Sony SRS-T88 - Speaker - 4 Watt, Руководство по обслуживанию

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SRS-T88
TABLE OF CONTENTS
Flexible Circuit Board Repairing
• Keep the temperature of soldering iron around 270˚C
during repairing.
• Do not touch the soldering iron on the same conductor of the
circuit board (within 3 times).
• Be careful not to apply force on the conductor when soldering
or unsoldering.
Notes on chip component replacement
• Never reuse a disconnected chip component.
• Notice that the minus side of a tantalum capacitor may be dam-
aged by heat.
1. SERVICING NOTES
······················································· 3
2. GENERAL
·········································································· 4
3. DISASSENBLY
3-1. REAR CABINET ··························································· 6
3-2. SPEAKER ······································································· 7
3-3. AMP BOARD ································································· 7
4. DIAGRAMS
4-1. PRINTED WIRING BOARD ········································· 9
4-2. SCHEMATIC DIAGRAMS ·········································· 10
5. EXPLODED VIEWS
······················································ 12
6. ELECTRICAL PARTS LIST
······································· 13
Note on the AC power adaptor
Use only the supplied AC power adaptor. Do not use
any other AC power adaptor to avoid damaging the
speakers.
Polarity of the plug
On safety
The nameplate indicating operating voltage, power
consumption, etc., is located on the rear exterior.
• Before operating the system, be sure that the
operating voltage of the system is identical with that
of your local power supply.
Where purchased Operating voltage
U.S.A./Canada 120 V AC, 60 Hz
Other countries • 110 – 120 V AC, 50/60 Hz
• 220 – 230 V AC, 50 Hz
• Use only the supplied AC power adaptor.
• After operating the system with the AC power
adaptor, disconnect the AC power adaptor from the
wall outlet if the system is not to be used for an
extended period of time. The POWER switch does
not turn the AC power adaptor off.
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY MARK
0
OR DOTTED LINE WITH
MARK
0
ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS
LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE
COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS
APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS
PUBLISHED BY SONY.
ATTENTION AU COMPOSANT AYANT RAPPORT
À LA SÉCURITÉ!
LES COMPOSANTS IDENTIFÉS PAR UNE MARQUE 0 SUR LES
DIAGRAMMES SCHÉMATIQUES ET LA LISTE DES PIÈCES SONT
CRITIQUES POUR LA SÉCURITÉ DE FONCTIONNEMENT. NE
REMPLACER CES COMPOSANTS QUE PAR DES PIÈSES SONY
DONT LES NUMÉROS SONT DONNÉS DANS CE MANUEL OU
DANS LES SUPPÉMENTS PUBLIÉS PAR SONY.