Technics SL 6 Service Manual

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_ _~ 77* _...

a3$4 ORDER NO. SD8208228801

Service Manual

Direct Drive Automatic Turntable System

SL-6

[M],[ [MC]

Areas

" [M] is available in Us A.
" [MO] is available in Canada.

*The cartridge shown here is an option.

' ' ' 'fications are subject to change without notice for further improvement.
n Spec:
speCIflcauo 5 Weight and dimensions shown are approximate.

. I General Drive control method: PG servo control

i Power supply: 120 V AC, 50 Hz Yurntable platter: Aluminum die-cast ,.

t Power consumption: 12 W Diameter 30 cm (12 )

é Dimensions: 315 x 8.8 X 31.5 cm Turntable speeds: 33-1/3 rpm and 45 rpm
(WXHXD) (12-1/2 X 3-1/2 X 12-1/2) AUO 599911 551801

(Manual selection possible)
Wow and flutter: 0.012% WRMS'

0.025% WRMS (JlS 05521)

i0.035% peak

(IEC 98A Weighted)

31.5 X 39 X 31.5 cm

(12-1/2" X 15-23/64" X 124/2")
(Maximum height when top
(dust cover) is open.)

Weight: 4.7 kg (10.4 lb.)
l Measured by obtaining signal from built-in frequency
I Turntable section generator of motor assembly.
. . . Rumble: -56 dB (IEC 98A unweighted)
1 Type. Direct drive .
2 Fully automatic turntable '78 dB EC 98A Weighted)
Features: Auto start/Auto lead-in -
Auto rem l Tonearm sectIon
Auto stop Type: Dynamic balanced type
Programmable band selection Linear trecking tonearm -~
Repeat play . 4-pivot gImbal suspenston
Auto speed select Ellecttve length: 19.5 'cm (4-1/8") ,
Manual speed selection possible TrackIng error angle: W'th'Vn i010
Ellectlve mass: 9 g (Includmg cartridge)

Auto size select

Record presence detection Resonance lrequency: 12 HZ

Tonearm drive motor: DC motor

Drive method: Direct drive
Motor: Brushless DC motor Ph°"° cable
capacflance: 150 pF
Panasonic Compnny Panasonic Hawaii Inc. Panasonic Sales company.
Dlvlslon ol Motaushltl Electrlc 91236 Kauhl St. Ewa Beach Divlslon ol Menu-hits Electric

Corporation ol America Flo. Box 774 at Puma Rico, Inc.
One Panasonic Way, Secaueus. Honolulu, Hawaii 968030774 Ave, 55 De lntanteria, KM 9.7

.
ec nlcs New '59" 99" Victoria Industrial Park
Panasonic Cunndn Carolina, Fuerto Rico 00630

Division at Mataushltn Electric
oI Cannda lellad _
5770 Ambler Drive. Mississauga, /

mom I am In":

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Upper cabinet

On/off switch
(Power)

Program keys

Cabinet switch
Synchro-rec jack

Phono output
terminal

Drive IC

Micro computer

I CONTENTS
' ' , Page
LOCATION OFVCONTHOLS . ............. . . . . . . 2, 3
DISASSEMBLV INSTRUCTIONS ............ . . . . 4~7
HOW TO SET THE TONEARM DRIVE ROPE ...... . ..... 8
HOW TO REPLACE CHIPS (RESISTOR) ..... . . . 8
CHECKING METHOD OF THE UNIT. . . . . . . .9
MEASUREMENTS AND ADJUSTMENTS . . . . . 10 ~12
REPLACEMENT PARTS LIST (Electric Parts) ......... 12, I3

I LOCATION OF CONTROLS

Pane
BLOCK DIAGRAM. . . . . . ........... . ....... 14. 15
CIRCUIT BOARD AND WIRING
CONNECTION DIAGRAM . . . . ............ 16~18
SCHEMATIc DIAGRAM . . . . . .
EXPLODEDVIEW ...... ...... 23,24
REPLACEMENT PARTS LIST (Cabint and Chmsis Pans) . . . .25
PACKINGS ............ ....... 26

Record groove
scale

Tonearm position
indicator LED

Cartridge
The cartridge
shown here
is an option.

I-Stuplclear

Start

Cueing control

R epeat

Adjustment P,C.B.

AC input socket

Power transformer

Onloff switch
(Power)