Read Sony HT-DDW785 / HTP-78DW / STR-K785 Service Manual online
2
STR-K785
Notes on chip component replacement
•
Never reuse a disconnected chip component.
•
Notice that the minus side of a tantalum capacitor may be
damaged by heat.
damaged by heat.
UNLEADED SOLDER
Boards requiring use of unleaded solder are printed with the lead-
free mark (LF) indicating the solder contains no lead.
(Caution: Some printed circuit boards may not come printed with
free mark (LF) indicating the solder contains no lead.
(Caution: Some printed circuit boards may not come printed with
the lead free mark due to their particular size)
: LEAD FREE MARK
Unleaded solder has the following characteristics.
•
Unleaded solder melts at a temperature about 40
°
C higher
than ordinary solder.
Ordinary soldering irons can be used but the iron tip has to be
applied to the solder joint for a slightly longer time.
Soldering irons using a temperature regulator should be set to
about 350
Ordinary soldering irons can be used but the iron tip has to be
applied to the solder joint for a slightly longer time.
Soldering irons using a temperature regulator should be set to
about 350
°
C.
Caution: The printed pattern (copper foil) may peel away if
the heated tip is applied for too long, so be careful!
•
Strong viscosity
Unleaded solder is more viscou-s (sticky, less prone to flow)
than ordinary solder so use caution not to let solder bridges
occur such as on IC pins, etc.
Unleaded solder is more viscou-s (sticky, less prone to flow)
than ordinary solder so use caution not to let solder bridges
occur such as on IC pins, etc.
•
Usable with ordinary solder
It is best to use only unleaded solder but unleaded solder may
also be added to ordinary solder.
It is best to use only unleaded solder but unleaded solder may
also be added to ordinary solder.
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.
REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE
PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR
IN SUPPLEMENTS PUBLISHED BY SONY.
About area codes
The area code of the receiver you purchased is
shown on the lower right portion of the rear panel
(see the illustration below).
shown on the lower right portion of the rear panel
(see the illustration below).
Any differences in operation, according to the area
code, are clearly indicated in the text, for example,
“Models of area code AA only”.
code, are clearly indicated in the text, for example,
“Models of area code AA only”.
CENTER
FRONT
L
R
L
R
+
+
Area code
• Abbreviation
AUS
: Australian model
SP
: Singapore model
SP6
: Singapore and Malaysia models
General
Power requirements
Power consumption
Power consumption (during standby mode)
0.3 W
Dimensions (w/h/d) (Approx.)
430
×
145
×
300 mm
including projecting parts
and controls
and controls
Mass (Approx.)
7.5 kg
Area code
Power requirements
AUS
240 V AC, 50 Hz
SP, SP6
230 – 240 V AC, 50/60 Hz
AEP
Area code
Power consumption
190 W
SP, SP6
170 W
Design and specifications are subject to
change without notice.
change without notice.
230 V AC, 50/60 Hz
AUS/AEP
Ver. 1.2
MODEL IDENTIFICATION
– Rear Panel –
– Rear Panel –
Parts No.
Model
Part No.
SP and SP6 models
2-662-452-3
[]
AUS model
2-662-452-4
[]
AEP model
2-662-452-5
[]
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