Sony tcm 747 service manual

Page 1

US Model
Canadian Model

Recording System:
Fast Winding Time:
Frenuency Response:
Speaker:

Power Output:

Input:

Output:

Other Jack:

CASSETTE-BORDER

SPECIFICATIONS

2-track 1 Approx. 2 min. with Sony Cassette C-60
9078.000 Hz
Approxi 7.7cm (3 inches! dia.
800 mW (at 10% harmonic distortion)
at dc operation
Microphone input jack (minijack)
sensitivity 0.775 mV (-60 dB!
for low impedance microphone
Speaker output jack (minijack)
for 8Q earphone or load impedance
10k or higher
or for 4:2 to 8 S2 impedance speaker
Remote control jack

Power Requirements: 6V dc, four batteries IEC designation R14
(size C)
120V ac, 60 Hz with supplied
AC Power Adaptor AC-QW (US model)
or AC-Q (Canadian model)
12V car battery with optional Sony DCC-
127A Car Battery Cord
Power Consumption: GW (60 Hz) with Sony AC-Q or ACVSW AC
Power Adaptor
Battery Life: Approx. 17 hours of continuous recording
with the Built-in microphone using Eveready
Heavy Duty Batteries Not 1235
Dimensions: Approx. 134 (w) x 59 (h) x 223 (d) mm
53/8 (w) x 23/3 (h) x87/a (d) inches
incl. projectmg parts and controls
WIth the Carrying Handle retracted
Weight: Approx. 1.2 kg (Zlb 11oz)
Inci. batteries

Tape Transport
Mechanism Type

SONY
SERVICE MANUAL

MDS»30H1

Page 2

SECTION 1
DISASSEMBLY

Nata: Follow the disassembly procedure in the numerical order given

TOP CASE REMOVAL

top case

CASSETTE HOLDER REMOVAL

cassette holder
l

0 Push the STOP/EJECT
button.