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Very quality copy of original service manual, which contains the circuit diagrams, PCB and lists of components, well as recommendation for calibration procedures of device, also everything else, that need for repair, tuning and use this oscilloscope.
All presented copies have high-resolution, so you can view all in detail.
This manual will very useful for simple owners and for repairers.
I recommend these manual, because myself is owner of Philips PM3216 and I need sometimes servicing these oscilloscope (principally calibrating).
Also, these document is an example of excellent design of technical documentation.
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Excellent printing quality.
A complete and very usefull service manual with all details.
GREAT SERVICE AT VERY LOW PRICE!
A+++++++++++++++++++++++++
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manual excelente completo , diagramas y esquemas bien presentados y buena calidad de imagen.
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muy buen manual completo de buena calidad de impresion preciso y detallado , muy útil para la reparación.
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The service manual is a good quality scan of the Panasonic NV-850, which is electrically identical to the Philips VR 6920, but mecanically just nearly.
Section
Audio Adjustments
08
Fine adjusting equalizer curve
You can adjust the center frequency and the Q factor (curve characteristics) of each currently selected curve band (EQ Low/EQ Mid/EQ High).
4 Press E or e to select the desired Q factor. Press E or e until the desired Q factor appears in the display.
2 N�1 N�1 W�2 W
� Pressing 5 or � on the head unit also performs the same operation. Level (dB) Note Q=2N Center frequency Q=2W � If you make adjustments when a curve other than CUSTOM2 is selected, CUSTOM1 curve is updated. Frequency (Hz)
1 Press A and hold unitil frequency and the Q factor (e.g., F 80 Q 1W) appears in the display. � Pressing and holding AUDIO on the head unit also performs the same operation. 2 Press A to select the desired band for adjustment. Low�Mid�High � Pressing AUDIO on the head unit also performs the same operation. 3 Select the desired frequency with 1 or ¡. Press 1 or ¡ until the desired frequency appears in the display. Low : 40�80�100�160 (Hz) Mid : 200�500�1 k�2 k (Hz) High : 3.15 k�8 k�10 k�12.5 k (Hz) � Pressing 2 or 3 on the head unit also performs the same operation.
Adjusting bass
You can adjust the cut-off frequency and the bass level. � In FRT1 mode, bass adjustment affects only the rear output: front output cannot be adjusted. 1 Press A to select Bass. Press A until Bass appears in the display. � Pressing AUDIO on the head unit also performs the same operation. 2 Select the desired frequency with 1 or ¡. Press 1 or ¡ until the desired frequency appears in the display.
40�63�100�160 (Hz)
English Español Deutsch Français Italiano Nederlands
57
� Pressing 2 or 3 on the head unit also performs the same operation. 3 Press E or e to adjust the bass level. Each press of E or e increases or decreases the bass level. +6 � �6 is displayed as the level is increased or decreased. � Pressing 5 or � on the head unit also performs the same operation.
En
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