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WF-CD77H/E
CP-CD77
As for adjusting
method
Service
Manual
"ADJUSTMENT
PRODUCTS".
MECHANISM
SECTION
• Driving
Force
check
Torque Meter
Play: TW-2412
Reverse play: TW-2422
Torque
Check
Torque Meter
Play: TW-2111
Reverse play:
TW-2121
Fast forward.
TW-2231
Rewind:
TW-2231
• Head
Azimuth
Test Tape
MT T -114
• Tape
Speed
Test Tape
Adjusting
High
MTT-III
Tape 2:
speed
Normal
MTT-III
Tape 2: VR901
speed
To set high speed,
short-circuit
Cassette
Holder
Remove
the
cassette
from
t ne
I ower
Figure
14-1 REMOVAL
ADJUSTMENT
refer to the relevant
explanation
PROCEDURES
OF AUDIO
Specified
value
Over 1 40 g
Over 140 g
Specified
value
Tape
1
Tape 2
35 to 60 g.cm
35 to 60 g.cm
35 to 60 g.cm
35 to 60 g.cm
85 to 170 g.cm
85 to 170 g.cm
85 to 170 g.cm
85 to 170 g.cm
Instrument
Connection
J261
(Load resistance:
4 ohms)
instrument
Point
Specified
value
Connection
J261
6,000
± 700
Hz
(Load
resistance:
3,000
± 60 Hz
4 ohms)
Pin 12 of CNP801
and earth.
Cover
Hoo
holder
cover
h 00k.
OF CASSETTE HOLDER COVER
TAPE
SECTION
in
Volume
Beat cancel
switch
Graphic equalizer
Tape selector
switch
Function
Bias Oscillation
Beat cancel
Erase
Current
Resistor
for measurement:
Playback
Amplifier
Test Tape
MTT.118
Side
kX4
Stde
Figure
-14
Position
of each
switch
or control
Max
Center
Normal
Tape
Frequency/
Bias
Current
Specified
A.
97 ± 4 kHz
B.
6 ±
c:
4 +
check
Specified
I ohm
100
Sensitivity
check
Specified value
Instrument
J261
1.5V±3dB
Load resistance:
Tape
1
o
o
Side
TaPe
2
14-2
AZIMUTH
POINTS
check
value
1.5
kHz for
A
2 kHz
for
B
value
± 15 mA
Connection
4 ohms)
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