HBD-N590/N790W/N890W/N990W/N995W/T79
22
2-16. HEAT SINK (AMP)
2-17. NX_AMP BOARD
3 heat sink (AMP)
heat sink (AMP)
NX_AMP boardclamp
2 three screws
(transistor)
1 Remove wire
from the clamp.
SAFETY STANDARD
Wire setting
2 screw
(B3)
3 screw
(B3)
3 screw
(B3)
3 screw
(B3)
3 screw
(B3)
2 screw
(B3)
4 clamp
5 NX_AMP board
1 wire (flat type)
(22 core) (CN3504) (EXCEPT N590)/
(24 core) (CN3505) (N590)
(N590)
Note 2:
When installing the wire (flat type),
ensure the coloured line.
No slanting after insertion.
wire (flat type)
coloured line
connector
Note 1: When the NX_AMP board is replaced, spread the compound
referring to “NOTE OF REPLACING THE IC3102 AND
IC3302 ON THE NX_AMP BOARD AND THE COMPLETE
NX_AMP BOARD” on servicing notes (page 8)