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SECTION 5
DIAGRAMS
KV-21R1
KV-21R1
5-1. BLOCK DIAGRAM
~
VIDEO AMP|
1c001
O31
RGB DECODER, SYSTEM CONTROL
co08
Q701,704
MEMORY
STEY 9M
@) ee eaeen@)
@8) sincs
SDA | SDA
© soa
DAs : on
cNc72
sor fscr
TO ABOARD
Noo!
scl @)
(6) SCL
CNo82
|
2 | scr
4B
C1) coos
©
(18) RST
CNO8
cNC73
EF
7
RESET GEN
ROUT
4
service | | 29454
RG
dG
TO A BOARD
connector | | 4 | cs
G4) AGC-MON
G 4
BOUT]
<6
Tage. G2
Sle
PROC-DIS
B 49)
rE]
3
s
[acc | | |
Te
(je
|
ic301
°
1401
\co04 TV-AV SW
SYNC SEP
@}) COIN
2
CHROMA PROCESSOR
ane |
VIDEO SW
006,011
LED (@)—»(§) boot
RIN
vinbeo | @4+——_+_+ 4
O
eae
G0) cves
aurren | 69
L
(8) AVIN TV OUT (2)
Q402-404
@
AUDIOL | @+4+—
sw
2) B IN
R
AUDIOR
| @4—-~J
BLANKING
4
53) TWIAV
Q405-408
401
30) AVITAVE
VIN
VOUT
<
=
:
0 0 9 }
+2
pista
(3) SCART
(6) MUTE
(2) TTTRST
iS
XTAL1
XTAL2
my
@—®
y
AC IN
1
1
6
DGC
i
CFO01 18MHz
+
HEP
IH x301 14.318MHz
I-@ x302
17.472MHz
C200
SIF/AUDIO PROCESSOR
SIF FILTER
Q110,210
(50) SC2-IN-R
87) SC1OUTL
ROUT +
36) SC1OUTR
XTAL-IN
XTAL-OUT
€2
POWER ON
MUTE
Q1200, 1201
X201
18.432MHz
=i
RED
GREEN
BLUE
BLK IN
TUNER, SIF/AUDIO PROCESSOR,
RGB DECODER, SYSTEM CONTROL,
POWER SUPPLY, HV OUT, AUDIO
— 25 —
— 26 —
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