optical fiber cable. Figure 3-94 shows the cable specifications, which are the same as
those for the OC-3c/STM-1 (POS) MMF interface (Subsection 3.10.2.6). One or more
cables of the same type is recommended to be prepared for spare.
The boundary with ATM (OC3) is used as a connector on this router’s side.
A multimode optical fiber is used for connection with the router. Figure 3-101 shows
the schematic diagram. This router’s optical interface specifications are shown in
Table 3-107.
Boundary with network: router’s connector
ʘ
3 [Directly connected between routers (when connection is not possible using a cable in
ʘ
4 below)]
Graded index multimode fiber of 50/125 or 62.5/125 µm
core/clad, 1300 nm wavelength, max. attenuation 1 dB/km,
minimum bandwidth 400 MHz•km (max. 2 km)
2-core SC connector
(router side)
1-core FC/SC/ST connector x 2 (box side)
Содержание GR2000 Series
Страница 1: ...Hitachi Gigabit Router GR2000 Series GR2K GA 1002 Rev 6 03 Installation Guide ...
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Страница 311: ...Figure 5 12 Airflow of GR2000 4 Out left side In right side In upper left side In upper right side In upper rear end ...
Страница 312: ... n upper eft side In upper right side In upper front end ...
Страница 314: ......
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Страница 330: ... ...
Страница 338: ... Metal bracket accessory of rack 19 inch rack Interface cable Power calbe ...
Страница 345: ...19 inch Rack GR2000 10H or GR2000 10 Guide Rail ...
Страница 346: ...Each POW is long and heavy approx 520mm deep 8 kg Hold the handle and support the bottom Removing POW Removing Fan Tray ...
Страница 350: ......
Страница 351: ...547 95 177 8 1430 133 35 177 8 ...
Страница 352: ...Open rack Dedicated guide rail edicated bracket supplied with the evice fitting screws Device fitting screw hole ...
Страница 353: ...19 inch Rack GR2000 20H or GR2000 20 Guide Rail ...
Страница 356: ...Metal fittings supplied as accessories M4 screws supplied as accessories NIF side ...
Страница 359: ...Connect both power cables if there is a redundant power supply Power Switch I O ...
Страница 364: ...Breaker switch I O L N Terminal board Front ...
Страница 369: ... Breaker switch I O Front Rear ...
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Страница 386: ... ...
Страница 387: ... ...
Страница 388: ... Anchor screw Guide rail ...
Страница 393: ...2 Follow the instructions illustrated in Figure 8 5 I O DC DC unit power switch ...
Страница 395: ...2 Follow the instruction illustrated in Figure 8 7 I O DC DC unit power switch ...
Страница 398: ...POW 2 Follow the instructions illustrated in Figure 8 10 Using the latches ...
Страница 402: ...To add or remove the fan tray for GR2000 20H follow the instructions illustrated in Figure 8 14 Cover Fan tray ...
Страница 405: ...To add or remove the main memory module for RP follow the instructions illustra in Figure 8 17 Installed connector ...
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