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VERVIEW MIVOICE MX-ONE PRODUCTS
2.2 MITEL MX-ONE CHASSIS
2.2.1 MX-ONE 1U CHASSIS, PROD NO. 87L00032XAA-A
The MX-ONE 1U (prod. No. 87L00032xAA-A) is a 1U high subrack with space for 1pcs
of 40mm board or 2 pcs of 20mm boards mounted horizontally. It has 3 cooling fans
(on the left hand side).
Figure 1: The MX-ONE 1U chassis equipped with MGU2 and ELU34
The 1U chassis are available in two versions: 87L00032AAA-A with only -48VDC inlet,
and 87L00032BAA-A with both -48VDC and 115/230VAC. All inlets are on rear side.
The mounting brackets can be rotated to support either metric or 19-inch rack systems.
Note: There is no -5V provided in the backplane which means that e.g. TLU80 can not
be used together with MX-ONE 1U chassis.
Note: The maximum power supply is 125 W.
For power calculations see document POWER DISSIPATION.
2.2.2 MX-ONE LITE, 3U CHASSIS, PROD NO. 87L00039XAA-A
This MX-ONE Lite is a subrack with boards mounted horizontally, and 2 pcs of cooling
fans (on the left hand side). The chassis can be equipped with up to 6pcs of 20mm
boards.
MX-ONE Lite has board positions/Time slots 00, MGU/10, 20, 30, 40 and 50 counted
from lowest position.
See Figure 2:MX-ONE Lite, 87L00039AAA-A, equipped with MGU2, ASU and 3 addi-
tional boards on page 7.
The chassis have a Fan unit that is easily switched if needed.
Note: Slot MGU/10 can only be used for MGU boards.
Note: The unit has replaceable fuses on the -48 V power supply voltages One (1) on
the -48 V input and one (1) from the internal AC/DC power supply.
Note: There is no -5V provided in the backplane which means that e.g. TLU80 can not
be used together with MX-ONE Lite.
If a 40mm building height server board (ASU) is installed, together with MGU2 with its
20mm front, three slots are left for an arbitrary MX-ONE board, for example an ELU33,
ELU34 and TMU/12. See Figure 2:MX-ONE Lite, 87L00039AAA-A, equipped with
MGU2, ASU and 3 additional boards on page 7.
Note: The maximum power supply is 250 W.
For power calculations see document POWER DISSIPATION.
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