Processor Board K2Lcn; Epdg Board - Honeywell MT13-520 Manual

3.3.2.2 Processor Board K2LCN

and
DATA PAR ERR BUS ERR
• Check alphanumeric display. First two digits denote the slot number (in the node) of
the failed board. (Third digit/letter is the failed test number.)
• Replace indicated board.
• Replace processor board.

3.3.2.3 EPDG Board

light does not go out on EPDG.
SELF TST/ERR
• Replace EPDG.
• Replace processor board.
light goes out on EPDG, but
SELF TST/ERR
does not light on EPDG.
• Replace EPDG.
• Replace processor board.
is lighted on EPDG and
BUS TRAN ERR
light is not on.
ERR
• Replace EPDG.
• Replace processor board.
is lighted on EPDG and
BUS TRAN ERR
K2LCN.
• Replace EPDG.
• Replace processor board.
Multinode Module Service
are lit.
PASS MOD TEST
DTAK TIME OUT
DTAK TIME OUT
3-7
(green) light
is lighted on K2LCN, but the
and is lighted on
BUS ERR
3.3.2
BUS
9/95