Quantum II RFID ECU
PK3724_T 05-19
11
7 Troubleshooting Table
Problem
Possible Cause
Solution
No LEDs when
key is presented
to the reader
Reader ribbon connections not
properly seated or plugged in
Check for proper reader ribbon and
reader power lead connection
No power on white power leads
Verify input power at the 2 white
power leads (Green power pilot LED on)
Blown Fuse
Check the fuse (see fig x)
Bad Reader / ECU PCB
Replace reader / ECU PCB
Yellow and Red
LEDs flash two
times
simultaneously
Improper key use
Present the key face straight onto the
reader slowly
Damaged or corrupted key
Replace key
Red and Green
LEDs flash
simultaneously
Time and date in the ECU is not set
Program the time and date into the ECU
(see programming lock clock in the System
Manual)
Yellow LED flashes
2 times
Key not valid in ECU
Make a new key or perform LED diagnostics
to see why the key does not work. (see LED
diagnostics in the System Manual)
Yellow LED Flashes
1 time
ECU not programmed
Property program the ECU (See Lock
Programming in the System Manual)
Relay not activating
Bad relay lead connections
Verify relay lead connections. See diagram X
Bad ECU relay
Verify relay contacts with a meter. Replace
PCB if defective
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Model: Quantum II RFID ECU
FCC and IC Warnings: This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This
device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may
cause undesired operation. Changes or modifications not expressly approved by the party responsible for compliance could void the user’s
authority to operate the equipment. This device complies with Industry Canada license-exempt RSS standard(s). Operation is subject to
the following two conditions: (1) this device may not cause interference, and (2) this device must accept any interference, including interfer-
ence that may cause undesired operation of the device.
FCC Warning: The users of this equipment shall not change or modify the equipment in any way, or they could void their authority to oper-
ate the equipment under FCC rules.
