Rear Panel Overview; The Dip-Switch Features - Lab.gruppen C 88:4 Operation Manual

4. Quick Guide Overview

4.2 Rear Panel overview

200-240V
Must be grounded/earthed
Made in Sweden
Mains input 115
V and 230 V
operation
(Not selectable)

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.
9
C Series C 88:4, C 68:4, C 48:4, C 28:4 and C 16:4 Operation Manual rev 2.2.3
44dB
141V*
41dB
C 88:4
38dB 118V
50-60Hz :2500W
35dB 100V**
32dB 85V
29dB
26dB
23dB
*100V rms
NomadLink
network In and
Out on EtherCon-
housed RJ45
connections
Ser. N:o
Removed!
71V
59V
BALANCED INPUTS
50V
CH D CH C CH B CH A
42V
**70V rms
DIP-switches 3-pole Phoenix-
for adjusting key
features
(See below)
SPEAKER OUTPUTS
WIRING
NORMAL: CLASS 2
BRIDGED: CLASS 3
2-pole screw
type input terminal output
connectors connections