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Optional Cable Drawings
Loopback Plug Options
A loopback connector must be used when running external loopback tests on the DCP286i/386i/486e Platform Diagnostics.
R-S232/EIA-530 Loopback Plug (DB25F)
Loopback plug signals for the female
TDA
TDB
RDA RDB TCA TCB RCA RCB
RTSA CTSA RTSB CTSB DTRA DSRA
CDA DTRB DSRB CDB
2
14
3
16
15
12
17
9
4
5
19
13
20
6
8
23
22
10