
BLOWN FUSE CONDITIONS
17 January, 2003
4-66
4.6 BLOWN FUSE CONDITIONS
Rating
Fuse
115 V
220 - 240 V
Symptom when turning on the main
switch
Power Supply Unit
FU1 15A/125V
—
CB1 — 8A/250V
No response (No power is supplied to
the electrical components.)
FU2 10A/125V 5
A/250V
No response (No DC power is supplied
to the electrical components.)
FU81
3.15 A/250 V
3.15A/250V
Only 12V DC power is not supplied.
SC260 or SC261 may occur.
(This fuse is directly soldered on the
PSU.)
4.7 LEDS (BCU)
Status
LED
Blinking
Stays OFF or ON
LED1
(RED)
The Main CPU functions
correctly.
The Main CPU does not function
properly.
LED (Green)
The MUSIC CPU functions
correctly.
The MUSIC CPU does not function
properly.