Troubleshooting Guide; Specifications - Technics SL-PS7 Operating Instructions Manual

Troubleshooting guide

Before requesting service for this unit, check the chart below for a possible cause of the problem you are experiencing. Some simple checks or a
minor adjustment on your part may eliminate the problem and restore proper operation.
If you are in doubt about some of the check points, or if the remedies indicated in the chart do not solve the problem, refer to the directory of
Authorized Service Centers (enclosed with this unit) to locate a convenient service center, or consult your dealer for instructions.
Problem
After inserting a disc, the tray
will not close even after
pressing [ OPEN/CLOSE].
Even after inserting a disc,
the total number of tracks
and other indicators do not
appear on the display.
Even after pressing [ ], disc
play does not begin.
Specific areas do not play
properly.
The remote control does not
work.

Specifications

•Audio
No. of channels
Frequency response
Output voltage
Dynamic range
S/N
Harmonic distortion
([DIGITAL RE-MASTER PROCESSING] OFF)
Total harmonic distortion
([DIGITAL RE-MASTER PROCESSING] OFF)
Wow and flutter
DA converter
Output impedance
Load impedance
Headphone output level
Umweltfreundlich gedruckt auf chlorfreigebleichtem Papier.
Environment friendly printed on chlorine free bleached paper.
Matsushita Electric Industrial Co., Ltd.
Osaka 542-8588, Japan
Probable cause(s)
Is the disc inserted properly ?
Is the disc inserted upside-down ?
Is the disc dirty ?
Is the disc scratched ?
Is the disc extremely warped ?
Are you using a non-standard disc ?
Has moisture condensed in the unit ?
Is the disc dirty ?
Are the batteries inserted with the
ends reversed ?
Are the batteries worn out ?
2 (left and right, stereo)
2–20,000 Hz, ±0.3 dB
2 V (at 0 dB)
100 dB
115 dB
0.0018% (1 kHz, 0 dB)
0.0023% (1 kHz, 0 dB)
Below measurable limit
MASH (1 bit)
Approximate 600 Ω
More than 10 kΩ
15 mW max. 32 Ω (adjustable)
Suggested remedy
Re-insert the disc.
Re-insert the disc.
Wipe with a soft cloth.
Use another disc.
Wait an hour before using.
Wipe with a soft cloth.
and
Insert with and oriented correctly.
Replace batteries.
•Pickup
Wavelength
Laser Power
•General
Power supply
Power consumption
Dimensions (W H D)
X X
Mass
Specifications are subject to change without notice.
Mass and dimensions are approximate.
Reference
page(s)
7
7
15
15
5
5
780 nm
No hazardous radiation is emitted
AC 230–240 V, 50 Hz
15 W
430 114 290 mm
X X
4.0 k
En
RQT5414-B
M0300TK0