Trouble Shooting - JVC AV-27FA44/BSA Service Manual

5.1 SELF CHECK INDICATING FUNCTION
The self check function begins detection about 5 seconds after
power is supplied.
In the event a malfunction is detected, the sub-power is cut off
immediately.
At this time, the ON TIMER LED flashes to inform of the
malfunction.
[ON-TIMER LED indication]
Item
B1 over current / NECK
1-38 (No.52114)
SECTION 5

TROUBLE SHOOTING

LED ON / OFF intervals
0.5-second (ON / OFF)
POWER
After about
Supplied
5 seconds
Detection
start
Malfunction
is detected
SUB-POWER OFF
Flashing
ON-TIMER LED