Power Module - Hologic QDR 4500 Technical Manual

Table 2-23. C-Arm Interface Board/Analog/Digital Converter Board
Interconnection Descriptions
Signal
STD+ Synchronous data to the Analog/Digital Converter board.
STD-
STCLK+ Synchronizes data to the Analog/Digital Converter board.
STCLK-
STFRM+ Synchronizes DSP Communications.
STFRM-
SRD+ Synchronous Data from the Analog/Digital board.
SRD-
SRCLK+ Synchronizes data from the Analog/Digital Converter
SRCLK- board.
SRFRM+ Synchronizes DSP Communications.
SRFRM-
SYSRST_DAS+ Resets the Analog/Digital Converter board.
SYSRST_DAS-
INTEGRATE+ Data integration signal. Generated by the C-Arm Interface
INTEGRATE- board.
XR_ZEROX_DAS+ AC line zero-crossing signal used for system wide
XR_ZEROX_DAS- synchronization. Generated by the C-Arm Interface board.
+15V
-15V
Powers the Data Acquisition System.
15V_RET
+7V
CONTINUITY Emergency shutdown daisy chain (grounded on ADC
board)
Notes: 1. C-Arm =
2. ADC

POWER MODULE

The Power Module provides the AC and DC voltages required by the QDR 4500 Operator's
Console computer system and Scanner. It is located in an enclosure in the bottom of the
2-32
®
QDR 4500 Technical Manual
Description
C-Arm Interface board
= Analog/Digital Converter board.
C-Arm1 ADC2
Pin Pin
JP10-3 P1-12
JP10-4 P1-13
JP10-6 P1-15
JP10-7 P1-16
JP10-9 P1-18
JP10-10 P1-19
JP10-12 P1-3
JP10-13 P1-4
JP10-15 P1-6
JP10-16 P1-7
JP10-18 P1-9
JP10-19 P1-10
JP10-21 P1-21
JP10-22 P1-22
JP10-24 P1-24
JP10-25 P1-25
JP10-27 P1-27
JP10-28 P1-28
JP10-32 P1-32
JP10-33 P1-33
JP10-36 P1-36
JP10-37 P1-37
JP10-30 P1-30
JP10-31 P1-31
JP10-34 P1-34
JP10-35 P1-35
JP10-38 P1-38
JP10-39 P1-39
JP10-1 P1-1