OEC 9800C-Arm - Page 124

Pre-Charging
PRE_CHRG*
CONTACT_RLY*
Sheet 4
CONTACT*
Sheet 4
24V_INTERLOCK
P5
1
P/O Filament Driver PCB
AC_CAP
R_DIS
P4
9
4
3
2
1
Charge
Pump
Sheet 4
R40
CR23
CR22
R45
R_DIS
Voltage Sense
Relay K2
Sheet 4
Contact Lock
K6
Sheet 4
Filament
Regulation,
Drive and
Selection
Circuits
(see "mA
Generation")
CAP_POS_F2 CAP_POS_F2
(from Sheet 2)
(from Sheet 4)
P4
3
P4
9
P4
1
BAT_POS_F4
(see Sheet 2)
CAP_NEG (Gnd)
CR6
Pre-charging (sheet 3)
4
Service Periodic Maintenance
Contents
Schematics Illustrated Parts Installation