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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.
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The service manual is a good quality scan of the Blaupunkt RTV-404, which is electrically and mecanically identical to the Panasonic NV-830.
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completo manual bien detallado y de buena calidad de impresion , se echa en falta los esquemas de placa y parte de algun diagrama.
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perfecto manual ,completo y detallado de muy buena calidad de impresion, ideal en una palabra.
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un manual completo con una calidad de imagen buena con explicaciones en varios idiomas de los ajustes y detalles en conjunto un OK.
16 April �88
SERVICE REMARKS
1. Handling the Drum
1.
Never touch the drum surface with bare hands. Store the drum in a cool dry place. Always wear gloves when cleaning the drum. Only prime the drum with setting powder when installing new drum. Never expose the drum to light for a long time. Drum conditioning is necessary when a new drum is installed. In addition, it is useful at the following times: . When image density is reduced due to over-exposure of the drum. q After cleaning the drum.
2. 3. 4. 5. 6.
7.
Always keep the drum in the protective sleeve when inserting or pulling the drum out of the copier.
8 * Before inserting or pulling out the drum, the cleaning unit should be pulled slightly out to avoid drum damage by the pick-off pawls. 9. Return used drums to the distributor according to standard procedure.
2. Charge Corona
1.
Clean the corona wires with a dry cloth or by sliding the corona unit in and out. Do not use emery paper or any solvent for wire cleaning. Do not touch the corona wires with oily hands. Oil stains may cause white bands on copies. Make sure that the corona wires are correctly positioned between the cleaner pads and there are no threads on the casing. When adjusting the drum current, always make sure that the axis of drum shoe is aligned with the corona wire. The corona wire height should be adjusted only when: a) The front end block is replaced. b) The drum charge current is uneven.
2. 3. 4. 5.
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