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External
Dongle
Header
(J10)
GS12090
Bidirectional
GS12281
Cable Driver
Mode
Indicator
LEDs
Figure A: RDK-12GCONV Top View
Table 0-1: Connector Descriptions
Designator
Description
J1
SDI Input — Dedicated SDI input is routed to the GS12241Cable Equalizer.
J2, J3, J4
SDI Bidirectional — Can act as an SDI input or as an SDI output, routed to the GS12090 Bidirectional devices.
J5
SDI Output — Dedicated SDI output is routed to the GS12281 Cable Driver.
J8
Micro USB — Used to access advanced functionality via GUI. For Software User Guide, see
J10
External Dongle Header — Currently not implemented.
J11
+12V Power Supply — RDK-12GCONV requires minimum +5V power supply, +12V power supply recommended.
RDK-12GCONV
Reference Design Kit User Guide
PDS-061593
Microcontroller
Mode
Output
Bidirectional
Selector
(J5)
www.semtech.com
Rev.0
August 2017
USB
GS12070
(J8)
Gearbox
Bidirectional
Bidirectional
(J4)
(J3)
(J2)
Power (+12V)
(J11)
Input
(J1)
Section 4.
Proprietary & Confidential
GS12241
Cable Equalizer
Status
Indicator
LEDs
4 of 44
Semtech
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