Sony Trinitron KV-32TW77 - A, E, and H Board Schematic Diagrams (Continued)

6-2. FRAME SCHEMATIC DIAGRAM
1
2
3
4
5
6 7 8 9
10
FOR CHECK
SS
Af
LT
SPEAKER
LR
CNIO3
P
4
@) WHT(-L)
S-MICRO
MTS SAP
MTS MONO
| __AFT
7
|_AGC MUTE |5|
|____aaT [6]
0 ay 2 ee [EH
pvavf2f———2 vp
SET Sv[3}-———73| Ser_S¥_|
{stay av[4}-—— 4} stay s¥_|
aE
ee} fre TUNNER VIF Ua
[|
_e
[s|-——7
8
AUDIO
E_
MTS
cyss2
CNI47
AUBIO E 3/13] AUDIO E :BTOB-P BTOB-S A/V SW
Aualo E {10} fio} AUDIO E
an A/V INPUT
L_AUDIO_E | A/V OUTPUT
CNIS!
BTOB-P tops
|
| STBY 9
J
twigs | ET
T ee
g-MICRO
I Ww
wo
Siw}
Diniwm
Qjdj > 4
z 2 fm <j]
TT beg PRA To] F511 FIP
pes mW Ol) fli) lO] >in Om nwo
a eee ch ree
Los fro[ fifo fm [off [= [SPP y= Te) 2 E12)
[=TEIE]
SOMO DOES REE
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CNISO
18P
:BTOB-P
CPICTURE IN PICTURE) P |
11
12
POWER SUPPLY
DEFLECTION
AUDIO OUT
13
14 15 16 17 18 19 20 21 22
AG68KZJ50X =
(KV -27TW77/ 78)
ABOJYVSOX
(KV - 32TW77/ 78)
a
2
[scsi {1} ics!
I
ts fs} —stcs2
p82 [«}_ fe cs2
ee ty
ess fo} —e] cs
[——ts4 |7}-—_t7} tsa]
[tsa fa} css
cs |a}—{a] ca]
| __ HAI | [s}——|s] Hors
| HDR2_ fio} fio] HOR2——s
oJ 10
g P| g
8 8
7
oe CNI23
—1 i
:BTOR-S
-—{3]
tr]
L|
[ROUT [1] fi] R our |
I | _B OUT | @}-—2[-s our] OUT
EN 2 ape ©
Ca
PSR
16] MUTE |
7fE
B_INT
B DAT
CN130 CNIS
Pp
BTOB-S BTOB-P
Y/C/d
CONTROL 2 FOR CHECK
AUDIO CONTROL |__EnK 12
CLOSED CAPTION cNLN2
WHT
MINI
|
CNIS}
ISP ae
:BIOB-S ‘BTOB-P
H_ORIVE
H_PULSE|14}
AC IN
ee ei ea
(DYNAMIC CONVERGENCE ) |
24 25
26 27 28 29
6-3. CIRCUIT BOARDS LOCATION
6-4,
E
(KV-32TW77/32TW78)
M
SCHEMATIC DIAGRAMS AND PRINTED WIRING BOARDS
Note:
°
Bee EP Ban OP
All
capacitors
are
in
yF
unless
otherwise
noted.
pF:
bur
50
WV
or
less
are
not
indicated
except
for
electrolytic
and
tantalums.
All resistors are in ohms.
kQ =1000Q , MQ =1000KQ
Indication of resistance, which does not have one for rating
electrical power, is as follows.
Pitch: 5 mm
Rating electrical power % W
Exel ; nontlammable resistor.
{WAGE : fusible resistor.
A: internal component.
[_] : panel designation, or adjustment for repair.
All variable and adjustable resistors have characteristic curve
B, unless otherwise noted.
7tr _: earth-chassis.
es ARE A ep
.
Note:
The
components
identified
by
shading
and
mark
.
‘
A. are critical for safety. Replace only with part
number specified.
, ayy b
Lone
oe
eee
seas,
ey
oh
cee
a
dbvint
Reference information
RESISTOR : RN
METAL FILM
+ RC SOLID
: FPRD NONFLAMMABLE CARBON
: FUSE NONFLAMMABLE FUSIBLE
> RS NONFLAMMABLE METAL OXIDE
: RB NONFLAMMABLE CEMENT
> RW NONFLAMMABLE WIREWOUND
i ADJUSTMENT RESISTOR
COIL : LF-8L MICRO INDUCTOR
CAPACITOR : TA
*#eee
TANTALUM
: PS STYROL
: PP POLYPROPYLENE
: PT MYLAR
: MPS METALIZED POLYESTER
: MPP METALIZED POLYPROPYLENE
: ALB BIPOLAR
> ALT HIGH TEMPERATURE
: ALR HIGH RIPPLE
Readings are taken with a color-bar signal input.
Readings are taken with a 10MQ digital multimeter.
Voltage are de with respect to ground unless otherwise noted.
Voltage variations may be noted due to normal production
tolerances.
All voltages are in V.
Circled numbers are waveform references.
emese=s B+ bus,
. signal path. (RF)
The
components
identified
by
4
in
this
basic
schematic
diagram
have
been
carefully
factory-selected
for
each
set
in
order
to
satisfy
regulations
regarding
X-ray
radiation.
Should
replacement
be
required,
replace
only
with
the
value
originally
used,
When
replacing
components
identified
by
Ud,
make
the
necessary
adjustments
indicated.
if
results
do
not
meet
the
specified
value,
change
the
component
identified
by
b4
and
repeat
the
adjustment
until
the
specified
value
is
achieved.
(Refer
to
R511,
R524
adjustment
on
page
39.)
When
replacing
the
part
in
below
table,
be
sure
to
perform
the
related
adjustment.
Adjustment (54)
Part replaced ( (a4)
PMS501, R511, R632, R645, R650
1c601, PM501, 0504, R509, R524,
R634, R635, T5014