Daewoo DDT-21H9ZZF, Service Manual, Page: 27 / 83

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Service Manual CP-099F
AUD DEEM
video
output
2
V
(p-p)
[1-1
V(p-p)
without
trap]
AFD
FM-PLL
filter
sound
intercarrier
output
and
MAD
slelct
FMPLL
SIOMAD
DGND
SDA
SCL
OP2
MAD
OP1
n.c
C
AGC
3
13
AGND
SIF
1
SIF
2
VIF
1
VIF
2
18
Vp
20
23
1 24 2
9
TOP
TAGC
VIF-PLL
filter
external
reference
crystal
or
AGC
neg
C
BL
VAGC
pos
(1)
C
C
VAGC
VPLL
REFAF
C
4MHz
14
16
19
22
11
10
7
1
2
C
AF
de-emphasis
network
CVBS
17 8 5 6
SUPPLY
SINGLE REFERENCE QSS MIXER/
INTERCARRIER MIXER AND
AM-DEMODULATOR
VIF-PLL
RC VCO
AFC DETECTOR
DIGITAL VCO CONTROL
AUDIO PROCESSING
AND SWITCHI\ES
NARROW-BAND FM-PLL
DETECTOR
I 2
C-BUS TRANSCEIVER
TDA9886
VIDEO TRAPS
4.5 to 6.5MHz
TUNER AGC
VIF-AGC
SIF-AGC
OUTPUT
PROTS