GE Discovery LS - Figure 12-7: Secondary Base Internal Wiring Diagram

GE HEALTHCARE
DIRECTION 2307224-100, REVISION 6DISCOVERY LS SYSTEM SERVICE MANUAL
Page 326 Chapter 12 - Troubleshooting
3.) Check the Solenoid Drive path. (See Figure 12-7.)
Figure 12-7: Secondary Base Internal Wiring Diagram
a.) Disconnect the Clutch/Solenoid Command Cable, P/N 2338086, on the Solenoid side (two
terminal lugs).
b.) Measure the voltage between the terminal lugs, while pressing the [PET Position Jog]
button on the control panel. (The measurement should be 24 VDC.)
* If 24 VDC exists, check the Solenoid assembly connections. If necessary, replace the
Solenoid.
J24
Pot
fwd - CCW
bck- CW
Motor
Clutch
1
Ref
Wipper
Gnd
2
3
8
7
15
Table IF
J2 ext
2295953
To Gantry
To Elev/Base
Driver J5
GND
1
3
2
1
2
3
red
white
black
D-Type
9pin
1
3
2
2.2uF
2
1
1
2
3
2
1
1
2
2
1
2
3
2
1
1
2
2
1
1
2
2
1
1
4
Base Axis
Motor M
2323722
Clutch
Control C
2323727
Base Axis
Motor E
2323720
Base Axis
Motor R
2309058
Base
Axis
Motor I
2323724
Clutch
Control E
2323726
Clutch R
2309059
Clutch
Control I
2340390
1
2
3
Retractor
Base Pot P
2323728
Base Pot E
2323729
J3
J2
J1
Base Drive
Bulkhead
to Table
Bulkhead J2
Tilt Limit
SW
2268222
ETC/IF
Base CMD Adapter
2340737
Clutch Driver
Unit
120VAC-N
120VAC-H
1
2
Clutch Driver
Unit Power
2338088
11
12
15
16
CT
Solenoid
J7
gnd screw
gnd screw
SB connectors
Bracket GND
2340388
to GND
bar
1
2
to table 120VAC
Filter Short
gnd screw
Clutch Driver Unit
GND
2338084
to Base GND
bar
to Base Clutch
Driver J221
J200
J221
p/o Signal Harness
2271256
ETC
9
9
J4
J4
J24
J24
Base Drive
Enable
2340386
Clutch Control I
2340390
J1
1
3
J18
1
6
59
Clut
c
h/Solenoid CMD
2338086
J7
J2
J2
Base Drive
Bulkhead
J11
J12
1
65
9
2271251
To
Elevation
/
Base(Tilt)
Amplifier
J8
20Kohm
C
NO
9
Positions
Micro Switch
Table Position
2338079
20Kohm
10