Hitachi HT-60S Serviceanleitung

@HITACHI
SERVICE MANUAL
Refer to the HT—464 Service Manual (No. 194) for the operation of this unit's auto mechanism since it is exactly the same.
Einzelheiten über die Arbeitsweise der Automatik dieses Geräts kann man dem Service-Handbuch für das Modell HT—464 (Nr. 194)
entenehmen, da beide identisch
En ce qui concerne le fonctionnement du mécanisme automatique de cet appareil, se reporter au Manuel d'entretien (NO 194) du
FAT — 464, car ils sont exactement identiques.
SPECIFICATIONS
Type
Platter
Motor
Speed
Speed change system
SIN
Wow and Flutter
Speed deviation
Speed drift (for time)
(for temperature)
Effective length
Overhang
Tracking error
Lead wire capacitance
Adfustable force range
(scale)
Acceptable cartridge
weight
When a HITACHI cartridge
Cartridge
Frequency response
Specificationsand Parts are subject to changefor improvement.
DIRECT
Sind.
2-speed direct drive automatic
Aluminum alloy die-cast, 310 mm outer
diameter
Brushless, slotless, coreless DC servo
' 'Unitorque" motor
2-speeds; 33-1/3 and 45 rpm
Electronic change-over system
78 dB (DIN-BY
0.025% WRMS
0.003%
0.003% hour
- 3500
220 mm
15 mm
20
140 pF
3 g/ 1 turn of the tabalce weight
{directly readable in 0.1 g steps)
4 10 g
is attached.
Dual magnet type (MT-35)
10 — 25,000 Hz
DRIVE
October 1980
SPECIFICATIONS
FEATURES
SERVICE POINTS
ADJUSTMENTS
EXPLODED
REPLACEMENT
BLOCK DIAGRAM
CIRCUIT DIAGRAM
PRINTED WIRING
TROUBLESHOOTING
system
Output voltage
Channel
Channel
Tracking
Stylus tip
Power source
Pow er consumption
Dimensions
Weight
Other devices
AUTOMATIC
TOYOKAWA
No. 236EGF
HT-60S
CONTENTS
..... ..... ...
.
..
VIEW
PARTS LIST .
BOARD
2.5 mV at 1 kHz 500 mm/ sec.
difference 1 dB at I kHz
separation
23 dB at 1 kHz
force 1.5 — 2.5 g (recommended 2g)
Diamond stylus (DSST35)
120 V 60 Hz for U.S.A.
standard
220 V 50 Hz for Europe standard
240 V 50 Hz for U.K.
standard
110 -120/220 — 240 V 50/60
Asian and Latin American
5 watts (for U.S.A.
6 watts ( except U.S.A. and Canada)
435 x 365 x 110 mm
(17-1/8" x 14-3/8"
6.0 kg (132 lbs.)
Auto-in, auto-repeat,
cut, anti-skating, tracking
reading balance weight, viscous damped
cueing, repeat indicator,
dicator, quartz locked indicator
TURNTABLE
WORKS
1
3
3
6
10
• •„11.15
12
13
14
17
and Canada
and Australia
Hz for
countries
and Canada)
x 4-5/16")
auto-return, auto-
force direct-
speed in-