Tascam DA-30 - 4-2. Adjustment of the audio system; 13-2. Adjustment of the EQ at the RF unit

2. RF2=y kA OEQE
13-
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13-2. Adjustment of the EQ at the RF uni
1 of the oscilloscope to TP404 PIN 2
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1)
Load the function test tape TY-7551, then play back
PGM No. 13; at this time, as shown in Photo 4-5- 3 ,
2)
‘PGH NO.18 SHELAL A, GHA-5 3 OF
turn control EQ (Fig. 4-8) on the RF unit both ways
untif there are the least possible error flags.
2 nF
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13-3. Confirmation of the error rate
1)
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Connect the connectors of the error rate counter to
TP403 (POWER) and TP403 (FLAG).
Perform non-signal recording on an unrecorded portion
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4-2.”
*5EPCB
Adjustment of the audio system
: AUDIO PCB (Fig. 4-9)
*PCB to be adjusted
4-2.
AUDIO PCB
AUDIO PCB
—
OSCILLOSCOPE
AUDIO PCB
CHI CH2
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Fig. 4-9 Adjustment of the audio system and test point locations
SF OME
Fig.
4-10
Connection
of
test
points
for
measurement