JVC HX-Z9V - Page 44

1-44 (No.22041)
4.5 BH3874AKS2 (IC434) : Audio sound processor
• Pin Layout
• Block Diagram
1 ~ 16
48 ~ 33
32
~
17
49
~
64
47INLD
45
43
41
42
44
46
48
52
INLC
INLB
INLA
INRA
INRB
INRC
INRD
RECR
40 36 37 38 39 1 2 5 6 9 10 13 14 16 20 21 22 50 49
33
34
35
31
29
27
32
54
28
30
STEPC
SI
SCK
OUTR
CAP
BASS5
OUTL
GND
FILTER
VCC
26252423
-
+
+
-
+
+
+
-
+
-
+
-
+
-
DET
DET
DET
DET
DET
+
-
+
+
+
-
-
-
+
+
+
+
+
+
+
+
+
+
+
+
+
+
Vcc
Vcc
1
2
HPP
VCA
FILTER
HPP
ALC
DIGITAL
CONTROL
MPX
EFFECT
PS PS
L-R
L+R
MODE SELECTOR
-9dB
11dB
19dB
11dB
-9dB
22K
10K
10K
10.5Hz
10.5Hz
10.5Hz
10.5Hz
10.5Hz
0~30dB
-30dB~-
5 BAND EQ
5 BAND EQ
1918171563 64 3 4 7 8 11 1258576059626151565553
ALCC ALCB HPFR3 HPFR2 HPFR1 F5R F4R2 F4R1 F3R2 F3R1 F2R2 F2R1 F1R2 F1R1 BPOUT C B A
BASS4 BASS3 BASS2 BASS1
HPFL3 HPFL2 HPFL1
F5L
F4L2 F4L1 F3L2 F3L1 F2L2 F2L1 F1L2 F1L1
DPLL2 DPLL1
DPLR2 DPLR1
PS2 PS1
RECL
MIC
VFC2 VFC1
BPNF