KYE Systems Corp. Genius SW-M2.1 350, Service Manual

Page: 10 / 20

1.2.4No bass
Service Manual
SW-M2.1 350
Version No.：1.0 Page:10 of 20
No bass
1. The circuit board
is damaged;
2. The circuit board
is short-circuited. 1. The bass control
circuit fails;
2. The speaker is
defective;
3. The speaker is
damaged during use.
Check/repair/replace Check/repair
1. The
component(s) from
IC2, VR2 and the
bass unit circuit
is (are) damaged;
or short-
circuited/open
from the PCB.
Replace/repair