PJ250-NV Technical and Maintenance Manual
R.V.R. Elettronica S.r.l. (Bo)
Pag. 30
4)
Remove the stop nut of the R.F. Test -40dB Connector (8 Fig.2).
5)
Take note of the position of the four wires going out of the
directional coupler and unsolder them.
5)
Extract the Directional Coupler.
4.8 TRANSFORMER REPLACEMENT
1)
Open the top and bottom covers.
2)
Take note of the position of the transformer’s wires connected to
the terminal block placed on the metal support of the transformer.
3)
Disconnect these wires from the terminal block.
4)
Remove the screws fixing the transformer on the left side of the
amplifier.
5)
Extract the transformer.
4.9 FAN REPLACEMENT
1)
Open the top and bottom covers.
2)
Desolder the two supply wires of the fan.
3)
Unscrew the fixing screws of the fan on the rear panel.
4)
Extract the fan.
Summary of Contents for PJ250-NV
Page 17: ...PJ250 NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 17 F I G 1...
Page 19: ...PJ250 NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 19 F I G 2...
Page 23: ...PJ250 NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 23 P H O T O 2 1 3 2...
Page 24: ...PJ250 NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 24 F I G 3...
Page 49: ...PJ250 NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 49 F I G 1...
Page 51: ...PJ250 NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 51 F I G 2...
Page 53: ...PJ250 NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 53 FOTO 1 5 4 3 1 2...
Page 55: ...PJ250 NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 55 FOTO 2 1 3 2...
Page 56: ...PJ250 NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 56 F I G 3...
Page 68: ...PJ250 NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 68 WIRING DIAGRAM...
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Page 96: ...PJ250 ii Appendix Rev 0 1 03 09 02 Pagina lasciata intenzionalmente in bianco...
Page 97: ...PJ250 PSSW2812B 1 4 Technical Appendix Rev 0 1 03 09 02...