Interface Connection; Contact Arrangement For Edge Connector; Interface Connector - NEC FD1165 Maintenance Manual

2.5 INTERFACE CONNECTION
The data and control line interface connector (3M Part Num-
ber 3415-0001) connects to ~ 50-contact edge connector that
is loca ted on the edge of the PCB. At the edge connector,
the odd-numbered contacts, 1 through 49, are located on the
noncomponent side of the PCB; the even numbered contacts, 2
through 50 are located on the component side of the PCB (see
Figure .2-9). Figure 2-10 shows the recommended interface
connector. Table 2-3 lists the contact assignments for the
connector.
COMPONENT SIDE
OF PCB
2 4 - - - - - - - - - - 5 0
- - - -49
NONCOMPONENT SIDE
OF PCB
Figure 2-9 Contact Arrangement for Edge Connector
INTERFACE
CONNECTOR
PCB
Figure 2-10 Interface Connector
2-8