HT-S200F/SF200/SF201
28
SECTION 4
TROUBLESHOOTING
1. Protection mode is occurs after turning the power on.
When protection mode is occurs, all LEDs are
fl
ash for 10 seconds and turn the power o
ff
.
Note:
Please remove the USB device before troubleshooting.
2. The sound is not outputted
Protection mode is not occurs,
when removing the speaker
connection connector (CN1001) on
the MAIN board and turning the
power on.
Yes
Protection mode is occurs after
turning the power on.
No
Yes
Check and replace the speaker
(SP1, SP2).
Protection mode is not occurs,
when removing the speaker
connection connector (CN1002) on
the MAIN board and turning the
power on.
Yes
Check and replace the subwoofer
(SP3).
No
Protection mode is occurs even after
replacing IC1001 and IC1002 on the
MAIN board.
Replace the MAIN board.
Yes
Yes
The signals are inputted to the
following pins.
MAIN board: IC1000
pin 11, 22, 23, 24, 27
The signals are outputted from the
following pins.
MAIN board: IC1000
pin 38, 39, 42, 43, 48, 49
Yes
The signals are outputted from the
following pins.
MAIN board: IC1001
pin 27, 28, 32
(front R-ch speaker)
pin 35, 39, 40
(front L-ch speaker)
Yes
No
Replace the MAIN board.
Replace the IC1000 on the MAIN board.
No
Replace the IC1001 on the MAIN board.
No
The signals are outputted from the
following pins.
MAIN board: IC1002
pin 27, 28, 32
(subwoofer
speaker)
Yes
The speakers' resistance are not
short-circuit or open.
Replace the IC1002 on the MAIN board.
No
Replace the speakers (SP1, SP2, SP3)
No
The sound is not outputted.
Yes
SYS SET
2021/02/16 22:34:59 (GMT+09:00)
