Product Guide - A5000 R5.4 – Aastra X series
BPS0121AENAA01
Page 72/74
5.9 Availability rate of the Aastra hardware components
Unavailability rate of the Aastra X Series:
MTBF of the Aastra X Series: 10 years
Power supply card unavailability rate:
Cards
Unavailability rate (10 -6)
MTBF (h)
ADS150X
4.67
214,094
ADS350X
12.04
83,045
UC card unavailability rate:
Cards
Unavailability rate (10 -6)
MTBF (h)
UCV2S
7.07
141,474
RUCVS
2.01
497,512
UCV2L
4.25
235,293
RUCVL
2.99
334,456
UCV2D
4.25
235,293
RUCVD
2.99
334,456
IUCV2D
Card’s unavailability rate
Cards
Unavailability rate (10 -6)
MTBF (h)
CA1
3.92
255,091
CS1
4.36
229,337
LA8X
4.67
214,094
LH8X
4.67
214,094
LM8X
3.48
287,328
LA16X
4.67
214,094
LN16X
7.07
141,474
LH16X
4.67
214,094
LR4
5.41
184,836
IA1/LI1
2.99
334,456
LD4N
4.67
214,094
LT2
4.25
235,293
IPS
-
-
PT2X
9.53
104,945