Nokia 6800 Series 用户手册

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6800/7000 Series - Distribution and Routing Products Installation and Operation Manual
95
Operation
 Chapter 9: VSE-6801 Serial Equalizing Amplifier Module
Operation
Jumpers 
 LED Indicators
Jumper
Function
Error Reporting
The on error closing contact can report the 
following conditions:
J1
- No data
J2
- Equalizer has exceeded the preset cable length
Operating Standard
J3
- Selects Composite operation 143 Mb/s or 177 
Mb/s. 
With no jumper fitted the selection is Auto.
J4
- Selects Auto standard selection.
J5
- Selects Component operation 270 Mb/s or 360 
Mb/s.
LEDs
Function
Error
This indicates that the error condition set in 1 
exists.
No Data
This indicates that there is no input data.
Eq Warning
This indicates that the equalizer has reached the 
preset value. This is not illuminated if “no data” is 
illuminated.
270
This indicates that the current input standard is 
270 Mb/s (D1) This is not illuminated if “no data” 
is illuminated.
143
This indicates that the current input standard is 
143 Mb/s (D2-NTSC). This is not illuminated if 
“no data” is illuminated.
177
This indicates that the current input standard is 
177 Mb/s (D2-PAL). This is not illuminated if “no 
data” is illuminated.