PELLERIN MILNOR CORPORATION
Figure 3: Processor-to-Power Supply-to-Power Source Electrical Connections
Schematic Diagram—All Except 08BH18E... (part number prefix) Boards
Schematic Diagram—All All 08BH18E... Boards (These
boards all have the regulating resistor on board)
Legend
.
1.
Processor board
2a.
10-pin connector on processor board
(MTA1 or MTA31 or 1MTA31)
2b.
6-pin connector on processor board (M1)
3a.
Wire designation (printed on wire and
shown in machine electrical schematics)
3b.
Possible wire colors if replacing old style
“black box” power supply
4.
15 ohm, 3 watt
regulating resistor
installed
here
if applicable
(see Section 2).
5a.
Wire designation
5b.
Wire colors, 6-pin harness supplied with kit.
Existing wire harness may be the same.
6.
Six-pin connector (processor board side)
7.
New power supply
8.
Five pin connector (incoming power side)
9a.
Wire designation
9b.
Wire colors, 5-pin harness supplied with kit
10.
Metal oxide varistor (MOV)
Observing caution statement
2
and referring to Figure 3, make the electrical connections
appropriate for your machine, as follows.
3.1.
Kit 08PSS3401X (for Newer Machines)
—Once the power supply has been swapped out
and the electrical connectors plugged into the new power supply, all that remains is to install the
MOV
, and if applicable, the resistor.
