INSTALLATION MANUAL User Manual

Appendix E
Internal Wiring Diagrams
E–2
Use the following diagram as an aid in troubleshooting.
PROCESSOR BOARD
INSTALLATION/DIAGNOSTIC
INFORMATION LABEL
BLACK WIRE RED WIRE
WIRE #12 WIRE #11
TO DISPLAY BOARD #1
TO DISPLAY
BOARD #2
TO DISPLAY BOARD #1
TO DISPLAY
BOARD #3
POWER SUPPLY #1
POWER SUPPLY #2
TO DISPLAY BOARD #6
TO DISPLAY BOARD #5
TO DISPLAY BOARD #4
TO POWER
SUPPLY #2
WIRE #10
WIRE #9
WIRE #14 WIRE #13
WIRE #2 WIRE #1
TO POWER
SUPPLY #2
WIRE #6 WIRE #7
AC POWER
LED (D31)
TRANSMIT LED (D7)
S1 S2 S3
RIBBON
CABLE
P10
P10
P4
P5
P6
P7
P8/
P12
P2
WIRE #4
WIRE #5
P3
P1
RESET SWITCH
SW4
FUSE HOLDER
F1
TRI–COLOR DISPLAY
JUMPER POSITION
RED DISPLAY
JUMPER POSITION
RECEIVE LED (D9)
5VDC LED (D8)
5VDC LED (D32)
ORANGE WIRE
RED WIRE
ORANGE WIRE RED WIRE
GROUND
LUG
GROUND
LUG
CHASSIS
GROUND
TERMINAL
TO POWER
SUPPLY #2
WIRE #6 WIRE #7 WIRE #14 WIRE #13
GROUND
LUG
J1
WIRE #8
WIRE #9
WIRE #10
Catalog No. 2706–F21J, –F21JC