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Pioneer DJs XPRS
| SERVICE MANUAL
Index:
4.
5.
5.1.
5.2.
6.
7.
7.1
7.2
7.3
7.4
7.5
7.6
8.
9.
9.1
9.2
9.2.1
9.2.2
10.
10.1
10.2
11.
12.
Required Instrumentation
Dual stabilized power supply 30 Vdc 5 A
Digital Oscilloscope 50 Mhz
Signal generator
Variac
Dummy load 1500 W 8 Ohm
Soldering Station
SMD rework soldering station
Digital Multimeter
Pc with at least 1 eth board
4
5
6
6
WE
RECOMMEND
7
ARE
CARRIED
DESCRIBED IN THIS GUIDE.
7
8
IF NOT EXPLICITLY STATED OTHERWISE, DISCONNECT THE AMPLIFIER
8
FROM THE MAINS BEFORE OPERATING THE AMPLIFIER.
8
WARNING! INTERNAL CAPACITORS BANK COULD BE CHARGED
8
AND HARMFUL: TAKE CARE OF COMPLETELY DISCHARGE INTERNAL
8
CAPACITORS BANK BEFORE HANDLING THE DEVICE
10
11
This technical document aims to be a support guide in repairing and low-
voltage testing the
12
The troubleshooting approach will help you characterize the kind of fault
13
you incur. A recovery method and the related assembly outline detail is
13
thoroughly explained for the most common faults.
14
The components to be replaced are clearly shown to help their
15
identification. At the end of this guide you can find a detailed list with
the description and the respective Powersoft internal reference code of
16
the spare parts.
17
Always use an anti-static wrist band while servicing the amplifier.
17
This documentation contains proprietary information which is the sole
property of Powersoft S.p.A.
25
These documents are confidential and reserved and may not be disclosed,
28
reproduced and shared with third persons or used without the express
30
written permission from Powersoft S.p.A.
Should the service centre agreement between the two companies be
interrupted these documents must be returned to Powersoft S.p.A. Italy
or proof of their destruction be provided.
Data are subject to change without notice.
For the latest release please refer to the online version available on www.
powersoft-audio.com.
Q.ty
2
APLHA Electronica mod. AL852D or equivalent
1
TEKTRONIK TBS - 1052B-EDU or equivalent
1
Rigol DG1022, Feeltech FY3200S
1
Toroidal 3 KW (Mono phase)
1
TE CONNECTIVITY / CGS TE1500B10RJ Resistor
1
WELLER PU81 + WSP80 or equivalent
1
GORDAK 952 or equivalent
1
FLUKE 179 or equivalent
1
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
THAT
ALL
SERVICE
OUT
BY
A
TECHNICIAN
Pioneer DJs XPRS
amplifiers.
Example/Comments
OPERATIONS
IN
THE
MANNER
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