Philips Diamond Line 2, Руководство пользователя

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Diamond Line Amplifiers 10 July 2000 43
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The illustration to the left shows what each user-changeable
plug-in looks like and where it goes in a Diamond Line 2
amplifier. For related information in this manual, see below:
Other information about these plug-ins Page
Which plug-ins are factory-installed, which required, which optional 43
How signal flows through the plug-ins & how they act on the signal 34
List of procedures related to each plug-in (in Index) 169
Plug-ins for a Diamond Line 2 Amplifier Plug-in Series
u
Factory-Installed Plug-Ins
Circuits or jumpers are factory-installed in these positions for optimum performance according to customer or
product requirements. (The factory-installed plug-ins are shown in Figure 13 only if they can be changed by the user.)
Automatic Level and Slope Control, ALSC (under cover, not user-changeable) 6-ALSC u
Interstage Slope Equalizer* 7-2E-WC
u
Distribution (Secondary) Slope Equalizer* 7-2E-WC u
•
Required Plug-Ins
These positions are shipped empty. For the amplifier to work, you must select and install the appropriate value
based on the amplifier’s location in your network. (The required plug-ins are all shown in Figure 13.)
Input Attenuator 9-A-WC
•
or 10-A-WC
•
Input Equalizer 7-2E-WC
•
Return Output Equalizer 7-REF-WC
•
¢ Optional Plug-Ins
Jumpers, or “zero” value circuits, are shipped in these positions for circuit continuity. You may need to plug in different
values based on your system design and performance. (The optional plug-ins are all shown in Figure 13.)
Interstage Attenuator 9-A-WC
¢
or 10-A-WC
¢
Forward Response Equalizer (debumper) EDB ¢
Main Output Attenuator 9-A-WC ¢
or 10-A-WC ¢
Secondary Output Attenuator 9-A-WC
¢
or 10-A-WC
¢
Secondary Output Port Selector
If using one secondary output only (J3 or J4)
If using both secondary outputs (J3 & J4)
9-A0 ¢
7-DC-862 ¢
Return Input Attenuators (three locations) 9-A-WC ¢
or 10-A-WC ¢
Return Output Attenuator 9-A-WC
¢
or 10-A-WC
¢
Return Response Equalizer (debumper) EDB ¢
* Normally you will not change these equalizers. However, they are accessible through cut-outs in the module cover so that,
if necessary, you could change the tilt of the amplifier’s outputs from the factory-set value. See “Interstage & Distribution
Equalizers” on page 160.