Toshiba Strata AirLink DK40i, Installation And Maintenance Manual

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T1
Installation Guidelines
8-8
Strata DK I&M 6/00
Figure 8-2 RDTU Printed Circuit Board
Installation Guidelines
1. Read “Channelization” on Page 8-1 before proceeding to Step 2.
2. Run RDTU T1 related system programs as described in “Applications” on Page 8-9 .
3. Set P1 and P2, loop back jumper to the On position for RDTU self test (see “RDTU Self Test”
on Page 8-14 ). Refer to “Hardware and Cabling” on Page 8-11 for the appropriate SW1
Equalizer Switch setting and set SW1 to the setting that matches the RDTU cable length.
4. Install the RDTU PCB per instructions Page 8-3 .
Note
Ensure the RDTU’s component side is facing right when installing it in the cabinet.
Table 8-1 RDTU Controls, Indicators, and Connectors
Control/Indicator/Connector Type of Component Description
SW1 Equalizer Setting Switch 8 2-position slide switches Sets line length between RDTU and CSUs or
other T1 (max 655 ft.).
P3 (not used) 3-terminal jumper plug This jumper plug is reserved for future use.
P4 Remote Loop Remote Mode
jumper plug 3-terminal jumper plug Sets RDTU for Remote Loop Back mode test
procedure.
P1 and P2 Loop Back jumper plug 3-terminal jumper plug Sets RDTU for self check or Network/CSU
loop back check.
4389
SD
RDER
SYCF
SYCF
SYCS
RST CD1
CD2
CD3
CD4
CD5
ROMS1A
Female
Amphenol
Connector