Hardware Diagnostics; Figure 62: Cpu Board Simplified Component Layout - Ohmart Vega W-4510 Technical Reference Hardware Manual

Hardware diagnostics

The following figure may be helpful in finding test points, fuses, jumpers, and connectors on
the CPU circuit board.
Power Supply Board
24V
TP1
ISO 5V
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F1
F2
Relay
H2
H1
6V
TP3
TP2
TP4
1 2 3
JP1
JP2
1 2 3

Figure 62: CPU board simplified component layout

Diagnostics and repair
CPU Board
J1 J2 J3 J4
GND
LEDs
8
U5
U6
COUNTS
121