Technics SL-PG420A - Page 16

~ SL-PG420A SL-PG420A | SL-PG420A = SL-PG420A .
10 11 12 13 14 15 16 17 18 19
Mi PRINTED CIRCUIT BOARDS
A A SERVO PCB.
‘ [4 POWER SUPPLY PC.B.
ORO: EDIT
(230-240¥ 50/60H2)
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Note: Use connector pins to check servo circuit |
Servo PCB. pane voltages and waveforms.
Disc holder
HF
E
SI/RD
in, 4a HED
ENN a
EWN DODS
if ENS pvt
RE dig a RAD out
ine
o — TRAY sw
BI -B0V
2 ew -5AV :
SS
F GND SS
+49V se MOTOR +
MOTOR —
+7.8V r
|S @
a
si
i Loading motor
5
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