Motorola sk 20 d service manual

Page 1

stereo MAN UAL 68P63010A77

SUPPLEMENT N°- 1 CHASSIS PDHS-62281
T°piK§$5¥J§§oTo$§AL FHS-62299
MOD E L SKZOD

MOTOROLA

M service manual_|

GENERAL
INFORMATION

Model SK20D" is similar to Model
SK20"C, the differences being that
the SK20"D" uses a new audio chassis
(FHS-62299) and a VM121RC record
changer.

This manual includes record changer
information, schematic diagram, parts
layout details and replacement parts
list for the new audio chassis also a
:5 schematic for the tuner lF chassis
S (PDHS-62281).

SUPPLEMENT N0. 1
To PART NO. 68P63010A76

For all other information, refer to
Model SK20C in the original service
manualt

Model SK200

ELECTRICAL SPECIFICATIONS

Power Supply: 120 volts, 60 cycle AC
only.

EXTERNAL TAPE & EXTENSION SPEAKER TERMINALS
SERVICE NOTES _

FM ANTENNA 'APE PLAV TAPE RECORD AUXIUARV SPEAKERS
LINE CORD REVERSAL-For 3
minimum hum, insert line cord plug in 30° OHM R l R l R - L V;
both positions. Leave in the position i _ -°_
that rovid . _ 19/ m
p es the least hum m SUE IE mm sum
Dsmmsfl

MODE L SKZOD

MANUAL 68P63010A77

CHASSIS PDHS - 62281, FHS - 62299

OPERATING AMPLIFIER WITH
LOAD - Always operate the amplifier
with an output load (either the
speakers or 16 ohm, 25 watt resistive
load) across each channel,

SPEAKER SWITCHING

SPEAKER PHASING - See schematic.

ste veo

RELATED PUBLICATIONS REFERENCE

Record Changer ...... VMIZI RC

MOTOROLA INC. 9401 WEST 6 RAND AVEN U E. FRAN KLI N PAR K. ILLINOIS
PART NO. 68P63010A77 10-68 PRICE 20 CENTS COPYRIGHT 1968 BY MOTOROLA INC. - PRINTED IN U.S.A.