rcf UP 4242 Manual De Uso E Instalación página 17

Section reserved to the
Service
Centre
WARNING The operations described in
this section are for the exclusive use of
the RCF S.p.A. SERVICE CENTRE.
The information given is NOT OF INTEREST to the
user, who need not read it.
Before carrying out the operations described in
this section, it is indispensable to disconnect the
power cable from the AC mains.
Selecting the power supply voltage
1) Remove the upper cover of the unit by unscrewing
the 4 screws on each side and the 2 screws on the
top.
2) Locate the electronic board inside the unit which
holds for the terminals for supply voltage
selection (Fig. 15, page 47).
3) Depending on the supply voltage to be selected,
connect the 4 conductors of the primary circuit of
the power supply transformer to the respective
terminals on the board, as shown in Figure 15 on
page 47.
Disclaimer
RCF S.p.A. applies a company policy based on constant research and development. With the aim of constantly
improving our products, we reserve the right to make any aesthetic or functional modifications at any time and without prior notice.
RCF is a registered trademark of RCF S.p.A.
Any other trademark mentioned herein is a trademark or registered trademark of the respective owners, who we gratefully acknowledge.
©2001RCF S.p.A.. All rights reserved.
All manuals and user guides at all-guides.com
4) Configure jumper "S1", which is located on the
5) Re-fit the upper cover.
6) Install a fuse in the fuse-holder (9) (Fig. 1, page
17
board for supply voltage selection, as indicated in
the table below.
POWER SUPPLY CONFIGURATION OF
VOLTAGE "S1" JUMPER
115 Vac Jumper on the terminals
(terminals short-circuited).
Terminals without jumper
230 Vac
(terminals open).
42) having suitable capacity for the supply
voltage selected, as indicated on the rear panel of
the amplifier.