intensity WDC-120G/WK(A), Руководство по обслуживанию

Страница: 89 / 95

1 WDC-120G/WK(A)
202011 85
WD
C-10
G/WK
(A
) S
ervice
Manual
1.4 For any “Group” the number of IDUs is not consistent with the actual number of connected IDUs
CASE 1
REASON:
D1/D2 commu n ic a tio n wiri ng err o r o r b ad co n t a ct i n i nd ividu a l I DU. I DU addr esses have n ot b een s e t o r
d u p lic a t e addr esses.
SOLUTION:
C h ec k and ad just t he D1/D2 commu n ic a tio n li ne. Se t t he I DU addr esses . Make su re t ha t t here is n o d u p lic a t e
addr ess i n t he s a m e system.
CASE 2
REASON:
Ma i n/Se co nd ary co n t r oll er is n ot s e t when t w o wi red co n t r oll er s co n t r ol o ne o r multi p l e ID U s
SOLUTION:
Se t o ne wi red co n t r oll er to s e co ndar y w i red co n t r oll er.
CASE 3
REASON:
Bo ard f a ilu re i n i nd ivi d u a l I DU.
SOLUTION:
R ep l a c e t he bo ard fo r a ffected ID U.