Ericsson ASB 150 02 - Flow Chart: Individual Board Not Working

16(42)
Datum/Date Rev
Dokumentnr/DocumentnrUppgjord/Prepared
Dokansv/Godkänd - Doc respons/Approved Kontr/Checked Tillhör/Referens-File/Reference
1999-07-15 F
1545-ASB 150 02 Uen
FAULT TRACING DESCRIPTION
Faktaansvarig - Subject responsible
2.4 Flow chart: Individual board not working
START
Messages logged
Y
N
Remove board and verify that all
ICs (EPROMS) are properly
mounted on their holders, i.e. no
bent legs giving poor contact.
from faulty
board?
Y
N
Revision
Translate message to
revision state of board?
state ok?
Y
N
Mounted
correctly?
Replace board
(see point 1.3).
Connect RASC and read
hardware revision states
(see point 4.15).
Board blocked?
(see point 1.4)
Update board posi-
tion (see point 4.14).
Swap board and restart PBX.
Send the board for swap re-
pair and include fault report
Board installed?
see point 1.4)?
Restart PBX
point 3.1)
Board starts? (see
Correct mounting fault
and reinsert board
Y
N
Board blocked?
see point 1.4)?
Y
N
Y
N
AA
AA
AA
= Go to " Completion of service" on page 31
Y
N