Kenwood RXD-V890 User Manual

RXD-790/V860/V890
11
CIRCUIT DESCRIPTION
Pin No. Name I/O Description
1 BEAT-C O Beat cancel H=ON L=OFF
2 R/P O REC/PLAY changeover H=REC L=PLAY
3 RMUTE O REC MUTE H=OFF L=ON
4 A/B O A/B play changeover H=B L=A
5 VSS GND
6 BIAS O BIAS changeover H=ON L=OFF
7 NR O Noise redaction changeover (DOLBY) H=ON L=OFF
8 D-R/P O Dolby REC/PLAY changeover H=REC L=PLAY
9 LMUTE O LINE MUTE H=OFF L=ON
10 SO O Shift resister data output
11 DATA I Data input
12 CLK I Clock
13 STB I Strobe
14 CLR I Data clear
15 VSS GND
16 A-SOL O A deck solenoid control H=ON L=OFF
17 A-CPM O A deck motor control H=ON L=OFF
18 B-SOL O B deck solenoid control H=ON L=OFF
19 B-CPM O B deck motor control H=ON L=OFF
20 VDD Power supply(5V)
Pin No. Name I/O Description
1 SRS_LED O SRS LED H=ON L=OFF
2 3ST_LED O 3STEREO LED H=ON L=OFF
3 PRO_LED O PRO LOGIC LED H=ON L=OFF
4 H.TAP O HIGH TAP control H=ON L=OFF
5 VSS GND
6 DC_OFF O CD DSP power supply H=OFF L=ON
7 DOLBY O DOLBY ON/OFF (LOW TAP) H=ON L=OFF
8 SP RELAY O SP relay control H=ON L=OFF
9 CS RELAY O CS SP relay control H=ON L=OFF
10 SO O Shift resister data output
11 DATA I Data input
12 CLK I Lock
13 STB I Strobe
14 CLR I Data clear
15 VSS GND
16 EMPHASIS O FM emphasis changeover H=100k L=50kHz
17 ECHO A O ECHO Control H=ON L=OFF
18 ECHO B O ECHO Control H=ON L=OFF
19 POWER O Power supply control H=ON L=OFF
20 VDD Power supply (5V)
7-2 Expander IC port description
7-2-1 Display section NJU7314(X14 : IC5)
7-2-2 DECK section NJU7314(X28:IC6)
RXD-790/V860(k) COVER( 97.11.28 3:55 AM y[W 22

Kenwood RXD-V890 Specifications

General

Brand	Kenwood
Model	RXD-V890
Category	Stereo System
Language	English