DIAGNOSTICS Checkout Procedures
10DEC05
DG4825-1
Page
154 of 180
Power
POWER SUPPLY PS1
Important
• The POWER SUPPLY PS1 provides the 3 voltages to components of the CR 825/850
SYSTEM, including the BOARDS and the TOUCH SCREEN.
– 24 V DC: V1
– 12 V DC: V2
– −24 V DC: V3: black wire fastens to the positive TERMINAL to provide negative voltage
• Do not disconnect the wires of POWER SUPPLY PS1. PS1 must have all the wires
correctly connected to the CR 825/850 SYSTEM.
• The DC OK LED remains illuminated when the V3− circuit has a short circuit.
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