Figure 2-11. Pfr Substitution Board/I/O And Logic Board Interconnection Diagram; Figure 2-12. I/O And Logic Board/H-Bridge Board Interconnection Diagram - Hologic QDR 4500 Technical Manual

SUBSTITUTION
Figure 2-11. PFR Substitution Board/I/O and Logic Board
Table 2-16. PFR Substitution Board/I/O and Logic Board
Interconnection Descriptions
Signal
PFRREF+ Not used.
PFRREF-
VES+ Energy storage sense signal.
VES-
CURFAULT Fault indicator (not used)
+5V_(P) Provides power for the PFR Substitution board (not used).
DGRND_(P)
+15V_(P)
AGND_(P)
-15V_(P)
BOARD

Figure 2-12. I/O and Logic Board/H-Bridge Board Interconnection Diagram

Table 2-17. I/O and Logic Board/H-Bridge Board Interconnection
Descriptions
Signal
HDRIVEA Drive for H-Bridge transistors Q1 and Q2.
DGND (P) Ground
HDRIVEB Drive for H-Bridge transistors Q3 and Q4.
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®
QDR 4500 Technical Manual
PFCREF+, PFCREF-
VES+, VES-
CURFAULT
PFR
+5V (P)
DGND (P)
BOARD
+15V (P)
AGND (P)
-15V (P)
Interconnection Diagram
Description
HDRIVEA
I/O
and DGND (P)
LOGIC
HDRIVEB
Description
I/O
and
LOGIC
BOARD
PFR
Pins
JP5-2
JP5-3
JP5-5
JP5-6
JP5-8
JP5-7
JP5-9
JP5-10,
JP5-11
JP5-12,
JP5-13
JP5-14,
JP5-15
H-BRIDGE
BOARD
IOL
Pins
JP5-1
JP5-2
JP5-4
JP5-5
IOL
Pins
JP3-2
JP3-3
JP3-5
JP3-6
JP3-8
JP3-7
JP3-9
JP3-10,
JP3-11
JP3-12,
JP3-13
JP3-14,
JP3-15
H-B
Pins
JP2-1
JP2-2
JP2-4
JP2-5