THEORY GUIDE
10DEC05
TG4825-1
Page
UNINTERRUPTIBLE
108 of 120
POWER SUPPLY
UPS1
DC POWER
SUPPLY PS1
ERASE LAMP
RELAY K1
Supply
Receives 120 V AC from the TRANSFORMER T1 and sends 120 V
AC to the POWER SUPPLY PS1, the ERASE AY, and the INTERNAL
PC.
This supply has +12 V DC and +/-24 V DC outputs only. It receives
120 V AC from the UNINTERRUPTIBLE POWER SUPPLY UPS1 and
supplies all the BOARDS and the TOUCH SCREEN MONITOR. The
ERASE ASSEMBLY does not receive power from the POWER
SUPPLY PS1.
Provides 120 V AC to the ERASE LAMPS.
Description
Power Distribution