Kenwood RXD-V313, Руководство по обслуживанию

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RXD-V313
5
CIRCUIT DESCRIPTION
No. Name I/O Description
Active
H L
1 CE I LC7218, LC75392 CE out
2 RESET-OUT O Reset out IC03 (LC867240A) O
3 DI I LC7218, LC75392, LC78211 data out
4 DO O Data output to LC7218
5 CLK I LC 7218, LC75392, LC78211 clock out
6 DATA-OUT O Serial data out to LC867240A
7 DATA-IN I Serial output of SUBQ 80BIT
8 CLK-OUT O Clock output
9 N/C O No used
10 STB-OUT O Strobe out
11 BUSY-IN I Busy input
12 RESET I Reset signal input O
13 POWER-DOWN I Power down input O
14 GND – GND
15 VSS – Vss
16 X1 – Xtal 6.0MHz
17 X2 – Xtal 6.0MHz
18 VDD1 – Vdd
19~24 K1~K6 I Key input (K1~K4),K5/K6 (No used)
25 MODE-SW2 I Model discrimination
26 MODE-SW1 I Model discrimination
27, 28 GND I GND
29 REMOTE IN I Remote signal input O
30 VR + I VR encoder input A
31 VR - I VR encoder input B
32 PIC-UP I Pick-up SW
33 PIC-DOWN I Pick-down SW
34 DISC-COUNT I Disc counter SW
35 TURNTABLE-SW I Turntable SW
36 TRAY-OPEN I Tray open SW
37 TRAY-CLOSE I Tray close SW
38 TURNTABLE MOTOR + O Turntable motor (+) O
39 TURNTABLE MOTOR - O Turntable motor (-) O
40 TRAY MOTOR + O Tray motor control (+) O
41 TRAY MOTOR - O Tray motor control (-) O
42 MOTOR SPEED O Motor speed control Nor Down
43 LED HIT MASTER O LED control (hit master) O
44 TUNER O
45 CD O
46 AUX O
47 TAPE O No used O
48 FLAT O
49 ROCK O
50 JAZZ O
51 POP O
52~55 S1-S4 O Segment out (1~4)
56 VDD2 – Vdd
57 VSS2 – Vss
58~79 S5~S26 O Segment out (5~26)
80~82 BIAS3~1 – GND
1. Microprocessor : (IC601, LC867224A-5H95)
1-1. Pin description
RXD-V313(K) COVER1,1( 98.12.11 9:46 y [ W 10