Service manual

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CD-XP300W
16 LPF1 IN2 Input Low pass filter 1 input 2.
Pre-filter before A/D convertor for digital delay.
17 LPF1 OUT Output Low pass filter 1 output.
Pre-filter before A/D convertor for digital delay.
18 AD INTOUT Output A/D integrator output.
Composes D/A conversion integrator with external capacitor.
19 AD INTIN Input A/D integrator input.
Composes D/A conversion integrator with external capacitor.
20 ADCONT — A/D control.
To determine adaptive time constant of A/D convertor with ADM system.
21 REF — Reference power output.
To connect 1/2 Vcc output and filter capacitor.
22 GND — Ground.
23 VCC Input Power supply.
24 DACONT — D/A control.
To determine adaptive time constant of D/A convertor with ADM system .
25 DAINTIN Input D/A Integrator input.
Composes D/A conversion integrator with external capacitor.
26 DAINTOUT Output D/A Integrator output.
Composes D/A conversion integrator with external capacitor.
27 LPF2IN1 Input Low pass filter 2 input 1.
Post-filter after D/A convertor for digital delay.
28 LPF2IN2 Input Low pass filter 2 input 2.
Post-filter after D/A convertor for digital delay.
29 LPF2OUT Output Low pass filter 2 output.
Post-filter after D/A convertor for digital delay.
30 VOLIN Input Echo effect/Echo feed back volume input.
To connect capacitor to reduce noise generated at time of volume change.
31 L IN Input Lch line input.
32 R IN Input Rch line input.
33* KEYCONIN Input Monaural input for external KEYCONTROL IC.
Input/Output interface terminal for external KEYCONTROL IC.
34* SOURCEOUT Output Monaural input for external KEYCONTROL IC.
Input/Output interface terminal for external KEYCONTROL IC.
35 R OUT Output Rch mixing output.
36 L OUT Output Lch mixing output.
37 VCF IL — Vocal cut filter.
Processes frequencies lower then the vocal band.
38* PS1 Input Phase shift input 1.
Determines a constant at time of phase shift.
39* PS2 Input Phase shift input 2.
Determines a constant at time of phase shift.
40 LATCH Input Latch input via serial bus.
41 CLOCK Input Clock input via serial bus.
42 DATA Input Data input via serial bus.
ICK1 VHiM65856SP-1: Mic Amp. (M65856SP) (2/2)
Port NamePin No. Input/Output
Function
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.