ADTRAN DS3 NIU3 Installation And Maintenance Practice

NIU3 NIU3 NIU3 NIU3
1212075 1212075 1212075 1212075
STATUS STATUS STATUS STATUS
LOS = RED LOS = RED LOS = RED LOS = RED
AIS = AMBER AIS = AMBER AIS = AMBER AIS = AMBER
N N N
C-BIT = GRN C-BIT = GRN C-BIT = GRN C-BIT = GRN
IDLE = AMBER IDLE = AMBER IDLE = AMBER IDLE = AMBER
T T T
M13 = GRN W M13 = GRN M13 = GRN W W M13 = GRN
IDLE = AMBER IDLE = AMBER IDLE = AMBER IDLE = AMBER
K K K
LBK LBK LBK LBK
LOS = RED LOS = RED LOS = RED LOS = RED
AIS = AMBER AIS = AMBER AIS = AMBER AIS = AMBER
C C C
C-BIT C-BIT C-BIT C-BIT
U U U
M13 S M13 M13 S S M13
T T T
LBK LBK LBK LBK
LBK SEL: LBK SEL: LBK SEL: LBK SEL:
NTWK: 1X & HOLD NTWK: 1X & HOLD NTWK = ONCE & HOLD NTWK: 1X & HOLD
CUST: 2X & HOLD CUST: 2X & HOLD CUST: 2X & HOLD
CUST = TWICE & HOLD
DUAL: 3X & HOLD DUAL: 3X & HOLD DUAL: 3X & HOLD
NTWK MON NTWK MON NTWK MON NTWK MON
CUST MON CUST MON CUST MON CUST MON
FUSE ALARM FUSE ALARM FUSE ALARM FUSE ALARM
ESD
1 2
CONTENTS
1. General ................................................................... 1
2. Description ............................................................. 2
3. Installation .............................................................. 2
4. Wiring..................................................................... 3
5. Turnup .................................................................... 5
6. Operation ................................................................ 5
7. Maintenance ........................................................... 6
8. Warranty and Customer Service ............................ 6
9. Specifications ......................................................... 7
FIGURES
Figure 1. DS3 NIU3 12-Slot Shelf............................. 1
Figure 2. NIU3 Circuit Diagram ................................ 3
Figure 3. DS3 NIU3 12-Slot Shelf Rear Panel .......... 4
Figure 4. Local DC Power Connection ...................... 4
Figure 5. Power Supply/Rectifier Connection ........... 5
TABLES
Table 1. Compliance Codes ...................................... 2
Table 2. NIU3 12-Slot Shelf Specifications ............. 7

1. GENERAL

This practice is an installation and maintenance guide
®
for the ADTRAN DS3 NIU3 12-Slot Housing
(P/N 1212078L1), illustrated in
is used in association with the DS3 NIU3 module
practice (P/N 61213075L2-5).
61212078L1-5F
®
DS3 NIU3 12-Slot Housing
Installation and Maintenance Practice
NIU3 NIU3 NIU3
1212075 1212075
STATUS STATUS
LOS = RED LOS = RED
AIS = AMBER AIS = AMBER
N N N
C-BIT = GRN C-BIT = GRN
IDLE = AMBER IDLE = AMBER
T T T
W M13 = GRN W M13 = GRN W
IDLE = AMBER IDLE = AMBER
K K K
LBK LBK
LOS = RED LOS = RED
AIS = AMBER AIS = AMBER
C C C
C-BIT C-BIT
U U U
S M13 S M13 S
T T T
LBK LBK
LBK SEL: LBK SEL:
NTWK: 1X & HOLD NTWK: 1X & HOLD
CUST: 2X & HOLD CUST: 2X & HOLD
DUAL: 3X & HOLD DUAL: 3X & HOLD
NTWK MON NTWK MON
CUST MON CUST MON
FUSE ALARM FUSE ALARM
3 4 5
Figure 1. DS3 NIU3 12-Slot Housing
Figure 1. This practice
Trademarks: Any brand names and product names included in this document are
trademarks, registered trademarks, or trade names of their respective holders.
NIU3 NIU3
1212075 1212075 1212075
STATUS STATUS STATUS
LOS = RED LOS = RED LOS = RED
AIS = AMBER AIS = AMBER AIS = AMBER
N N N
C-BIT = GRN C-BIT = GRN C-BIT = GRN
IDLE = AMBER IDLE = AMBER IDLE = AMBER
T T T
M13 = GRN W M13 = GRN W M13 = GRN W
IDLE = AMBER IDLE = AMBER IDLE = AMBER
K K K
LBK LBK LBK
LOS = RED LOS = RED LOS = RED
AIS = AMBER AIS = AMBER AIS = AMBER
C C C
C-BIT C-BIT C-BIT
U U U
M13 S M13 S M13 S
T T T
LBK LBK LBK
LBK SEL: LBK SEL: LBK SEL:
NTWK: 1X & HOLD NTWK: 1X & HOLD NTWK: 1X & HOLD
CUST: 2X & HOLD CUST: 2X & HOLD CUST: 2X & HOLD
DUAL: 3X & HOLD DUAL: 3X & HOLD DUAL: 3X & HOLD
NTWK MON NTWK MON NTWK MON
CUST MON CUST MON CUST MON
FUSE ALARM FUSE ALARM FUSE ALARM
6 7 8
Revision History
Issue 6 of this document provides the inclusion of a
Caution statement concerning the bypass relays in the
Installation section on page 3.
Features
The basic features and functions of the DS3 NIU3 12-
Slot Housing include the following:
• Field replaceable plug-in pass-through relays
ensure virtually uninterrupted transmission during
card replacement, failure, or power loss
• Field replaceable plug-in shelf alarm relay
terminals provide alarm indication
• BNC transmit/receive jacks for each NIU3 card
• Dual −48 VDC or ±24 VDC power feeds
• Optional power supply available
• Load-share diode arrangement for redundant power
capability
• Sturdy metal construction
• Transparent front panel access cover with lock
• Durable powder-coated enamel finish
• Cable management hardware
• Mounting and accessory hardware included
Section 61212078L1-5F
Issue 6, August 2004
CLEI Code: NCM59Z0D_ _
N I U 3
1212078
NIU3 NIU3 NIU3
1212075 1212075 1212075
STATUS STATUS STATUS
LOS = RED LOS = RED LOS = RED
AIS = AMBER AIS = AMBER AIS = AMBER
N N N
C-BIT = GRN C-BIT = GRN C-BIT = GRN
IDLE = AMBER IDLE = AMBER IDLE = AMBER
T T T
M13 = GRN W M13 = GRN W M13 = GRN W
IDLE = AMBER IDLE = AMBER IDLE = AMBER
K K K
LBK LBK LBK
LOS = RED LOS = RED LOS = RED
AIS = AMBER AIS = AMBER AIS = AMBER
C C C
C-BIT C-BIT C-BIT
U U U
M13 S M13 S M13 S
T T T
LBK LBK LBK
LBK SEL: LBK SEL: LBK SEL:
NTWK: 1X & HOLD NTWK: 1X & HOLD NTWK: 1X & HOLD
CUST: 2X & HOLD CUST: 2X & HOLD CUST: 2X & HOLD
DUAL: 3X & HOLD DUAL: 3X & HOLD DUAL: 3X & HOLD
NTWK MON NTWK MON NTWK MON
CUST MON CUST MON CUST MON
FUSE ALARM FUSE ALARM FUSE ALARM
9 10 11
NIU3
1212075
STATUS
LOS = RED
AIS = AMBER
N
C-BIT = GRN
IDLE = AMBER
T
M13 = GRN W
IDLE = AMBER
K
LBK
LOS = RED
AIS = AMBER
C
C-BIT
U
M13 S
T
LBK
LBK SEL:
NTWK: 1X & HOLD
CUST: 2X & HOLD
DUAL: 3X & HOLD
NTWK MON
CUST MON
FUSE ALARM
12
1