Denon DR-M22 - Page 17

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2)
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| (2) Adjusting the record/playback levels
Load the test tape DX7/50N and record a signal
of 1kHz (—41 dB).
Adjust RT104 (L ch), RT204 (R ch) so that the
output level is the same when the MONITOR
switch is switched from SOURCE to TAPE
Position.
Load the test tape and record a signal of 1kHz
(-41dB).
Adjust RT 103 (L ch), RT 203 (R ch) so that the
Output level is the same when the MONITOR
switch is switched from SOURCE to TAPE
position.
Load the test tape DX3 and record a signal of
1kHz (—41 dB).
Adjust RT105 (L ch), RT 205 (R ch) so that the
output level is the same when the MONITOR
switch is switched from SOURCE to TAPE
Position.
Checking the Dolby C record/playback overall fre-
quency response
REC Ama
LINE IN
Ny ATT o
Ora
LINE OUT
PB Amp
1) Set the DOLBY NR switch to the ‘‘C” position.
2) Using the test tapes DXM, DX7/50N, DX-3, per-
form record/playback in the same manner as 7-(1).
3) Check to make sure that the record/playback
overall frequency response meets the specifications
in the diagram.
Tape: DX7N
Dolby C Record/Playback Overall Frequency Response. raiwence
Level: —20dB from Dolby
(dB)
+4
+3
+2
+1
0
| re
| A
-3
-4
® Beat Interference
Beat interference may result if the unit is used close to an
AM tuner. In this case separate the distance between the
tuner and the cassette deck.
10k 20k (Hz)