88
SMI Installation
Balancing and Alignment
The SMI unit has a series of jumpers whose position is determined
by the RF and AC status of the unit. The selection of DC
determines the RF status: values 0, 1, 2, or 3 dB are terminating
and the remaining DCs (4-31.5 dB) are non-terminating DC's.
1
2
PS
3
4
Scenario 1 Scenario 2 Scenario 3 Scenario 4
DC Value
4-31.5 dB
4-31.5 dB 4-31.5 dB
0, 1, 2, 3 dB
AC Termination
No
Yes
Yes
Yes
RF Termination
No
No
Yes - Add 75 Yes - DC
Ohm Term Term
Input Seizure Block J1 or J2
J1 Only
J1 Only
J1 Only
Jumper Configuration P1 - Leave P1 - Leave P1 - Leave P1 - Pull
P2 - Leave P2 - Pull
P2 - Leave P2 - Leave
P5 - Discard P5 - Discard P5 - Discard P5 -
Install
Term Board
Содержание AMM-806
Страница 86: ...79 TVCB PC Installation ...
Страница 93: ...86 SMI Installation Torque Patterns 1 Start Here 2 3 4 5 6 1 Start Here 2 3 4 4 PORT 8 PORT ...
Страница 125: ...118 Fiber Optics Fiber Loss vs Path Length Single Mode 1550 nm ...
Страница 156: ...149 Cable TV Channel Format NTSC NTSC Composite Video Waveform ...
Страница 157: ...150 US Frequency Spectrum ...
Страница 158: ...151 FCC Aeronautical Band Frequencies Used for Communication and Navigation ...
Страница 171: ...164 F C x 32 Temperature Conversion Nomograph C F FAHRENHEIT F CELSIUS C 9 5 C F 32 5 9 KELVIN K K C 273 ...
Страница 175: ...168 Common CATV Symbols ...
Страница 176: ...169 Common CATV Symbols ...
Страница 177: ...170 Digital L Band Distribution Symbols ...
Страница 178: ...171 Digital L Band Distribution Symbols ...
Страница 183: ...176 Typical Cable Attenuation Chart in dB 100 Feet 68 F 20 C ...
Страница 187: ...180 Echo Rating Graph ...
Страница 188: ...181 Signal to Interference Limits Non Coherent Carriers ...
Страница 190: ...183 Heterodyne Modulator Analog ...
Страница 191: ...184 Heterodyne Processor Analog ...
Страница 213: ...206 Multiplexers ...
Страница 215: ...208 Antenna Stacking Methods to Increase Received Signal Level NOTE Refer to Antenna Spacing Chart for dimensions ...
Страница 216: ...209 Antenna Spacing Mounting Channelized Antennas on the Same Mast NOTE Refer to Antenna Spacing Chart for dimensions ...
Страница 285: ...Rev 8 0 ...