Hologic DISCOVERY A - Page 234

Discovery QDR Series Technical Manual
8-2
Stepper Motor Controller
Signal Signal Source Jumpers and Switches Refer to...
D3 On +24VDC Ext Signal Dist. W1 (SYSRESET) In
D6 On +5VDC Int. Voltage
Reg.
- - -5VDC Int. Voltage
Reg.
D7 (4 LED pack)
MEN On Note: All 4 LED’s are On
CPU Flash solid when the selected
DIR Off motor drive is engaged.
STEP Off Set to...
Stepper motor (AR) SW1 6 Figure 5-9
Stepper motor (AY SW1 7 Figure 5-1
Stepper motor (TX) SW1 4 Figure 5-3
Stepper motor (TY) SW1 5 Figure 5-2
TZ Drive (A and SL Only)
LEDs Voltage /
Signal
Source Jumpers Refer To...
D11 On +5VDC Int. Voltage
Reg.
JP7
(NORMAL)
In
D12 On +24VDC Ext. Signal
Dist.
JP8 (TEST) Out Figure 5-1
D8 Flash STATUS
(4 LED
group)
- - NORMAL/
SERVICE
NORM
- - -5VDC Int. Voltage
Reg.
UP/DOWN
SERVICE
N/A
- - +3VDC Int. Voltage
Reg.
- - -3VDC Int. Voltage
Reg.
- - 240VAC Ext. Power
Cons.
JP6 Left Ped.
(pin 4 to
5) Right
Ped. (pin
1 to 2)