KTC-V300E/V300N/V300P
2
BLOCK DIAGRAM
IF AMP
SAW
FILTER
ANTENNA
SW
TV TUNER
PACK
IC301
CANCELLER
NOISE
IC501
75
MUTE
6dB
IC402
LPF &
AMP
IC502
COMPOSIT VIDEO
OSC
CIRCUIT
DIVERSITY
IC201
IC401
MUTE
IC403
75
6dB
E TYPE ONLY
RGB-OUT
SOUND
(L/R)
Q604
5V AVR
5V REG.
IC604
8V REG.
5V REG.
IC606
IC603
8V REG.
9V REG.
8V REG.
IC605
IC607
IC602
SW
Q601
BU5V
A5V
V8V
T5V
A8V
AN8V
AV8V
E TYPE
ONLY
+B
to H/U
u-COM
SCDATA
SC REQ
MC REQ
MCDATA
SC CON
BPCLK
AND GATE
SDA
P-ON
IC101
SCL
12MHz
to H/U
VIF
MIX
DEMODULATOR
DEMODULATOR
FM
NTSC
B/G
D/K
I
SDA
SCL
RGB SW
MATRIX
SECAM
DECODER
SYNC
R/G/B
SCL
SDA
P-ON
X'TAL
POWER SUPPLY
10.7MHz
30.55MHz
22.7MHz
21.7MHz
22.2MHz
(EM-TYPE)
(EM-TYPE)
(EM-TYPE)
(K-TYPE)
TV TUNER
PACK
ANTENNA
SW
1/2ATT
ATT
CANCELLER
NOISE
AMP
LPF &
2st
75
MUTE
6dB
ATT
-8.9dB
75
MUTE
6dB
R
G
B
COMPOSIT VIDEO
R
L
IC402
IC501
IC502
IC401
IC403
DE-EMPHASIS
CR LPF
IC301
IF AMP
SAW
FILTER
E TYPE ONLY
VIF
MIX
DEMODULATOR
FM
DEMODULATOR
SYNC
SECAM
DECODER
RGB SW
MATRIX
FC=3.4kHz
-6dB
15dB AMP
K : 0dB
2.5dB
M : -
FC=2.3kHz
-3dB
SIF
VIF
1.4Vp-p
0.7Vp-p
2.0Vp-p
1.0Vp-p
1.0Vp-p
1.0Vp-p
M : 250mV
K : 125mV
E : 250mV
2.0Vp-p
M : 110mV
K : 110mV
E : 110mV
10.7MHz
K : 570mV
M : 570mV
E : 570mV
LEVEL DIAGRAM