Daewoo DV- K584N-SJ, Technical Manual

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49
PLL
(VCO)
8fH
2fH 0˚
fH 90˚
fH 0˚
PILOT
DET
ST.LED
DRIVE
MODE
CONTROL
39 36 23
17
18
19
35
6
24
21
A B
PILOT
CANCEL
(COMP IN) STEREO LPT
MAIN LPF DE EM (MAIN OUT) (MAIN IN)
MATRIX (L-OUT)
(R-OUT)
(S-OUT)
C4
L+R
SUB LPF (SBU OUT)
(ST IN)
C5
L–R
RV4
SAP (FM)
DET
SAP BPF SAP LPF (SAP OUT)
(SAP IN)
NR SW
dbx-TV
BLOCK
MODE
CONTROL
R2
R3
C2
INJ
LOCK
SAP
DET
SAP LED
DRIVE
MODE
CONTROL
L-R
(DSB)
DET
+
+
+
Fig. 2 Block Diagram (Refer to Fig. 3 for the dbx-TV Block)
24
21
A
29
B
28
NR SW
FIXED
DEEMPHASIS
VARIABLE
DEEMPHASIS
(VCA IN)
C9
VCA
TO
MATRIX
(VE OUT)
HPF
LPF
LPF
RMS
DET
RMS
DET
* The pin numbers indicate
the number of ICs.
+
Fig. 3 dbx-TV Block