Aastra XS - 5.9 Availability rate of the Aastra hardware components

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