Controller Boards - Honeywell MT13-520 Manual

3.3.2.1 Controller Boards (CLI EPNI NGI SPC)
light does not go out.
SELF TST/ERR
• Replace controller board.
• Ensure that I/O paddleboard is properly installed.
• Replace I/O paddleboard.
light goes out, but
SELF TST/ERR
controller board.
• Replace controller board.
• Ensure that I/O paddleboard is properly installed.
• Replace I/O paddleboard.
• Replace K2LCN.
light goes out, but
SELF TST/ERR
all controllers.
• Replace K2LCN.
• Remove controller board, then apply power. Repeat for each controller board until
fault is cleared. Retry extracted boards.
light is lighted on controller, and
BUS TRAN ERR
the K2LCN.
• Replace controller board.
• Replace K2LCN.
light is lighted on a controller, and
BUS TRAN ERR
K2LCN.
• Remove controller board, then apply power. If fault is cleared, replace controller
board.
• Replace K2LCN.
Multinode Module Service
(green) light does not light on
PASS MOD TEST
(green) light does not light on
PASS MOD TEST
DTAK TIME OUT
BGAK TIME OUT
3-6
3.3.2
is lighted on
is lighted on the
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