Dual C 822 Bedienungsanleitung Seite 12

Rectifying faults
The unit cannot be switched on.
*
Power supply is interrupted, plug not oroperly pushed
home.
Playback level varies in pitch.
little by hand.
*
Dust and tape abrasion is dirtying the pressure roller.
Cleaning is described in section ''Maintenance and Service".
RECORD key (4) cannot be depressed.
*
Tabs in the cassette have been broken off as described
in
section 'Erasure'.
Your own recording is distorted.
*
The distortion is in the recording source.
* The head is dirty (refer to section "Maintenance and ser-
vice").
* The tape selector buttons (Fe = (10), Cr = (12), FeCr = (14),
metal = (16)} have not been pressed.
Your own recordings are noisy.
* The tape is too badly worn,
*
DOLBY NR (23) button was not depressed.
De bediening
Technical Data
With Dolby NR
Fe 64 dB
Cr09 64 dB
FeCr 67 dB
Metal tape 67 dB
Channel separation at 1000 Hz
between stereo channels
40 dB
in opposite direction
70 dB
Erasure at 1000 Hz
70 dB
Oscillator (push-pull oscillator)
105 kHz
Power requirement
8) Band teller
9) STOP stoptoets
0) Fe Keuzetoets
voor Fe-banden
1) «« Snel terugspoelen
|
Bandlooprichting rechts —~ links
Cr Keuzetoets voor ch room-dioxyde
banden
» Start van weergave en opname
) FeCr Keuzetoets voor ferrichroom banden
5) p> Snel opspoelen
Bandlooprichting links —> rechts
6) Metal Keuzetoets voor metaalbanden
7) RESET Toets voor tellerstand O00
(18) DOLBY NR Aanduiding wijst Op ingeschakelde
Dolby-processor
(19) MPX Aanduiding wijst op ingeschakeld multi
olex-filter
(20) RECORD Opname toets
15