Technics SL-1500C Owner's Manual page 43

5.5.2. LED for speed select button ([33] or [45]) --- No Illumination
LED for 33 or 45 --- No Illumination
Is the clock
(X1001) for microcomputer
(IC1001) oscillated?
Is the correct
voltage presented
at Pin 2 (CK201) of connector P200
on PANEL PCB?
Normal : +24V
Replace PANEL PCB.
PANEL PCB
NO
Note:
Refer to "Chap. 5.5.1. LEDs for speed select buttons (both [33] and [45]) --- No Illumination"
YES
for check/measurement point.
NO
YES
Pin 2 (CK201) of
connector P200
Replace MAIN PCB.
Replace MAIN PCB.
17
Pin 2 (CK201) of
connector P200
PANEL PCB