31
PROBLEM
1) NO DISPLAY LIGHTS WITH POWER ON.
2) ALL KEYBOARD LIGHTS ON AT SAME
TIME.
3) A DIGIT CANNOT BE ENTERED VIA
KEYBOARD.
4) AN INDICATOR LIGHT ON A KEY WILL
NOT ILLUMINATE.
5) CONSOLE DISPLAYS FLASHING "CAL"
WHENEVER VEHICLE ENGINE IS
STARTED.
6) CONSOLE DISPLAYS FLASHING "CAL"
WHENEVER MASTER SWITCH IS TURNED
ON OR OFF.
7) CONSOLE DISPLAYS FLASHING "CAL"
WHENEVER SPEED IS CHANGED.
8) "TIME" FUNCTION IS INACCURATE OR
DRIFTING.
9) ONE DISPLAY DIGIT HAS ONE OR
MORE MISSING SEGMENTS.
10) SPEED DISPLAY "0"
11) SPEED INACCURATE OR UNSTABLE
TROUBLESHOOTING GUIDE
CORRECTIVE ACTION
1) Check fuse on back of Console.
2) Check battery connections.
3) Check operation of POWER ON/OFF
switch.
4) Return Console to your Dealer to
replace Processor Board Assembly.
1) Return Console to your dealer to
replace Face Plate Sub-Assembly.
1) Return Console to your Dealer to
replace Face Plate Sub-Assembly.
1) Return Console to your Dealer to
replace Face Plate Sub-Assembly
and/or Processor Board Assembly.
1) Return to your dealer for repair.
1) Return to your dealer for repair.
1) Check battery voltage and battery
connections.
1) Return Console to Dealer to replace
Processor Board Assembly.
1) Return Console to Dealer to replace
LCD Display Board Assembly.
1) Check Speed Sensor cable connector
and plug on back of Console for
loose pins.
2) Clean pins and sockets on Speed
Sensor cable connectors.
3) If no extension cable is used,
replace Speed Sensor.
4) If Speed Sensor Extension Cable is
used, see Appendix 1.
1) Wiggle cable at the Speed Sensor
connector. If speed is displayed,
tighten connector or replace Speed
Sensor.
Summary of Contents for SCS 660
Page 1: ...SCS 660 FOR GRANULAR APPLICATIONS INSTALLATION AND SERVICE MANUAL...
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Page 10: ...8 BATTERY CONNECTIONS FIGURE 10...
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Page 52: ...Manual Rev E SCS 660 9 97 Order 50 9 11 97 016 0159 572...
