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5

AC Voltmeter

FM Signal Generator

Stereo Signal Generator

Distortion Analyzer

D

E

G

F

AC Voltmeter

AM Signal Generator

B

C

AM Loop
Antenna

60cm

2T3

2T6

2T5

2T2

2T1

2T4

2L2

2L3

2TC2

2R19

2J2

TUNER PCB

+

− 

DC Voltmeter

A

Summary of Contents for AG-370

Page 1: ...ws are not supplied As regards the resistors and capacitors refer to the circuit diagrams contained in this manual Parts marked with this sign are safety critical components They must be replaced with...

Page 2: ...Frequency Response 30 Hz 15 kHz 2 3 dB Stereo Separation 1 kHz 35 dB Signal to Noise Ratio Mono 57 dB Stereo 55 dB AM Tuner Section Tuning Range 520 kHz 1 720 kHz 10 kHz steps Usable Sensitivity 55 d...

Page 3: ...switch to CD 2 Set 7VR1 and 7VR2 to the center position 3 Connect the DC voltmeter as shown below after preheating for 10 minutes and adjust 7VR1 Lch so that the voltage becomes 3 3 1 3mV 4 Adjust 7VR...

Page 4: ...OUT FM 90 MHz 2L2 4 5T Max 5 FM Distortion 98 MHz 60 dBf 1 kHz 100 Mod REC OUT FM 98 MHz 2T4 PINK Min distortion 6 FM Stereo 98 MHz 60 dBf Stereo signal L R REC OUT FM 98 MHz 2T5 2T6 Min distortion 1...

Page 5: ...ltmeter FM Signal Generator Stereo Signal Generator Distortion Analyzer D E G F AC Voltmeter AM Signal Generator B C AM Loop Antenna 60cm 2T3 2T6 2T5 2T2 2T1 2T4 2L2 2L3 2TC2 2R19 2J2 TUNER PCB DC Vol...

Page 6: ...3 EXPLODED VIEWS AND PARTS LIST 6 1 2 3 4 5 6 7 8 9 q w e r t y u i o p a s d f g h j k l z x c v b n m...

Page 7: ...10 CONTROL PCB ASSY 033700201 22 9A06536400 LEG GOLD 540082601 23 9A06536300 LEG BLACK 540082600 24 9A09581600 BOTTOM COVER 520504800 25 9A06901000 SIDE BRACKET L 52W360300 26 9A09581800 SIDE BRACKET...

Page 8: ...8 4 PC BOARDS AND PARTS LIST MAIN PCB...

Page 9: ...9 SP SEL PCB SP SEL PCB HEADPHONE PCB POW SEL PCB POWER PCB FRONT PCB TUNER PCB...

Page 10: ...TR 2SD1047E 7V21 22 9A09590300 TR 2SB817E 7V23 24 9A09589700 TR 2N5551 7V25 9A09589800 TR 2N5401 7V26 29 9A09590100 TR 2SC8050D 7VR1 2 9A09585700 VR SEMI FIXED 300 J REL1 9A09591100 RELAY 12V 5A CONT...

Page 11: ...810 HEADPHONE PCB ASSY 9A09625700 HEADPHONE PCB 9A06901600 H P JACK HOLDER 7D11 12 9A09589500 DIODE IN4148 7K1 9A06535000 HEAD PHONE JACK 7R75 76 9A06889700 R 1 2W 330 POWER SELECT SW PCB ASSY REF NO...

Page 12: ...471 3C6 471 3C9 22 3C10 22 3C7 471 3C8 471 3R8 1K 3R7 1K 3R6 3K9 3R5 3K9 3R4 3K9 3R3 3K9 3R2 3K9 3R1 3K9 4R14 1K 3C12 104 3C11 104 3V1 C1815 3V3 C1815 3V2 C1815 CD L PHONO CD R L REC L AUX L AUX R TAP...

Page 13: ...20 4U7 50V 7R56 27K 7R54 3K3 7V24 5551 7R42 100 7R48 100 7R46 0 33 5W 7R44 0 33 5W 7R40 33 7R38 220 7R50 33K 7R28 3K3 7C12 104 7C8 47U 63V 7R24 3K3 7R22 3K3 7R36 220 7C16 30P 7VR2 300 7R34 1K5 7R32 3K...

Page 14: ...14 2K 2R9 100K 2C10 471 2C15 203 2C9 15 2R10 8K2 2R6 100K 2C13 203 2C4 7 2C6 152 2R3 3K3 2R5 3K3 2C12 203 2C8 152 2C25 104 2R4 100 2R8 100K 2C14 203 2R7 100K 2C7 152 2R16 22K 2C34 220U 10V 2C33 4U7 50...

Page 15: ...TUNER 7 CD 8 AUTO MEMORY DOWN UP 3 4 5 6 2 1 24V 5V 5V 1N4148 8C1 470U 16 8C3 100U 16 8D2 5 1V 8C2 104 8R2 10K 8C4 10uF 25 24V 1 2 3 1XP7 1 2 3 1XP6 1XP14 1 2 3 4 8C10 104 GND 8D3 8D4 8D5 8D6 8D7 8D8...

Page 16: ...471 3C6 471 3C9 22 3C10 22 3C7 471 3C8 471 3R8 1K 3R7 1K 3R6 3K9 3R5 3K9 3R4 3K9 3R3 3K9 3R2 3K9 3R1 3K9 4R14 1K 3C12 104 3C11 104 3V1 C1815 3V3 C1815 3V2 C1815 CD L PHONO CD R L REC L AUX L AUX R TAP...

Page 17: ...20 4U7 50V 7R56 27K 7R54 3K3 7V24 5551 7R42 100 7R48 100 7R46 0 33 5W 7R44 0 33 5W 7R40 33 7R38 220 7R50 33K 7R28 3K3 7C12 104 7C8 47U 63V 7R24 3K3 7R22 3K3 7R36 220 7C16 30P 7VR2 300 7R34 1K5 7R32 3K...

Page 18: ...14 2K 2R9 100K 2C10 471 2C15 203 2C9 15 2R10 8K2 2R6 100K 2C13 203 2C4 7 2C6 152 2R3 3K3 2R5 3K3 2C12 203 2C8 152 2C25 104 2R4 100 2R8 100K 2C14 203 2R7 100K 2C7 152 2R16 22K 2C34 220U 10V 2C33 4U7 50...

Page 19: ...TUNER 7 CD 8 AUTO MEMORY DOWN UP 3 4 5 6 2 1 24V 5V 5V 1N4148 8C1 470U 16 8C3 100U 16 8D2 5 1V 8C2 104 8R2 10K 8C4 10uF 25 24V 1 2 3 1XP7 1 2 3 1XP6 1XP14 1 2 3 4 8C10 104 GND 8D3 8D4 8D5 8D6 8D7 8D8...

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