OEC 9800C-Arm - Page 122

Pre-Charging
Circuit/Mechanical Descriptions
An explanation of the Pre-charging function is shown in the following diagrams, sheets 1 through 4:
T3 Stator
Transformer
X-Ray
Controller
PCB
Power/
Motor
Relay
PCB
CAP_POS
40/115 VAC
(see "Stator
Power & Control")
CHG_OUT
(see "Batteries
& Charging")
AC_CAP
AC_CAP_RTN
INV_B_SEN_DIV
INV_B_SEN
24V_INTERLOCK
PRE_CHRG*
CONTACT*
BAT_POS_F4
CAP_POS_F2
R_DIS
CAP_NEG
CONTACT_RLY*
24V_INTERLOCK
(To Snubber PCB
see "mA Generation")
Generator
Driver
PCB
Capacitor/
Power
Module
(see Sheet 2)
Batteries
Filament
Driver
PCB
(see Sheets
3-4)
Pre-charging (sheet 1)
2
Service Periodic Maintenance
Contents
Schematics Illustrated Parts Installation