User Manual

ADCP-75-159 • Issue 1 • August 2003 • Section 2: Description
Page 2-15
© 2003, ADC Telecommunications, Inc.
Figure 2-6. Remote Unit Indoor Mounting Shelf User Interface
5 SPECTRUM TRANSPORT MODULE
The Spectrum Transport Module (STM), shown in Figure 2-7, provides the following basic
functions:
• Provides an RF interface (antenna port) to the remote antenna.
• Provides an optical interface to the HU.
• Converts the digitized forward path optical signal to a digitized RF signal.
• Converts the digitized RF signal to a composite RF signal.
Table 2-3. Remote Unit Outdoor Mounting Shelf User Interface
REF
NO
DEVICE FUNCTIONAL DESCRIPTION
1 STM mounting slot Provides a mounting point for the STM module.
2 LPA mounting slot Provides a mounting point for the LPA module.
3 Grounding lug Provides a connection point for an external grounding cable.
4 AC power cable Provides AC power to the STM.
5 WDM mounting slot Provides a mounting point for the WDM module.
6 CWDM mounting slot Provides a mounting point for the CWDM module.
7 CWDM power cord Provides DC power to the CWDM module.
18642-A
(1) STM MOUNTING
SLOT
(2) LPA MOUNTING
SLOT
(4) AC POWER
CABLE
(5) WDM
MOUNTING
SLOT
(6) CWDM
MOUNTING
SLOT
(7) CWDM DC
POWER CABLE
(3) GROUNDING
STUDS (INSIDE)