?
Yes
No
Check continuity
of harness. O.K?
Yes
No
Replace Harness.
A
above
Did credit
register on
display?
No
Yes
TO C
(on next
page)
Replace acceptor with known
good unit. O.K.?
TO B
(on next page)
Replace acceptor.
Yes
Yes
No