Digital integrated loudspeaker system
SERVICE MANUAL
®
Index
2
Technical Specification.
3
Amplifier Test Procedures & Adjustment.
4
OS Upload & Upgrade Instructions, Reset Memory and OS Model Inquiry.
5
Pegasus/Poseidon Test Procedures.
7
RSC Serial Converter, Block Diagram.
8
Input & Controls, Display, Interface, AD/DA Converter and DX Board Schematics.
9
Input & Controls, Display, Interface, AD/DA Converter and DX Board Layouts.
10
Supply and Amplifier Board Schematics.
11
Supply and Amplifier Board Layouts.
12
Spare Part List.
Notice
✔
Service must be carried out by qualified personnel only. Any tampering carried out by unqualified personnel during the guarantee period
will forfeit the right to guarantee.
✔
For a correct operation of the instrument, after having switched off, be careful to wait at least 3 seconds before switching on again.
✔
To improve the device's specifications, the schematic diagrams may be subject to change without prior notice.
All components marked by this symbol have special safety characteristics, when replacing any of these components use only
manufacturer's specified parts.
✔
The (µ) micro symbol of capacitance value is substituted by U.
✔
Ω
The (
) omega symbol of resistance value is substituted by E.
✔
The electrolytic capacitors are 25Vdc rated voltage unless otherwise specified.
✔
All resistors are 1/8W unless otherwise specified.
✔
All switches shown in the "OFF" position. All DC voltages measured to ground with a voltmeter 20KOhm/V.
✔
Soldering point.
✔
Male connector.
✔
Female connector.
✔
M/F faston connector.
ATTENTION
✒
GENERALMUSIC S.p.A. Sales Division: 47842 S.Giovanni in Marignano (RN) ITALY - Via delle Rose, 12
code 270282
¤
Phone +39(0)541/959511 - Fax +39(0)541/957404 - Internet: www.generalmusic.com
Supply voltage.
Logic supply ground.
Test point.
Analog supply ground.
Flag joined with one or more flags
Chassis ground.
with the same signal name inscribed.
Earth ground.
Observe precautions when handling electrostatic sensitive devices.
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