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Dual Node Module Service
3-6
9/95
3.3.2
3.3.2 Controller Boards (FDC, CNI, DHI, CLI, SIO, SPC)
SELF TST/ERR
light does not go out.
• Ensure that I/O board is properly installed.
• Replace controller board.
• Replace I/O board.
SELF TST/ERR
light goes out, but
PASS MOD TEST
(green) light does not light on
one controller.
• Replace controller board, and then board in slot below it, if present (three-board node).
• Replace K2LCN/K4LCN.
SELF TST/ERR
light goes out, but
PASS MOD TEST
(green) light does not light on
all controllers.
• Replace K2LCN/K4LCN.
• Remove top controller board, then apply power. Repeat for each controller board until
fault is cleared. Retry extracted boards.
BUS TRAN ERR
light is lighted on controller, and
DTAK TIME OUT
is lighted on
the K2LCN/K4LCN.
• Replace controller board and board in slot below it, if present, one at a time.
• Replace K2LCN/K4LCN.
BUS TRAN ERR
light is lighted on a controller, and
BGAK TIME OUT
is lighted on
the K2LCN/K4LCN.
• Remove top controller board, then apply power. Repeat for each controller board until
fault is cleared. Retry extracted boards.
• Replace K2LCN/K4LCN.
Summary of Contents for LC13-510
Page 1: ...L Dual Node Module Service LC13 510 ...
Page 2: ......
Page 3: ...L LCN Service 2 Dual Node Module Service LC13 510 Release 500 CE Compliant 9 95 ...
Page 10: ...Dual Node Module Service 1 2 9 95 ...
Page 50: ...Dual Node Module Service 3 14 9 95 ...
Page 58: ...Dual Node Module Service 6 2 9 95 ...
Page 75: ......