Siemens AG SPB7-250.844.01 Page 13 of 16 Mammomat
Novation
DR
Medical Solutions Rev. 03 08.04 CS SD 24 Wiring Diagrams
X041E 2-13
LIST OF VOLTAGES AND TEST POINTS, STAND 0
Signal Name Description
PU Pull up signal for error comparators = +15V, +5V, +24V voltages OK.
QUAD A Collimator stepping motor M4:1, M4:2, M4:3, M4:4.
QUAD A RET (0 V) Collimator stepping motor M4:1, M4:2, M4:3, M4:4.
QUAD B Collimator stepping motor M4:1, M4:2, M4:3, M4:4.
QUAD B RET (0 V) Collimator stepping motor M4:1, M4:2, M4:3, M4:4.
*
RELEASE Control signal to release the brakes from min or max to permanent magnet braking.
*RESET Reset signal to the CPU.
RESET Reset signal to the smart point interface.
RESET_HW Reset signal from the CPU to the reset cicuit, caused by slave restart and CPU watchdog
reset.
RESET_SW Signal from the reset switch to the CPU via the reset circuit.
ROT_CW Operator control signal to rotate the x-ray system clockwise.
ROT_CCW Operator control signal to rotate the x-ray system counter clockwise.
RXD Input for receiving data via MPS.
*
SEL_ROT Low level signal selects the rotation drive to be controlled.
SELECT_WING1 Signal from select wing 1 switch. Wing 1 selected (not used).
SELECT_WING2 Signal from select wing 2 switch. Wing 2 selected.
SMART_RX Smart point transmit signal.
SMART_TX Smart point receive signal.
*
SPEED Pulse Width Modulated signal to control speed of rotation or lift motor (20 kHz).
STAND_REQ_HV_OFF
(*KVA)
Signal to terminate exposure. WIRED-OR line, see Master board D750.
STEREO_LEVER Signal from stereo lever switch, indicating lever not in stereo position.
TABLE_CONFIG 4 inputs from object table, see table configuration .
TACHO Signal from rotation motor tachometer.
THICKNESS Analog signal indicating the compression thickness.
THICKNESS_STEREO Isolated analog signal indicating compression thickness for stereo evaluation unit.
TILT Indicates that the stereo angle is 0° or ±10°. Visible through vent opening behind tube.
TUBE ANGLE Analog signal indicating the rotation angle.
TXD Output for sending data via MPS.
ZERO Used for adjusting offset of the compression force amplifiers.
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