Technics SL PG300 Service Manual

Page 1

ORDER NO. AD910307308

Service Manual

mulIi siaqe noise Shawna

@figffi I:III3IT/II__ MASH

DIGITAL AUDIO

MECHANISM SERIES (SODD11OZ)

SPECIFICATIONS

I Audio

No. of channels 2 (left and right, stereo)
Frequency response 2~20,000 Hz, :1 dB
Output voltage 2 V (at 0 58)
Dynamic range 92 dB
SIN ratio 100 dB
Total harmonic distortion 0.007% (1 kHz, 0 dB)
Wow and flutter Below measurable limit
DA converter MASH (1 bit)
Outputimpedance Approx. 1 k0

More than 10 k0
l5 mW max. 32H (adjustable)

Load impedance
Headphone output level

>:< ~Technics (or Panasonic) developed the worlds first MASH
type DAC and ADC. MASH technology was invented by NTT
ILSI Labs).

~MASH Is a trademark ol NTT.

.CONTENTS

ACCESSORIES. 2
CONNECTIONS 2
PRECAUTION OF LASER DIOD 3
LOCATION OF CONTROLS ........ 5
HANDLING PRECAUTIONS FOR OPTICAL PICKUP 5

DISASSEMBLY INSTRUCTIONS ..........
MEASUREMENTS AND ADJUSTMENTS
TERMINAL FUNCTION OF IC'S....

INTERNAL CONNECTION OF F
DIGITAL SERVO SYSTEM ..........

Technics

Compact Disc Player

SL- PG3OO

Color
(K) Black Type
Area
0823?] Area Color

(E) Continental Europe

Asia, Latin America,
(66) Middle Near East and (K)
Africa.

(G N) Oceania.

I Pickup
Wavolongth 780 nm

I General
Power supply
For Continental Europe

and Australia AC 50/60 Hz, 230-240 V

For other: AC 50/60 HZ, I 10 WI 27 V/ZZO V/ZM) V
Power consumption

For Continental Europe

and Australia law

For Others 12 w
Dimensions (WXNXD) 430x1026><2869mm
Weight 31 kg
Note:

Specifications subject to change without notice.
Weight and dlmenslons shown are approximate

TROUBLESHOOTING GUIDE 21, 22
BLOCK DIAGRAM ......
SCHEMATIC DIAGRAM
PRINTED CIRCUIT BOARDS
WIRING CONNECTION DIAGRAM
REPLACEMENT PARTS LIST
EXPLODED VIEWS ............

PACKING ...............................

Page 2

SL-PG300

I ACCESSORIES

IAC power supply cord . . .1 pc. IStereo connection ORemote control transmitter nBatteries ............... 2 pcs.
(SFDACOSEOIB) . (5) cable ................... 1 pct (RAK-SL304W) ......... 1 pc, (UM-4NEI25)

[(RJAOOM) ,.(GC)] (SJP2249-3)
(SJA173) .....

OAC plug adaptor ........... 1 pc.
(SJP9215) For (GO) area only

ICONNECTIONS

Turn power off on all components before making connections.

OOptical output terminal (DIGITAL OUT/OPTICAL)-fi
This terminal can be used lor connection with other equipment that
has a digital input terminal, such as an amplifier, by using an optical
cable (not included) A dust-protection cap is inserted in this
terminal. Remove this cap only when a connection is to be made to

this terminal,
Note:
When the unit is working with digital output, the lollowing functions
do not work; Note:
ITime iade function The configuration of the AC outlet and
OFade-out function AC power supply cord differs according
to area
Rear panel
me WW 3 of this unit
E Q OPYlCAU W
0 ® 0 EF-J 53"
J g_\
(red) (white) '
4- AC power supply cord
(included)
Stereo connection cable Household
(included) L-ivve cable AC outlet
(not included)
white H

To the CD" or AUX" L J )

terminals of the

amnlltler R " (red) To the SYNCHRO EDIT terminal at the

Note: Technics tape deck

Be sure to connect the stereo connection cable with the amplifier
when using the synchro edit function even it the optical cable
has been connected.