Pioneer VSX-321-K-P Service Manual page 46

1
A
[4-3] Regulator ICs and Recifier diode
(1) Remove the support.
(2) Tighten then loosen the screw in each of the
four holes for temporary joining that are
located on the rear side of the main chassis.
(This is for shaving the thread grooves to
facilitate attachment in the next step.)
B
C
(3) Attach the three regulator ICs and a rectifier
diode to the holes tapped in Step (2).
Be sure to place them in a direction
perpendicular to the board and take care that
the jumper wires will not become distorted.
D
E
F
46
1
2
MAIN Assy
Note:
While securing the regulator ICs and rectifier diode to the holes for
temporary joining, tighten the screws while holding the regulator ICs
and rectifier diode with your fingers so that the jumper wires will not
become distorted.
HTP-071
2
3
2 2 2
Main chassis
MAIN Assy
3
3 3 3
3
4
Screwdriver
1
2
Support
4