Sony dtc 55 es service manual

Page 1

US Model

DTC- 75ES/ 700

Canadian Model
DTC - 75ES

AEP Model

UK Model

DTC- 55ES

Tape
Recording head
Recording time

Tape speed
Drum rotation
Error correction

Tape

Track pitch
Sampling lrequency
Modulation system
Transfer rate
Number of channel
D/A conversion

Frequency response

Signal to noise ratio

Model Name Using Similar Mechanism

New Mechanism

Tape Transport Mechanism Type

DTAM- 13

SPECIFICATIONS

Digital audio tape

Rotary head

Standard: 20 minutes.

Long-play mode: 240 minutes (with
01120)

Standard: 8.15 mm/s.

Long-play mode: 4.075 mm/s

Standard: 2,000 rpm.

Long~play mode: 1.000 rpm

Double Read Solomon code

13.6 pm (20.41 pm)
48 kHz. 44.! kHz. 32 kHz
8 ~ 10 Modulation
2.46 Molt/sec.
2 channels. stereo
Standard: 16-bit linear
Long-play mode: 12-bit non-linear
Standard: 2- 22.000 Hz (10.5 dB)
Long~play mode: 2-14.500 Hz
(20.5 dB)
DTC 55ES/ 700 :
Standard: more than 92dB
Long-play mode: more than 92dB
DTC 75ES :
Standard: more than 93dB
Long- play mode: more than 92dB

Dynamic range

Total harmonic distortion

Wow and llutter

DTC- 55ES/ 700
Standard: more than 92:38
Long»play mode: more than 92dB
DTC- 75ES :
Standard: more than 93dB
Long-play mode: more than 92dB
DTC- 55ES :
Standard: less than 0.005% (1 kHz)
Long-play mode:
less than 0.08% (1 kHz)
DTC-75ES 2
Standard: less than 0.004% (1 kHz)
Long-play mode 2
loss than 0.08% (1 kHz)
OTC-700 :
Standard: less than 0.0045 %(1 kHz)
Long-play mode:
less than 0.08% (1kHz)
Below measurable limit
1:0.0017.) WPEAK)

Input
Jack type Impedance Rated input level
LINE IN phone jack 47 kohms -4 dBS
DIGITAL IN phone jack 75 ohms 0.5 Vp-p. 20%
DIGITAL lN optical jack .- -

-Continued on next page-

DIGITAL AUDIO TAPE DECK
S O N Y:

Page 2

DTC- 55ES/ 75ES/ 700

Output
Jack type Impedance Hated Load
output impedance
LINE OUT phono jack 470 ohms -4 (135 More than
10 kohms
PHONES stereo phone 220 ohms 0.6 mW 32 ohms
pack
DIGITAL phone jack 75 ohms 0.5 Vp-p
OUT (prov/5:51 700) 120% _

DIGITAL OUT (optical jack): wavelength 660 nm

General
Power requirements

Power consumption
Dimensions

Weight

US. Canadian model: 120V AC. SOHz

AEP modot- 220V AC. 50/sz
UK model: 240V AC. 50/ 60H:

32 W

DTC- 5555/ 75ES :

Approx. 470 x 115 x 330 mm (w/h/d)

(185/. x 4% x 12% inches) incl.

projecting parts and controls

DTC- 700 :

Approx. 430 x 115 x 330 mm (w/h/d)

(t 7 x 43/: x tZIa inches) incl.

projecting parts and controls

DTC- SSES/ 75ES :

Approx. 8.3 kg (18 lb 5 oz)

DTC- 700 :

Approx. 7.5 kg (16 lb 8 oz)

Remote comander (supplied. RM» 055)

Remote control system
Power requirements

Dimensions
Weight

Supplied accessories
Sony batteries SUM-3(NS) (2)

lntrared control

3 V DC, with two size AA (R6)
batteries

Approx. 63 x is x t75 mm (w/h/d)
(2I2 x h x 6% inches)

Approx. 130 g (4 oz) incl. batteries

Audio connecting cords (2 phono plugs - 2 phono plugs. stereo tor line

inputs and outputs) (2)

Screws (4) (DTC- SSES/ 75ES)

Digital audio tape DTvGO (l)

SAFETY-RELATED COMPONENT WARNINGII

COMPONENTS IDENTIFIED BY MARK A OR DOTTED
LINE WITH MARK A ON THE SCHEMATIC DIAGRAMS
AND IN THE PARTS LIST ARE CRITICAL TO SAFE
OPERATION. REPLACE THESE COMPONENTS WITH
SONY PARTS WHOSE PART NUMBERS APPEAR AS
SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB-
LISHED BY SONY.

TABLE OF CONTENTS
Section Title Page
Specifications ------
Model Identification
Safety Check-out ............ . ............ . . . . . . . . . ...... 3
1. GENERAL
Location and Function of Controls - ~
Connections----~~~~-~~~------ .....
2. DISASSEMBLY ..................... . . . . . . . . ........... 9
3.ADJUSTMENT........ .................. . ....... ......12
3- 1. Mechanism Adjustment -------- - - - . ~ . ~ 14
3-2. Electrical Adjustment ~~~~~~~~~~ - ~ .. 16
4. DIAGRAMS
4-]. Pin Functions ..... ..a............ 18
4- 2 Block Diagram ................... 23
4- 3. Waveforms . . . . . . ..............
4- 4. Semiconductor Lead Layout ~ ~ ~
4- 5. Circuit Boards Location - - - ~ - - '
4- 6. Printed Wiring Boards
- Power Supply/ Display Section - . A - 31
4- 7. Schematic Diagram
- Power Supply/ Display Section - - -
4- 8. Printed Wiring Boards
._ Main Section _ ................ . . . . . 36
4-9. Schematic Diagram
_Main section-0909099999 ................... 41
4-10.1C Block Diagram ..... "Ann... ............ 46
5. EXPLODED VIEWS ................ . .................. 49
6. ELECTR'CAL PARTS LIST . t . . ....................... 58

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