Sony TC RX 300 Service Manual

Page 1

TC-KE200 KE300 KE4OOS RX300

SERVICE MANUAL us Model

Ver1.1 2001.05 . TC-KE4008
Canad/an Model

TC -RX300

AEP Model

TC -KE200/KE300/KE4008

UK Model

TC-KE200/KE4OOS

E Model

TC-KE300

Ph t :TC-KE4OOS .
°° Austral/an Model
TC-KE300/KE4OOS

' Dolby noise reduction and HX Iro headroom extemion . .
manufactured under license from Dolby Laboratories Licensing Medal Name US'ng S'm'lar

TC-K215 K 1 K4 1 RX 1
Corporation. HX Pro originated by Bang&0lufsen. Mechanism / 36 I 6 8/ 36

"DOLBY", the double-D symbol DO and HX lRO" are trademarks TC'KE200 : TCM'190V822CS
ot Dolby Laboratories Licensing Corporation. Tape Transport Mechanism TC-KE300/KE4OOS :

Type TOM-190V812CS
TC-RX300 : TOM-190R812C

SPECIFICATIONS

System Harmonic distortion

(H'fi (with Type I tape, Sony Type I (NORM/\l .l.
lolln Wh/m 3F» 2, 3rd II.I,),l

lill'll (with Type IV tape, Sony Type IV (Mll AI.)-
25(ln Wh/m RIS Hz, 3rd |I.I,).)

Recording system
4-track 2-Channel stereo

Fast winding time (approx)

()(lsec.(withSonyC-otleaxsettel F (D lb NR ll)
requency response 0 y 0

Type I tape. Sony Type I (NORMAL)
EXCEPT KEZOO
30~ [5.000 Hz( i 3 dB. IEC)
20- l6.000 Hz( : 6 dB)
KEZOO
30 H.000 Hz( : 3 dB. lEC)
20- l5,000 Hz( : 6 dB)
Type II tape. SonyType 1] (HIGH) '
EXCEPT KEZOO
30- I6.000 HZ( i 3 dB, IEC)
30 - H.000 H2( 1 0 dB)

Bias
AC bias

Heads
Erasing head .V. l (l:&l" head)
Playing/Recording head x l (SI) head)

Motors
Capstan motor x 1 (DC servo motor)
Reel motor x I (DC motor)

Signal-to-noise ratio (at peak level, weighted. and with Dolby NR oft) KEZOU _ \
Type I tape, Sony 'I'ype I (NORMAL): 55 LIB 30' -000 HZI : 3 lB- 39)
Type II tape, Sony I'ype II (I (II It: 57 dB 3 ' '0000 U I 0 RIB)
Type IV tape, Sony Type IV (METAL): '48 (Ill _ Continued on page 2 e

SIN ratio improvement (approximate values)
With Dolby B NR on- 5 dB at l kl It, 10 (IB at 5 kl I/
With Dolby C NR on 15 dB at 500 Hz, 20 dB at l kl Iz