JVC CD-1920 User Manual

Contents
Specifications..........
Features .............-
Controls and Connections
Main Parts Location .....
New Technique ........
Main Parts Removing ....
Enclosure Assembly ...
Electrical Parts.......
Mechanical Parts
Adjustments...........
Electrical Adjustment
Mechanical Adjustment
Specifications
Type
Track system
Cassettes
Frequency response
S/N
Wow and flutter
Crosstalk
Harmonic distortion
Bias
Erasure
Heads
Motor
Tape speed
Recording time
Fast forward time
Rewind time
Semiconductors
CD-1920/A/B/C/E/U
No. 4142
Stereo cassette deck
4-track, 2-channel
C-30, C-60, C-90
20 — 18,000Hz
(30 — 16,000Hz +3dB)
with chrome tape
20 — 17,000Hz
(40 — 15,000Hz +3dB)
with normal tape
52dB (from peak level)
The S/N is improved by 5dB
at 1kHz and by 10dB above
5kHz with ANRS on.
0.09% (WRMS)
65dB
1.3% (normal tape)
AC bias (95kHz)
AC erasure
2 heads
Hard permalloy head for
recording/playback and
ferrite head for erasure
Electronically governed
DC motor
4.8cm/sec.
2 x 30 minutes with C-60
cassette
125 sec., with C-60 cassette
125 sec., with C-60 cassette
7 ICs,
26 transistors,
2 SCRs and
42 diodes
Input jacks
Output jacks
DIN connector (REC/PB) :
Power requirement
Power consumption
Dimensions
Weight
Page Page
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Mic jack x2
Max. sensitivity 0.2mV
matching impedance
6002 — 10k2
Input jack x2
Min. input level 80mV
Input impedance 100k2
Output jack x 2
Output level 0.3V
Output impedance 5kQ
Matching load impedance
50kQ or more
Headphone jack x 1
Output level 0.3mW
Matching impedance
82 — 1ka
Min. input level 15mV
Input impedance 10ka
Output level 0.5V
Output impedance 5ka
Matching impedance
50kQ or more
AC 120V, 60Hz (CD-1920/C)
AC 240V, 50Hz (CD-1920A/B)
AC 100V,120V,220V, 50Hz
(CD-1920E)
AC 100V,120V ,200V ,220V
50/60Hz (CD-1920U)
30W
Width; 15-3/8"" (390mm)
Height; 5-15/16” (151mm)
Depth; 12-5/8" (321mm)
15.8 Ibs. (7.2kg)
Design and specifications are subject to change without notice.

JVC CD-1920 Specifications

General

Brand	JVC
Model	CD-1920
Category	Cassette Player
Language	English