Schematic Diagram - Display Section - Sony STR-D715 Service Manual

STR-D715/D915
tolerances.
° Aboreviation
AUS : Australian mocei.
LED
DRIVER
3-8. SCHEMATIC DIAGRAM — DISPLAY SECTION — - IC Block Diagrams
« See page 36 for IC Pin Functions. (IC106)
1 2
| 3 4 5 6 7 8 9 10 11 12 13 14 15
1C103 74HC237
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A |
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C104 74HC151
| D715 MODEL ;
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$108,109 S110, 144 vetoes se
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KEY-DUT A
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22k
KEY-OUT B
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SIRCS
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1C103 AiZs
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F DECORDER
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FM MODE
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; Note:
| ss : ———
| +
All capacitors are in .F unless otherwise noted. pF:yyF
e Ra
INe
sa
50WV or less are not indicated except for electrolytics and
[rower]
AD IR DETECTOR RZ
Prd
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*
All resistors are in Q and 1/4W or less unless otherwise
| a
R127
:
specified.
a 0 = p715
330
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;
2 | MODEL
* fw} =: nonflammable resistor.
|
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+ [___]: panel designation.
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*\ $123 °
Note: Note:
Monitor, | 'SUR?
ASTANDBYD: | ee
ET fm Sa e e e ae
a at es as
The components identi- | Les composants identifiés par
|
F oan
poy ys fied
by mark A or | une marque A sont critiques
H
' CMontror)\
of rs IL,
dotted line with mark A | pour la sécurité.
I
aera
i ae i}
are critical for safety.
Ne les remplacer que par
hae
Tr. aoost [|
Replace only with part | une piéce portant le numéro
|
cee
ml BY ta
number specified. spécifié.
1
; cnsior! | ° mmm: B+ Line
|
— ea.
> Voltage and waveforms are dc with respect to ground
under no-signail conditions.
| |
no mark : FM
MULTIPLEXER
[MUTING BOARD]
__ = x
: can not be measured.
|
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° Voltages are taken with a VOM (input impedance 10MQ).