Sony TC-K990ES Service Manual

TC-K333ESA/K9S0ES
SERVICE MANUAL
* Dolby noise reduction and HX Pro headroom extension
manufactured under license from Dolby Laboratories Licensing
Corporation. HX Pro originated by Bang & Olufsen.
“DOLBY”, the double-D symbo! DO and "HX PRO” are trademarks
of Dolby Laboratories Licensing Corporation.
SPECIFICATIONS
Recording system 4-track 2-channel stereo
Fast winding time Approx. 90 sec. (with Sony C-60 cassette)
Bias AC bias
Heads Erasing head x 1 (S&F head)
Recording head x 1 (LA head)
Playback head x 1 (LA head)
Motors Capstan motor x 1
(direct -drive linear torque BSL motor)
Reel motor x 1 (DC motor)
Type IV (Sony
Signal-to-noise ratio (at peak level)
Type Il Type |
Metai-S) (Sony UX-S) (Sony HF-S)
61 dB 59 dB 57 dB
Measured at peak level weithted without NR. The S/N is improved by about
15 dB at 500 Hz and by about 20 dB about 1 kHz with Dolby-C NR on, and by
5 dB at 1 kHz and by 10 dB about 5 kHz with Dolby-B NR on.
Cassette
(Dolby NR OFF)
1.3% (with Sony Metal-S 250 nWb/m, 315 Hz,
3rd H:D.)
Frequency response (Dolby NR OFF)
Type IV cassette 15 - 22,000 Hz (+3 dB, IEC)
(Sony Metal-S) 15 - 16,000 Hz [+3 dB (-4dB recording)]
Type Il cassette 15 - 20,000 Hz (#3 dB, IEC
(Sony UX-S)
Type | cassette 15-4 Hz (+3 dB. |
(Sony HF-S) 8,000 Hz (+3 dB, IEC)
+ 0.04% W.Peak (IEC)
0.022% W.RMS (NAB)
+ 0.065% W.Peak (DIN)
Line inputs Sensitivity 0.16 V
(phono jacks) Input impedance 47 k ohms
CD DIRECT INPUT Input impedance 47 k ohms
Harmonic distortion
Wow and flutter
Inputs
Model Name Using Similar Mechanism TC-K333ESG
Tape Transport Mechanism Type
AEP Model
TC-K990ES
E Model
TC-K333ESA
TCM-200D10
Outputs
Line outputs
(phono jacks)
Rated output level 0.5 V at a load impedance
of 47 k ohms
Load impedance Over 10 k ohms
Output level 0-3 mW ata load
impedance of 32 ohms
AEP model: |
220 - 230 V AC, (or 240 V AC
adjustable by Sony personnel),
50/60 Hz
E model:
120, 220, or 240 V AC adjustable,
50/60 Hz
Power consumption 31 W
Dimensions Approx. 470 x 140 x 380 mm (w/h/d)
(185% x 55% x 15 inches)
including projecting parts and controls
Approx. 12.0 kg (26 lbs 8 oz)
Model for other countries: Approx. 11.2 kg
Headphones
(stereo phone jack)
General
Power requirements
Weight
Supplied accessories Audio connecting cords (2)
Screws (8)
Wireless remote commander (1)*
Sony SUM-3(NS) batteries (2)*
* Not supplied with model for European countries
Design and specifications are subject to change without notice.
Note
This appliance conforms with EEC Directive 87/308/EEC regarding
interference suppression.
STEREO CASSETTE DECK
SONY.

Sony TC-K990ES Specifications

General

Track System	4-track, 2-channel stereo
Tape Speed	4.76 cm/s
Motor	DC Servo Motor
Wow and Flutter	0.04% WRMS
Type	Stereo Cassette Deck
Heads	2 x Playback, 1 x Record, 1 x Erase
Tape Types Supported	Type I (Normal), Type II (Chrome), Type IV (Metal)
Frequency Response	20 Hz to 20 kHz
Input	Line Level
Output	Line Level
Inputs	Line In
Outputs	Line Out (RCA), Headphones