LORAD AFFINITY Series - Table B-11 HV Control Filament Board (PN 1-003-0485) Test Points

P/N 9-500-0255 B-5
Service Manual
Appendix B: Technical References
Test Points
Table B-11: HV Control Filament Board (PN 1-003-0485) Test Points
TP9 N/A --- TP35 Accessory Ready1 Passive = +5 V
Active = 0 V
TP10 AGND --- TP36 Tubehead Ready1 +5 V
TP11 N/A --- TP37 MISO2 Clock
TP12 DGND --- TP38 Grid in Motion 0 V to +5 V
TP13 N/A --- TP39 N/A ---
TP14 Compression Motor
Current
0 V to +10.5 V TP40 X-ray Shield Interlock +5 V
TP15 EL Drive 0 V to +130 V TP41 C-Arm Angle 0 V to +5 V
TP16 +5 V --- TP42 Collimator Lamp +5 V enabled
TP17 Filament Current 0 V to +10 V TP43 DGND ---
TP18 +5 V set to +5.2 V TP44 Compression Release +5 V enabled
TP19 DGND --- TP45 -12 V ---
TP20 N/A --- TP46 Rotation Release +5 V enabled
TP21 +5 V --- TP47 Compression Down +5 V enabled
TP22 Filament Sense 0 V to +10 V TP48 Compression Up +5 V enabled
TP23 Tubehead Slave
Select
Clock TP49 C-Arm Down +5 V enabled
TP24 Accessory Slave
Select
Clock TP50 C-Arm Up +5 V enabled
TP25 AGND --- TP51 +12 V ---
TP26 Read/Write Clock
Test Point Voltage/Signal Test Point Voltage/Signal Test Point Voltage/Signal
TP1 1 V=20 mA
IF-(scaled)
TP26 Grid Monitor TP51 KVS
TP2 Tube Over Voltage TP27 Grid Over Voltage TP52 AGND
TP3 VF TOT +ADJ TP28 5.1 V TP53 Filament Low
TP4 +VF Over Voltage ADJ TP29 Rotor OK TP54 OC Fault
TP5 IF TP30 HS FREQ TP55 Tube Grid V
TP6 ARC ADJ TP31 GND TP56 Filament COM
TP7 ARC TP32 Filament Enable TP57 Filament IF
TP8 GND TP33 INV FREQ TP58 +15 V
TP9 VF+ TP34 HV Shut Down TP59 Filament FREQ
TP10 ICOM VTH TP35 DR AD TP60 Grid V
TP11 INV IS TP36 kV Control Return TP61 AGND
TP12 GND TP37 DR BC TP62 INV1
TP13 +5 V TP38 +12.5 V TP63 INV Drain
TP14 mAs TP39 VC TP64 INV Gate
Test Point Voltage/Signal Function Test Point Voltage/Signal Function