IEC 61754-7:1996/AMD2:2000

INTERNATIONAL IEC
STANDARD
61754-7
AMENDMENT 2
2000-07
Amendment 2
Fibre optic connector interfaces –
Part 7:
Type MPO connector family
Amendement 2
Interfaces de connecteurs pour fibres optiques –
Partie 7:
Famille de connecteurs de type MPO

 IEC 2000  Copyright - all rights reserved
International Electrotechnical Commission 3, rue de Varembé Geneva, Switzerland
Telefax: +41 22 919 0300 e-mail: inmail@iec.ch IEC web site http://www.iec.ch
Commission Electrotechnique Internationale
PRICE CODE
J
International Electrotechnical Commission
For price, see current catalogue

– 2 – 61754-7 Amend. 2 © IEC:2000(E)

FOREWORD
This amendment has been prepared by subcommittee 86B: Fibre optic interconnecting

devices and passive components, of IEC technical committee 86: Fibre optics.

The text of this amendment is based on the following documents:

FDIS Report on voting
86B/1324/FDIS 86B/1372/RVD
Full information on the voting for the approval of this amendment can be found in the report
on voting indicated in the above table.
A bilingual version of this amendment may be issued at a later date.
The committee has decided that the contents of the base publication and its amendments will
remain unchanged until 2004. At this date, the publication will be
• reconfirmed;
• withdrawn;
• replaced by a revised edition, or
• amended.
___________
Page 2
FOREWORD
Replace point 6 of the foreword by the following:
The International Electrotechnical Commission (IEC) draws attention to the fact that it is claimed that compliance
with this International Standard may involve the use of a patent concerning MPO connectors.
The IEC takes no position concerning the evidence, validity and scope of this patent right.
The holder of this patent right has assured the IEC that he is willing to negotiate licences under reasonable and
non-discriminatory terms and conditions with applicants throughout the world. In this respect, the statement of the
holder of this patent right is registered with the IEC. Information may be obtained from:
Intellectual Property Department,
Nippon Telegraph and Telephone Corporation,

20-2 Nishi-shinjuku 3-Chome Shinjukuku,
Tokyo 163-14, Japan.
Attention is drawn to the possibility that some of the elements of this International Standard may be the subject of
patent rights other than those identified above. IEC shall not be held responsible for identifying any or all such
patent rights.
Page 4
2 Description
Add, after the second paragraph, the following new third paragraph:
Moreover, connector interfaces between the female plug and the male plug are configured by
applying a backplane housing and a printed board housing instead of the adaptor.

61754-7 Amend. 2 © IEC:2000(E) – 3 –

3 I n t e rf ace s
Add the following interface after "interface 7-5: MPO male plug connector flat interface –

Push/pull":
Interface 7-6: MPO backplane housing interface – Self-retaining

Interface 7-7: MPO printed board housing interface – Self-retaining

Replace the table by the following:

Female plugs Adaptors/Housings Male plugs
61754-7-1 61754-7-3 61754-7-2
61754-7-3
61754-7-4 61754-7-5
61754-7-1 61754-7-2
61754-7-6 and 61754-7-7
61754-7-5
61754-7-4 61754-7-6 and 61754-7-7
Replace, on page 5, figure 1 by the following new figure:
Female plug Adaptor
Male plug
Printed
Backplane
board
housing
housing
IEC  1065/2000
Figure 1 – MPO connector configurations

– 4 – 61754-7 Amend. 2 © IEC:2000(E)

Add, on page 15, the following new figures and tables after table 5:

Backplane Backplane Backplane Inner housing

Back housing Outer housing
D Outer housing E
A C
B
DA
DB DC
C
Projected from A B
Projected from C
(Side view)
(Rear view)
(Front view)
Backplane
A
Projected from B (Bottom view)
P
O
X
N
Expanded view D IEC  1066/2000
S
DE
DD
61754-7 Amend. 2 © IEC:2000(E) – 5 –

Backplane
A
EE
Projected from F (Top view)
A
DI DF
DH
DG
Backplane DJ DK
F
DL
G
AB
Outer housing
K EF EG
AA
H
H
(1)
Inner housing
G
L
ED
M
EC
Cross-section G-G Expanded view E (Front view)
(2)
EJ
Inner latch
I
DO
spring
DU
DP
C
EI
Inner latch
Backplane
DT
Expanded cr
...