13
CSD-TD10/TD30
Tape Bias Frequency Adjustment
Setting:
FUNCTION button: TAPE
Mode: REC
TP (CN301 4pin)
set
frequency counter
test tape
WS-48A
(3 kHz, 0 dB)
TAPE BIAS FREQUENCY ADJUSTMENT
Adjust T301 so that frequency counter reading is 60 ± 2 kHz.
T301
60 ± 2 kHz
CN301
TP
T301
Tape Bias Frequency
Adjustment
– TC Board (component Side) –
SECTION 5
ELECTRICAL ADJUSTMENTS
Tape speed adjustment
control inside motor
SPEAKER, L-CH (SPK1)
set
8
Ω
test tape
WS-48A
(3 kHz, 0 dB)
digital frequency
counter
TAPE SECTION 0 dB = 0.775 V
• Standard Output Level
Output terminal
SPEAKER L-CH (SPK1)
load impedance
8
Ω
output signal level
0.25 V (–10 dB)
• Test Tape
Type
Signal
Used for
WS-48A
3 kHz, 0 dB
tape speed adjustment
Tape Speed Adjustment
Procedure:
Mode: playback
Adjust so that the value on the digital frequency counter is
3,000 Hz.
Specification Value:
Digital frequency counter
2,910 to 3,090 Hz
Adjust so that the frequency at the beginning and that at the end of
tape winding are between 2,940 to 3,060 Hz.
Adjustment Location:
Содержание CSD-TD10
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