Alpine al 65 service manual

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alpine al 65 service manual

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Page 1

SERVICE MANUAL ALPINE

STEREO
-gm/"65
DECK


/|LPINE

Page 2

AL-65

Co ntents
Specifications ................................................................... 2
Parts Locations and Disassembly Instructions ......................................... 3 to 5
Replacement of Mechanical Parts ............................................... 6 to 7


Trouble Shooting Guide ...................................................... B to 10
Block Diagram ....................................... 11
Adjustment Procedures ........................................................ 12 to 16
Adjustment Locations ........................................................ 17 to 18
Parts Layout on P.C. Board ........................ 19 to 26
Wiring Diagram ................................ 27 to 28
Schematic Diagram ............................. 29 to 30
Electrical Assembly Parts List ...................................... , ............. 31 to 40
Cabinet Assembly Parts List .................................................... 41 to 42
Exploded View (Cabinet) ...................................................... 43 to 44
Exploded View (Tape Mechanism) ................................................ 45 to 46
Cassette Deck Assembly Parts List .................................................. 47
Packing Method View ........................................................... 48
Packing Assembly Parts List ...................................................... 49
Semi-Conductor Lead Identifications .............................................. 50 to 51
Specuflcatlons
Power Source ................................. 120V, AC 60 Hz (For Single Voltage Model only)
110/127/220/240V AC 50 Hz (For Multi Voltage Model only)
Power Consumption ........................................................... 30W
Tape Speed ...................................................... 4.76 cm/sec. 12.0%
Wow & Flutter (JIS WRMS Playback Mada) ........................................ 0.05%
FF/REW Time (C-60) ........................................................ 100 sec.
Frequency Response , ....... Norm: 31.5 Hz -V 17 kHz, CrOz: 31.5 Hz N 18 kHz, Metal: 31.5 Hz -V 19 kHz
Rec/Play Head ............................. Two gap combination ferrite and hard permalloy core
Erase Head .................................................... Double gaps ferrite core
Load Impedance .................................... Line Out: 100K ohm, Head Phone: 8 ohm
S/N Ratio ........................................ NFI-Off: Norm: 52 dB, CrOz [Metal: 54 dB
NR-B: Norm: 57 dB, Croz/Metalz 59 dB
NR-C: Norm: 62 dB, CrOZ/Metalz 64 dB
Input Sensitivity ........................................................ Mic: 0.3mV
Line: 100mV
Output Level .............................. Line Out: 550mV :1.5 dB, Head Phone: 80mV i2 dB
Stereo Separation ........................................ 35 dB
Distortion ...........................
Semiconductors ................... 7 IC's, 52 Transistors, 16 Diodes, 6 Zener Diodes, 1 Bridge Diode
Dimensions .............................................. 435(W) x 106(H) x 254(0) mm
Weight ................................................................... 4.9 Kg