
7750 SR-a4 and 7750 SR-a8 Overview
7750 SR-a4 and SR-a8 Installation Guide
25
The CPM-a, IOM-a, and MDA-a cards, and the PSUs and fan tray must be installed after the
chassis is mounted in the rack and grounded. All physical connections are made from the
front of the chassis, including the chassis ground point. There are no connectors on the back
of the chassis.
Figure 1: 7750 SR-a4 Chassis Front View
1.
7750 SR-a4 Chassis Slot Allocation
for more information about MDA-a and MDA-aXP slots.
Table 2: 7750 SR-a4 Chassis Front View Features
Key
Description
1
7750 SR-a4 fan tray in vertical slot
2
One IOM-a in chassis slot three
3
Chassis ground position on the chassis mounting flange
4
Up to four PSUs in the bottom chassis slot
5
ESD strap receptacle
6
Up to four MDA-a or MDA-aXP cards in the top two chassis slots
7
Up to two CPM-a cards in chassis slot four
8
Non-removable chassis filler plate
9
Air filter in vertical slot
7750 SR-a4
Service Router
7750
S
R-a4 Fan Tray
Pwr
S
tat
S
lot Layout
1/1 XP
1/2 XP
1/3
1/4
CPM A
1
CPM B
Alarms
1PPS
ACO
LT
Critical
Lnk
DTE
Pwr
7750 CPM-a
Stat
Console
Mgmt
OES
SyncE1/588
BITS
Compact Flash
DCE
Act Lnk
Act
Major
Minor
Pwr
7750 SR-a Stat
Pwr
7750 MD
A-a
20-1GB-TX
Stat
Lnk
1
Act
2
Lnk
3
Act
4
Lnk
5
Act
6
Lnk
7
Act
8
Lnk
9
Act
10
Lnk
11
Act
12
Lnk
13
Act
14
Lnk
15
Act
16
Lnk
17
Act
18
Lnk
19
Act
20
Air Filter Access
7750 SR-a4
Pwr
7750 MD
A-aXP
10-10GB-SFP+
Stat
10
Lnk
Act
9
Lnk
Act
8
Lnk
Act
7
Lnk
Act
6
Lnk
Act
5
Lnk
Act
4
Lnk
Act
3
Lnk
Act
2
Lnk
Act
1
Lnk
Act
Pwr
7750 MD
A-a
44-1GB-
CSFP/SFP
Stat
Lnk/Act
1 2 3 4
5 6 7 8
9 10 11 12 13 14 15 16
25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
41 42 43 44
17 18 19 20 21 22 23 24
Pwr
1-100GB-CFP
Stat
Lnk
Act
Alarms
1PPS
ACO/LT
Critical
Lnk
DTE
Pwr
7750 CPM-a
Stat
Console
Mgmt
OES
SyncE/1588
BITS
Compact Flash
DCE
Act Lnk
Act
Major
Minor
Alarms
1PPS
ACO/LT
Critical
Lnk
DTE
Pwr
7750 CPM-a
Stat
Console
Mgmt
OES
SyncE/1588
BITS
Compact Flash
DCE
Act Lnk
Act
Major
Minor
+
_
Pwr
S
tat
+
_
Pwr
S
tat
24537
6
8
4
7
1
2
5
9
3
7750 MD
A-aXP
Summary of Contents for 7750 SR-a4
Page 8: ...Table of Contents 8 7750 SR a4 and SR a8 Installation Guide...
Page 12: ...List of Tables 12 7750 SR a4 and SR a8 Installation Guide...
Page 16: ...List of Figures 16 7750 SR a4 and SR a8 Installation Guide...
Page 22: ...Technical Support 22 7750 SR a4 and SR a8 Installation Guide...
Page 70: ...Safety Standards Compliance Agency Certifications 70 7750 SR a4 and SR a8 Installation Guide...
Page 136: ...Troubleshooting Initial Startup 136 7750 SR a4 and SR a8 Installation Guide...
Page 170: ...44 port 1GigE CSFP SFP MDA a Overview 170 7750 SR a4 and SR a8 Installation Guide...
Page 210: ...Removing and Replacing an Impedance Panel 210 7750 SR a4 and SR a8 Installation Guide...
Page 232: ...2015 Alcatel Lucent All rights reserved 3HE 10231 AAAA TQZZA Edition 01...