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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.
ELECTRICAL ADJUSTMENTS
2-10: OSD HORIZONTAL 1. Activate the adjustment mode display of Fig. 1-1. 2. Press the VOL. UP/DOWN button on the remote control until the difference of A and B becomes minimum. (Refer to Fig. 2-1) 2-13: TINT CENTER 1. Receive the color bar pattern. (RF Input) 2. Using the remote control, set the brightness, contrast, color and tint to normal position. 3. Connect the oscilloscope to TP024. 4. Activate the adjustment mode display of Fig. 1-1 and press the channel button (27) on the remote control to select "TNTC". 5. Press the VOL. UP/DOWN button on the remote control until the section "A" becomes a straight line. (Refer to Fig. 2-2) 6. Receive the color bar pattern. (Audio Video Input) 7. Press the INPUT SELECT button on the remote control to set to the AV mode. 8. Using the remote control, set the brightness, contrast, color and tint to normal position. 9. Activate the adjustment mode display of Fig. 1-1 and press the channel button (39) on the remote control to select "TNTCA". 10. Press the VOL. UP/DOWN button on the remote control until the section "A" becomes a straight line. (Refer to Fig. 2-2) 11. Press the TV/DVD button on the remote control to set to the DVD mode. 12. Activate the adjustment mode display of Fig. 1-1 and press the channel button (51) on the remote control to select "TNTCD". 13. Press the VOL. UP/DOWN button on the remote control to set the same step numbers as the AV.
01 OSD 13
A 2-11: LEVEL
B
Fig. 2-1
1. Receive the VHF HIGH (70dB). 2. Connect the AC voltmeter to pin 6 of CP101. 3. Activate the adjustment mode display of Fig. 1-1 and press the channel button (63) on the remote control to select "LVL". 4. Press the VOL. UP/DOWN button on the remote control until the AC voltmeter is 75 ± 2mV. 2-12: BRIGHT CENTER 1. Receive the monoscope pattern. (RF Input) 2. Using the remote control, set the brightness and contrast to normal position. 3. Activate the adjustment mode display of Fig. 1-1 and press the channel button (18) on the remote control to select "BRTC". 4. Press the VOL. UP/DOWN button on the remote control until the white 15% is starting to be visible 5. Receive the monoscope pattern. (Audio Video Input) 6. Press the INPUT SELECT button on the remote control to set to the AV mode. 7. Using the remote control, set the brightness and contrast to normal position. 8. Activate the adjustment mode display of Fig. 1-1 and press the channel button (30) on the remote control to select "BRTCA". 9. Press the VOL. UP/DOWN button on the remote control until the white 15% is starting to be visible 10. Press the TV/DVD button on the remote control to set to the DVD mode. 11. Activate the adjustment mode display of Fig. 1-1 and press the channel button (42) on the remote control to select "BRTCD". 12. Press the VOL. UP/DOWN button on the remote control to increase the step numbers by 5 steps to the AV. 13. Press the GAME button on the remote control to set to the GAME mode. 14. Activate the adjustment mode display of Fig. 1-1 and press the channel button (54) on the remote control to select "BRTCG". 15. Press the VOL. UP/DOWN button on the remote control to set the same step numbers as the AV.
"A" Fig. 2-2
D-3
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