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5.1 BLOCK DIAGRAM
SECTION
5
DIAGRAMS
1
cS M3B and 21T3B ONLY
KV-21M3/21T3
KV-21M3/21T3
Rv102
I21M3K,21T3K,
and 21T3R
21M3B and 21T3B
ONLY
+118V
30V-REG
Doo2
S601
F601
4A
N
250V
ArNp—O
AC RECT
D610
D601
D605
D602
D604
THP601
4
IC601
SWITCHING
REGULATOR
SYSTEM CONTROL,
HORIZONTAL OUTPUT,
VERTICAL OUTPUT,
x|
x
CHROMINANCE,
rom
ats}
POWER, AUDIO
a]
°
o|
o
a
a
CN602
FOR CHECK
XRAY
PORT
— 24 —
HOUT-SW
Q803
a
=
T801
HDT
ee
SSS
SE
ee
ee
Oe
ee
1 J401
1
{__.d
=,
os
°
|
°
IC101
VIF/SIF
r
+
fo
se)
a
-
re
R-AMP/
-O g
2c |
eed
BUFFER
TOABOARD |7 0+
a8
Ico01
a:
CNAB1
=
°
4
G-AMP/O!
RGB DECODER, SYSTEM CONTROL
.
cs
702,705
°
TV/AV-SW
24) EXT CVBS
aac
°
B-AMP/OUT
(23) INT CVBS
°
Q701,704
D305
7
-0
;
COIN-SW]_,
[COIN-AMP
OSD BLK 65
Bt
——+o
Q006
ott
(8) COIN
'
Nez
.
TO A BOARD
GA) TVIAV
BUFFER
BUFFER
©
CNAB2
-
=
Beatie
=
a
.
ee
(9) AFT
BG
CNC77
P
TO A BOARD
11, | @2
Rv701
CNAB2
SCRREN
sees
Dac ar
S
ee
:
oti?
6.0/6.5 MH
'
CEIOt
C
(RGB OUT)
VIDEO
| ——
a
>
BUFFER
CNA81
3) PLL ADJ
Q012-014
p
Sour Tes
T1.5°}
TOC BOARD
oo
'ADC-SW ee SI
\C002 MEMORY
BOUT|_~6|
cNC71
9
Q007-009
(11) SWITCH ADC
IFB|
"3
$001-006
uy
qe WEB TS
SDA SCL
CUT-OFF
Q300,
re
3
(14) UHF
GS)
Q302-305
(15) VHFH
(16) VHFL
1C501
VERTICAL OUTPUT
et
a
z=
()AGC MON
+
5) AGC DEFEAT
x301
14.32MHz
vc
21M3K, 21T3K,
G—@?)
and
_| _ x302
"fp
21T3R ONLY
eer
=717.472MHz
H | \.
Qs02
(2) VOL
ae
els
MUTE
RESET-SW
apse
(1)
me
Q403
Q010,404
3)
U
ee:
76
mn
RESET
IC003 ©
caus
RECEIVER
4
o
;
{i}
=
AUDIO AMP
"
+5V STBY
4
Bae
=) — =
~
_ re
>
a
bE
n
a
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