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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.
Excellent printing quality.
A complete and very usefull service manual with all details.
GREAT SERVICE AT VERY LOW PRICE!
manual excelente completo , diagramas y esquemas bien presentados y buena calidad de imagen.
muy buen manual completo de buena calidad de impresion preciso y detallado , muy útil para la reparación.
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.
<Cassette mechanism assembly>
Prior to performing the following procedures, remove the head amplifier board, the relay board and the mechanism bracket.
FF / REW lever assembly Joint c
Removing the direction switch board (See Fig.1)
1. Unsolder the three wires a on the direction switch board. 2. Remove the one screw A switch board. attaching the direction
Removing the FF / REW lever assembly (See Fig.1)
1. Remove the screw B attaching the FF / REW lever assembly on the back of the cassette mechanism assembly. 2. Remove the screw C on the upper side of the FF / REW lever assembly. 3. Lift and pull forward the FF / REW lever assembly to disengage the joints b, c, d and e.
Soldering a Direction switch board
Reattaching the FF / REW lever assembly (See Fig.1)
1. Reattach the FF / REW lever assembly to the joint c on the back of the chassis. 2. Reattach the pinch-roller shaft e, the change lever d and the return link e to the chassis.