Toshiba Strara CTX Series Installation And Maintenance Manual page 120

Strata CTX670 Installation
11
1
J1
15
1
J2
10
11
4379
Plastic
Cap
Fibre Optic
Cable
Figure 3-33 ROMS1A Subassembly
Table 3-8 fibre Optic Specification
Transmission Speed
Optical Source
Fibre Type
Core Diameter
Cladding Diameter
Connector Type
Maximum Fibre Length
Optical Budget (Loss)
Minimum Bend Radius
Round Trip Delay Time
Transmit Power
Receiver Sensitivity
3-46
-24v
DG
1
J3
PFT-CONTROL
CD1 SD
CD2 RDER
CD3 SYCF
CD4 SYCS
CD5 RST
Optical
Module
J4
1
TX Side RX Side
Remove
Rubber Cap
to plug in
Fibre Optic
Cable
CAUTION!
Item
Inserting the fibre connector at
an angle or too forcefully can
cause damage.
Specification
155.52 Mbps
LED, 1300 nm
Multi-mode, Graded Index Fibre (GIF)
62.5 micrometers
125 micrometers
SC (2-pin transmit and receive)
3 km (500~1000 MHz/km fibre)
2 km (200~400 MHz/km fibre)
9 dB (one way)
30 mm
30 micro seconds.
>= -23.5 dBm
<= -30 dBm
Strata CTX I&M September 2002