Sony TA-D505 - Page 9

2-5. SCHEMATIC DIAGRAM —Control Section—
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SS A AS A TS A A NS AS SRSRSSNETSGSTASISTED GANS | <EGEEGSRSSSMIGASSISISSSEITES-TUEEED ibd. MIMVENRSSSSISISINSEATTOTSASAISESLINOTOUEUPEN OD
FL701
SGA 4GA 3GA
{CONTROL BOARD]
[DISPLAY BOARD]
SSS Sf SS Sf Sf Sl SS = ial
powoeend — — — = = rd —= — oy =o —< = PROGRAM 0753 FL701
Ssijimeilse i sel Sells Set sey SS Se ef SS A cnao! | CN70S 1N4148M FLUGRESCENT INDICATOR TUBE
Sos fi See yy see ft ee ee ee Se Se ff St Se Sef Se i oe 1 =o [|
SiS. SSS SS SSS O90 ° I
= (SS FS ES SSS FS FS Sf SES SS i} SSBASS
sos ee eee cS ee fe ais [ Yay
= (SESS SSS jaljEal LS lL sal = Rss
Ss syle SSeS Si= | ot a a
DBFB
OFF
SURROUND
MODE
OFF
—SURR.LEVEL—
(SS)
SSS
|
ESS
SVE
|
=Sl=El=Eel=
:
{PGM
F
BOARD]
3
SRL SRS IY Ss las Sal Se] SS ll Sai Sell Se yasias , 732
123
HALL
SIMULATED
LOW
MID
HIGH
8
ee
2
B
?
=
23
31
32
30
24
28
29
33
27
25
36
34
35
26
=
INS
148M
1
; saa [VOL BOARD] 23-36 ee
10k/100k/100k | sanaicnesl
=
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;
sa
Se es
a j= BI3A c=) BI3BA ===>) BIBA | | } 7 4 i nai $703 S726
NAL ==) B12A =) BI2A c=) BI2A + a GWEN aNBSBOARD & = ] bees felell " IN¢1 48M
. =) = SS) 4
J : =—. BI 1A 81 1A —S— BI 1A C NO201 i 330 1152 ne 10704 anaes R701
f =) B18A ==) BIA =) BI GBA [1 ~2 poate ray LB1639 Q , 100KX12 fi Q70! 100k
b ==) BSA <=>) BSA <==) BSA R (i: le ped tin) ae . 2 ee CAR
h k =) BBA ==) BBA =) BBA ie i) 740 oss, a | ~32.1 a ae
==) B7A ==) B7A c=) B7A TOERA GARE R111 aa (~) Ene ogy Misan eh
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>) B3A c=) B3A c=) BBA No702 | : 9 MOTOR ORIVE oy val Sa Sep abs ren cfg S714 '
p c=) B2A =) B2A ==) B2A 31 BPF FLT ORIVE i IN4148M Se
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1N4148M
G G E PO3/SI - (33) 27 . a
PLO/INTO vei by
PLI/INTI sto
LC7565K
SURROUND
a Sis
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9727
ety
9707
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P20
$13
1N4148M
0
P2t Tit Q707 28
F P22 T10 25C3402K
P23/BUZ
19
SWITCH.
P30 18
P3I
17
!
0726
=
be
1N4148M
29
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pay
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28
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252603 pos, Tr 30
MUTING
B73!
28C3402K
SWITCH .
TUBITUM
Note:
!
ea
[<1]
, ‘ ; : } eft, S719 ef, 9732
»
All
capacitors
are
in
wF
unless
otherwise
noted.
pF
:
wuwF
H
e
nie
fian
2
0
O76
so ) 31
5 OWV or less are not indicated except for electrolytics and ; 68 2 erie
23
tantalums, Q708
‘ . . 2502603 $iSco
- All resistors are in Q and \4W or less unless otherwise C734 SEL 221 OSC . LED !
gs RIVE
speci fied. 3-747) ar ROL
ee - ee a] 3.5
. 4: indicates tolerance, 1NS148M ae 32
+ +f :nonflammable resistor. | | a as
. : 0733 2.6
> {#4 : fusible resistor, SEL2210SC A ohive
, 4
:
:
B+Line
cnr
©
5.5
|
Nc)
cM
9722
- EAA: B-Line sonia BOAHO obrei phy 254 4 1N4 148M
- ([7)_ : adjustment for repair. CN6O7 st ee
p 1 C736 1
* Voltage and waveforms are dc with respect to ground under al 4708
a | (d d) iti J SIGNAL (R) [ 9748 1
no-signa etuned) conditions. crackz 1° 1N4148M
*
Voltages
are
taken
with
a
VOM(Input
impedance
1
0MQ),
L
signa
|
7
Nesom
Voltage variations may be noted due to normal production tolerances. See - 34
*
Signal
path.
we
:CD
RY
DRIVE
|
|
709
1
0747
> : TV (PICTURE) MUTE CONT. | ey Ae oM I SEL2210S-C 1N4148M |
; MUTE2 |_| e CEFECT] prae 27
: German _
eenoe ay vise SeLecT || on 1C710 39 — ie 0720
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EA: Saudi Arabia PAu Bus] = ¢ 1S1S4S8SL eerie iF
AUGe Aste || =e ; |
. “7 Q703 38 (4)
pha cee et a 2502603 tees a 5733
~ x pop | ——_ BUFFER 9 I sie Goa Sam na
Note: The components identified by mark A\ or dotted pf | SEL22105 36
line with mark A are critical for safety. L EE i ait RZI6 era aN
-Replace
only
with
part
number
specified.
a
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22k
37
(4)
£0
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62
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—17— —18— | | —19— —20-