MDE-4334C Atlas Start-up and Service Manual · April 2008
Page 6-41
Power Supplies
Electronic and Electrical Components
T19868-G1 Main Power Supply
The T19868-G1 Main Power Supply assembly contains the transformer, fuses, line filter, other
components to provide unregulated 4.7 VAC backlights, 110 VAC valves and STP signal
relays, and 24 VAC, to the Hydraulic Interface PCA. The T19868-G1 Main Power Supply
uses a special voltage selector plug for establishing connections either to 115 VAC or 230
VAC systems.
Figure 6-33: T19868 G1 Main Power Supply
24 VAC To T18994 P308 (2)
Cable T9983-G1
To P302 (6)
LCD Main Display
J601 (3)
P604 (4)
Cable T19983-G1
Cable T19983-G1
P601
J604
J308
J302
Filter Q10895-07
T19868-G1 Main Power Supply
Connector #
via Cable
to Assembly
at Connector #
P601
T19868-G1 Main Power Supply
T17701 Main Display
J601 (3)
J604
T19868-G1 Main Power Supply
T19983 Cable
P604 (4)
J302
T19868-G1 Main Power Supply
T19868 Cable
P302 (6)
J308
T19868-G1 Main Power Supply
T18994-G1 Pump Interface
P308 (2)