Sony TC-WR701ESL Service Manual

SERVICE MANUAL
This photo is TC-WR701ES.
US Model
TC-WR7O1ES
Canadian Model
AEP Model
Australian Model
TC-WR735S
MERE Cagserie
Model Name Using Similar Mechanism | TC-WR690/WR790
TCM-190RB11C
DECK B) TCM-190RB11C
Tape Transport Mechanism Type
SPECIFICATIONS
4-track 2-channel stereo
Fast winding time Approx. 90 sec. (with Sony C-60 cassette)
Bias AC bias
Signal-to-noise ratio (at peak level and weighted)
Recording system
Cassette
(Dolby NR off)
S/N ratio improvement (approximate values)
with Dolby B NR on: 5 dB at 1 kHz; 10 dB at 5 kHz
with Dolby C NR on: 15 dB at 500 Hz; 20 dB at 1 kHz
with Dolby S NR on: 10 dB at 100 Hz; 24 dB at 1 kHz
0.4% (with Type I, 160 nWb/m, 315 Hz,
3rd H.D.)
1.8% (with Type IV, 250 nWb/m, 315 Hz,
3rd H.D.)
Frequency response (Dolby NR off)
Harmonic distortion
30 - 19,000 Hz (+3 dB, IEC)
30 - 13,000 Hz {+3 dB (-4 dB) recording]
Type li cassette 30 - 18,000 Hz (+3 dB,IEC)
[Type leassette | H e ( 4 9 6B.IEC)
30 - 16,000 Hz (+3 dB,IEC
Type IV : Sony METAL-S
Type Il : Sony UX-S
Typel : Sony HF-S
Wow and flutter + 0.13% W.Peak (IEC)
0.07% W.RMS (NAB)
+ 0.18% W.Peak (DIN)
Inputs .
Line inputs Sensitivity 0.16 V
(phono jacks)
Input impedance 47 k ohms
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 1 mW at a load impedance
of 32 ohms
120 V AC, 60 Hz (US, Canadian model)
220—230 V AC, 50/60 Hz (AEP, German
model)
240 V AC, 50/60 Hz (Australian model)
33 W
Headphones
(stereo phone jack)
General
Power requirements
Power consumption
Mass Approx. 4.8 kg (10 Ibs 10 oz)
Supplied accessories
Audio connecting cords (2)
Design and specifications are subject to change without notice.
STEREO CASSETTE DECK
SONY.