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E
MECHANISM SECTION
• Driving Force Check
Torque Meter
Play: TW-2412
• Torque Check
Torque Meter
Play: TW-2111
Fast forward: TW-2231
Rewind: TW-2231
• Head Azimuth
Test Tape
MTT-114
• Tape Speed (Normal only)
Test Tape
Adjusting
Point
Tape 1,2: VR501 3,000 ± 60 Hz
MTT-111
TAPE SECTION
Position of each switch or control
Volume control
Beat cancel
Function
Dubbing speed/Built-in Microphone
• Bias Oscillation Frequency
Beat cancel
• Playback Amplifier Sensitivity Check
Test Tape
Specified Value
1.4 V ± 3 dB
MTT-118
DECK PWB
CNP504
VR501
Figure 9-1 ADJUSTMENT POINTS
Specified Value
Tape 1: Over 50g
Tape 2: Over 60 g
Specified Value
Tape 1
Tape 2
30 to 60 g.cm
30 to 60 g.cm
55 to 120 g.cm
80 to 135 g.cm
55 to 120 g.cm
80 to 135 g.cm
Instrument Connection
Headphones Socket
(Load resistance: 32 ohms)
Specified
Instrument
Value
Connection
Headphones
socket(Load
resistance:
32 ohms)
Max
A
Tape
OFF/ON
Specified Value
A: 100 ± 4 kHz
B: 94 ± 4 kHz
C: 104 ± 4 kHz
Instrument Connection
Speaker terminal
(Load resistance: 3 ohms)
CNP505
TAPE SPEED
ADJUSTMENT
TUNER SECTION
fL: Low-range frequency
fH: High-renge frequency
• VCO Frequency
Frequency
Without modulation VR301
• FM IF/RF
Test Stage
IF
Detection
Band
Tracking
• AM IF/RF
Test Stage
IF
MW Band
Coverage
MW
Tracking
LW Band
Coverage
LW
Tracking
L303
LW
fL LW
fH
TC301
FM IF
AM IF
IC302
T302
VCO
VR301
TUNER PWB
– 9 –
Adjusting
Parts
Specified Value/
Adjusting
Point
T301
T303
fL: L307
fH: CT302
fL(88.0 MHz): L305
fH(108.8 MHz): CT301
Specified Value/
Adjusting
Point
T302
fL: L306
fH: CT304
fL(600 kHz): L302(MW)
fH(1,400 kHz): CT303
fL(148.5 kHz): L309
fH(283.5 kHz): TC304
fL: L303(LW)
fH: TC301
L302
MW
TRACKING
L309
L306
TC304
CT303
L305
CT
T301
301
CT304
1
4
CT302
11
IC301
L307
T303
FM DET
Figure 9-2 ADJUSTMENT POINTS
WQ-CD60H
Frequency Display
456 kHz
Instrument
Connection
Input: Pin 1 of IC301
Output:Pin 11 of IC301
Input: Antenna
Output: Earphon Jack
(Load resistance:
32 chms)
Instrument
Connection
Input: Antenna
Output: Pin 4 of IC301
Input: Antenna
Output: Earphon Jack
(Load resistance:
32 chms)
MW TRACKING
fH
fL
LW BAND
COVERAGE
fH
MW TRACKING
fL
fL
MW BAND
COVERAGE
fH
fL
FM
fH
TRACKING
fL
FM BAND
COVERAGE
fH
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