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APPENDIX A
MP168 Video Switcher/Controller System
AD1981 RS-232 Port Expander
1
2
3
4
5
6
7
8
RCD
XMIT
GND
1
2
3
4
6
7
8
5
9
RS-232
cable
AD1981 Port Expander Pinout
Pin # Designation
1
Shield
2 -
3 XMIT
4 RCD
5 GND
6 -
7 -
8 -
9 -
Central Processing Module
For illustration purposes,
diagram is shown with
RS-232 cable minus
insulation
AD1981 Port Expander
RS-232 cable and terminal block
provided with MP168 Bay
A-7
Summary of Contents for Excalibur 168
Page 1: ...MegaPower 168 Matrix Switcher Controller System Installation Service Manual...
Page 2: ......
Page 8: ......
Page 12: ...DESCRIPTION MP168 Matrix Switcher Controller System...
Page 32: ...MP168 Matrix Switcher Controller System INSTALLATION...
Page 56: ...2 24 MP168 Video Switcher Controller System INSTALLATION...
Page 58: ...APPENDIX A MP168 Matrix Switcher Controller System...
Page 70: ...APPENDIX B MP168 Matrix Switcher Controller System...
Page 74: ...B 4 APPENDIX B MP168 Matrix Switcher Controller System...
Page 76: ...APPENDIX C MP168 Matrix Switcher Controller System...
Page 82: ...C 6 APPENDIX C MP168 Matrix Switcher Controller System...
Page 84: ...INDEX MP168 Matrix Switcher Controller System...
Page 88: ......
Page 89: ......