Sanyo DC-F430AV Service Manual page 36

1(2BUICK DIAGRAM
IC421 LV1016 (Digital Delay)
A GND L-MIXQUT R-MIXQUT VREF S.DUT
I ~1 I —11
1 I I ,
I
A
Vrs
'w%
u
iTLGkLL
IS CLK DATA ENABLE B -NR
Vcc L-IN R-IN S-IN
IC453 BA3642F (Surround Control)
/MlllF~l
K
m
PRESET
14dB
EQUALIZER
1+
501
IC422, IC462 NJ M4558M
v
(Operation Amplifier)
R
A OUTPUT 1
8 VCC(+)
A
-+
A -INPUT 2
7 B OUTPUT
B
+-
A +INPUT 3
6 B -INPUT
VEE(-) 4
5
B +INPUT
2
LPFL2 I Lch preset EQ L.P.F.tenninel. 14 BAR2 I Rch bass boost filter terminal.
3
LPFLl I Lch preset EQ L.P.F.terminal. 15 BAR3 o Rch bass boost fift=r Wnkral.
4 LIN I Lch
input.
16 ROUT o Rch wtput.
5 FILTER
-
Filter
terminal. 17 BIAS o Bias terminal.
6
Vcc - Power Surxlhf. 18 SWGE
o
Preset EQ mode salad.
.
I
7 ALCC I ALC time amstant setting. 19 SWTB 0" ~amw bass booat mode select.
8 GND - GND. al CAP
I
:. .~~!~ mass filter setting.
9 RIN
1 Rch input. 21 LOUT o Lch output.
10 LPFR1 I Rch preset EQ L. P.F.terminal. 22 BAL3
o L@I
2.w$s bo:f W,
~;qjlal.
11 LPFR2 I Rch Dreeet EQ L.P.F.terminal.
. . .— . ..-
23 w I Lch oass boost h?? Terminal.
1
,
n m
12 I HPFR I I lRah preset EQ H. P.F.terminal. I 24 I RALl I I Lch bass boat fih~; u?rminal.
w
-35-