|
Categories
|
Information
|
Featured Product
|
|
|
 |
|
There are currently no product reviews.
 ;
Super manual it contains all the things you need to service your Marantz 2100.
 ;
A very easy to understand and use manual. Well worth the money.
 ;
Very good information with clear drawings. Thanks!
 ;
The ease of this purchase was a good start. The content of this manual was exactly all I needed to retore my Tandberg 64.
All of the mechanical and electrical information is contained in the manual and the quality of the document makes reading the data easy.
The exerience with the resource has made this my prime source for technical data.
 ;
Owner-manuals.com is the best Possibility to give vantage HIGH CLASS Elektronic COMPONENTS
a new Life.Thanks alot for your perfekt Service.
GRUNDIG Service
VARIXX UMS 4401 SPCD
Adjustment Procedures
Tuner
Test equipment: Signal Generator, Oscilloscope, Digital Voltmeter Adjustment 1. AM IF Preparation AM, 522kHz; Couple Signal Generator 450kHz via Loop Antenna; Ue > 60dBµV; Oscilloscope to Loudspeaker Output. AM, 1620kHz; Digital Voltmeter to Pin 8 of IC101. AM, 603kHz/1404kHz; Couple Signal Generator via Loop Antenna; Ue > 50dBµV; fmod = 1kHz; Oscilloscope to Loudspeaker Output. Adjustment Procedure Adjust with T105 and T104 for Maximum.
2. AM Oscillator
Adjust with T102 for 7.8V ± 0.2V.
3. AM Band Pass
Adjust alternating with T101 at 603kHz and with T108 at 1404kHz for AF Maximum.
4. AM-AFC
AM, 522kHz; Adjust with T106 for 0V ± 1mV. Couple Signal Generator 450kHz via Loop Antenna; Digital Voltmeter between Pin 19 and Pin 20 of IC101. FM, 87.5MHz; Adjust with T103 for 0V ± 1mV. Signal Generator to FM Aerial Input; Short circuit Pin 21 of U102 to GND; Digital Voltmeter between Pin 19 and Pin 20 of IC101. FM, 87.5MHz; Signal Generator to FM Aerial Input; fmod= 19kHz; Oscilloscope to Loudspeaker Output. Adjust with IFT181 (left channel) and IFT182 (right channel) to Minimum.
5. FM-Det.
6. 19kHz Notch Filter
Tape Deck
Test equipment: Oscilloscope, Frequency Counter, Test Cassette 3150Hz/10kHz (e.g. 448A) Adjustment 1. Tape Speed Preparation Frequency Counter to Loudspeaker Output. Play Test Cassette (3150Hz part). Adjustment Procedure Adjust Motorpoti for 3150Hz ± 10Hz.
Motorpoti
2. Azimuth
Oszilloscope to Loudspeaker Output. Play Test Cassette (10kHz part).
With Head screw A adjust for maximal and equal level in both channels.
A
3. Bias Frequency Frequency Counter to CN105-RR/LR. Start recording.
2-2
Adjust with T201 for 60kHz ± 100Hz.
|
|
 |
> |
|
|
Parse Time: 0.219 - Number of Queries: 125 - Query Time: 0.068