Technics SL-QL5 - Block Diagram; System Functional Overview; Packing Instructions; Shipping Preparation Procedure

SL-QL5 SL-QL5
=@
BLOCK
DIAGRAM
m
PACKING
PHONO OUT
ARM MOTOR CONTROL CIRCUIT Be ee ot C TAD SUE ol ~ feaviridee Ege
i | 23 msec v i
12Vv 23msec - an Position |
e—wn—- — et.
ere fa LL 42° icaorcivay | |
Stop
L
*Stop
L
{C401
|
—_
Lead-in"H" *Return"H" AN6554 12Vv R®
’ COMPARATOR L —St Cf Reh
1C401
(1/74)
IC401(
174)
|
Muting relay |
UF yu WREBO!
l2vV
°Sto won *Stop wae s
steadin? Lu" *Return L 2, s ()
ela WJ 0306
¥) Relay drive
&
2)
2 4
H
7
SV
bl Clock frequency
23 lea Jes j26 | i adj.
OFFSET ERROR ANGLE 12V
5y
DETECTION
CIRCUIT
y
iM
= Cueing
OE planger
a
Q304
;
Cueing
up
Switching PC5OI D301
IT
7
offset
error
%
v4 | angle det.
@Play Seed
cémisec:
;
(C401
(1/4)
Record
size
det.
L9us
Between
A!
and
AZ
Nn
i
ein
I I Ms Bet
$307 $306 Record on/off —— ee
Play R501 Cabinet
1.6 msec. (Reset)
rl (4.193MHz)
5V °Cueing x2
uP. DOWN
SV CUEING | !20 oe
Fe CONTROL fod
CIRCUIT pS SS iG
Q305
Q302
POWER SOURCE CIRCUIT Sulishing ae :
Speed FE
S60! 5v auto selector * : ~
Rest $304 |$303 |$30!1 |$302 33 45 i
TI Sl DI Ic det. a aad pee {ren Stop i cece EE :
=
Power
A
oF
peed
:
cid eS =
[es
5V J @5rpm |5ms a
Ql KEY MATRIX CIRCUIT L