There is no sound in train's
commands
TIMER-SOUND led doesn't
light up
Train's command faulty
Speaker short-circuited or
disconnected
Micro processed board faulty
Check F13 fuse
Micro processed board faulty
Commands disconnected or
faulty
Sound board faulty or fuse
burned out
Speakers faulty or
disconnected
Replace or connect correctly
Consult technical service
Replace by other with same
value
Consult technical service
Connect or replace
Replace by fuse with the same
value or consult technical
service
Replace or connect