5
K2 K3 | SERVICE MANUAL
INDEX
Disconnect the amplier from the mains. If the amplier
has been connected to the mains in the last few minutes,
please proceed with attention as the internal capacitors
bank could be charged and harmful!
Remove the side support steel bars, unscrewing the four
lasrgest screws with a Phillips PH1 screwdriver. Then
remove the remaining screw in the center using a smaller
Phillips PH 0. (Fig. 1)
Remove the amplier cover by unscrewing the eight
screws (four in the front, two in the centre and three in
the back) using a Phillips PH 0 screwdriver. (Fig. 2)
(Fig. 3)
Before proceeding in operating inside the amplier it is
necessary to check if the rails are completely discharged:
the LEDs in pictured in (Fig. 3) should be off, this should
happen about 15 minutes after the amplier has been
switched off and disconnected from the mains power
supply.
3. Discharging the AMP capacitors:
2. Opening the amplifier cover:
(Fig. 1)
(Fig. 2)