Lab.gruppen C Series 88:4 - Manual (Page 16)

9
4. Quick Guide Overview
C Series C 88:4, C 68:4, C 48:4, C 28:4 and C 16:4 Operation Manual rev 2.2.3
4.2 Rear Panel overview
Mains input 115
V and 230 V
operation
(Not selectable)
NomadLink
network In and
Out on EtherCon-
housed RJ45
connections
DIP-switches
for adjusting key
features
(See below)
3-pole Phoenix-
type input
connectors
2-pole screw
terminal output
connections
4.2.1 The DIP-switch features
The following features may be adjusted using the DIP-switches on the rear-panel of the amplifier.
Gain - Set for all four channels from +23 dB to +44 dB in 3 dB steps.
Option active - Available for future upgrades.
Fan Masked - When on, engages the intelligent fan feature which lowers fan speed when no signal is present.
Bridged Mode- Switches the channel pairs (A+B and/or C+D) into bridged mode operation and inserts
automatic -6 dB of gain compensation).
VPL - Voltage Peak Limiter adjustment is provided for eight individual levels. Select the setting most
appropriate for connected speakers. See Appendix for details.
WIRING
NORMAL: CLASS 2 BRIDGED: CLASS 3
44dB
41dB
38dB
35dB
32dB
29dB
26dB
23dB
141V*
118V
100V**
85V
71V
59V
50V
42V
*100Vrms **70Vrms
Ser. N:o Removed!
SPEAKER OUTPUTS
BALANCED INPUTS
CH D CH B CH C CH A
Made in Sweden
200-240V 50-60Hz :2500W
C 88:4
Must be grounded/earthed