Product P/N: 418770XGX
Surface Mounting
Hole
Hinge
NETWORK STATUS
POTS 1
POTS 2
TELEPHONE TROUBLESHOOTING
1. Identify the bad line.
2. Disconnect the plug from the appropriate POTS jack and plug
any working telephone into that jack.
If the telephone works, there is a problem inside the house.
If the telephone does not work, contact your service provider.
3. Remove the telephone and replace the plug into the POTS jack.
Security
4. Close the unit.
Screw
Hinge
Fiber Optic
Cable
Ground
Power
Fiber Drop
Ground Drop
D
ESCRIPTION
®
The Total Access
351& 352 Single Family Unit (SFU) Optical
Network Terminations (ONTs) are Gigabit Passive Optical Network
(GPON) ONTs. The 351 SFU ONT has 2 POTS, and 1 Gigabit
Ethernet interface. The Total Access 352 has 2 POTS, and 2
Gigabit Ethernet interfaces. The figure above illustrates the SFU
ONT inner enclosure. GPON technology provides a consistent and
common approach to advancing the public communications
network using:
♦
Traditional telephone service is Plain Old Telephone Service (POTS)
♦
High speed data services
♦
Video services
The GPON network consists of an Optical Line Terminal (OLT) located at
the central office and Optical Network Terminals (ONTs) located at the
customer's premises. Between them lies the Optical Distribution Network
(ODN) consisting of fibers and passive splitters or couplers.
In order to allow for the transmission of downstream and upstream traffic
on one single fiber, different wavelengths are used for each direction.
Downstream traffic uses 1490 nm, while upstream traffic is carried on
1310 nm. The ONT employs optical diplexers to separate the
wavelengths.
Total Access 351 & 352 Series
SFU ONT 2 Pots, 1 & 2 Enet Interface
Two-screw
Terminal
Bridges
TIP
RING
TIP
RING
POTS 1
TIP
RING
FXS 0/1
FXS 0/2
TIP
RING
POTS 2
TIP
RING
ETH 0/1
TIP
RING
Ethernet
ETH 0/2
ETH 1
ETH 0/1
ETH 2
Connections
ETH 0/2
TOTAL ACCESS 352 ONT
1187702G1
CLEI
TEL. NUMBER
12V , 1A
Ethernet Drop
Surface
Mounting
Hole
POTS Drop
Ground and Power
Drop Callout
This Job Aid covers the electronics modules (SFU ONT) and housings
listed in the following table:
Total Access 351
Description
1187701G1
Total Access 351 SFU Electronics Module
4187701G2
Total Access 351 with Splice Housing
4187701G3
Total Access 351 with OptiTap Housing
Total Access 352
Description
1187702G1
Total Access 352 SFU Electronics Module
4187702G2
Total Access 352 with Splice Housing
4187702G3
Total Access 352 with OptiTap Housing
Total Access SFU
Description
Housings
1187770G1
Total Access ONT Splice Housing
1187771G1
Total Access ONT with OptiTap Housing
NOTE
The Total Access 351/352 SFU ONT is only intended to be used
with the Corning Systems Model FNI-NG series outdoor NID
housing.
F
P
LED
RONT
ANEL
Label
Status
POWER
Off
Green
NETWORK
Off
STATUS
Green
Yellow
Red
POTS 1 and 2
Off
Green
2
Green Flashing
Yellow
Red
ETH 1 and 2
Off
Green
4
Yellow Flashing
I
NSTALLATION
NOTE
Refer to the Total Access 300 Series GigE SFU ONTs Installation Guide
(P/N 6418770XGX‐5) for complete information on installing these units.
After unpacking the SFU ONT, inspect it for damage. If damage is noted,
file a claim with the carrier and then contact ADTRAN. For more infor‐
mation, refer to the warranty.
Issue Date: March 2010
Document P/N: 6418770XGX-22B
S
Description
No power
Power is On
Administratively Shut Down
Normal
Test in progress
Fault Condition
Administratively Shut Down
Off Hook
Ringing
Test mode
Fault
Link is down: no activity or Admin‐
istratively Shut Down
10/100/1000 Link is up
TX or RX activity
1
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