Sharp CD-M4000W Service Manual page 51

Input
1
MCLKCONT
2
VALC
3
Input
4
Input
7' output
Input
8
9 Input
ALC2
11 Input
12 output
13 Input
output
14
15
Input
16
17 output
output
18 AD INTOUT
19 AD INTIN Input
20 ADCONT
21 REF
22 GND
23 v c c Input
24
DACONT
25 Input
26 output
27 Input
28 Input
29 output
30 Input
31 Input
32
Input
In this unit, the terminal with asterisk mark (*) is
Microphone SW L: MIC OFF, H: MIC ON
Clock Control.
Controls built-in clock generation circuit with external R.
ALC operating voltage setting terminal.
To set ALC operating voltage according to applied voltage.
Microphone 1 input.
To connect MIC 1,
To connect ALCl attackirecovery time setting capacitor.
Microphone 1 negative feedback input.
To connect low cut-off frequency of MlCl amplifier setting capacitor.
Microphone 1 output.
Microphone 1 volume input.
To connect capacitor to reduce noise generated at time of volume change.
Microphone 2 input.
To connect MIC 2.
ALC2 control.
To connect ALM attackirecovery time setting capacitor.
Microphone 2 negative feedback input.
To connect low cut-off frequency of MIC2 amplifier setting capacitor.
Microphone 2 output.
Microphone 2 volume input.
To connect capacitor to reduce noise generated at time of volume change.
Microphone output.
Mixing output of MIC 1 and MIC 2.
Low pass filter 1 input 1.
Pre-filter before A/D convertor for digital delay.
Low pass filter 1 input 2.
Pre-filter before A/D convertor for digital delay.
Low pass filter 1 output.
Pre-filter before A/D convertor for digital delay.
A/D integrator output.
Composes D/A conversion integrator with external capacitor.
A/D integrator input.
Composes D/A conversion integrator with external capacitor.
A/D control.
To determine adaptive time constant of A/D convertor with ADM system.
Reference power output.
To connect l/2 Vcc output and filter capacitor.
Power supply.
D/A control.
To determine adaptive time constant of D/A convertor with ADM system
D/A Integrator input.
Composes D/A conversion integrator with external capacitor.
D/A Integrator output.
Composes D/A conversion integrator with external capacitor.
Low pass filter 2 input 1.
Post-filter after D/A convertor for digital delay.
Low pass filter 2 input 2.
Post-filter after D/A convertor for digital delay.
Low pass filfer 2 output.
Post-filter after D/A convertor for digital delay.
Echo effect/Echo feed back volume input.
To connect capacitor to reduce noise generated at time of volume change.
Lch line input.
Rch line input.
(open)
terminal which is not connected to the outside.