Kenwood RXD-V313, Руководство по обслуживанию

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RXD-V313
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CIRCUIT DESCRIPTION
No. Name I/O Description
Active
H L
75 SL - O Sled motor control (-) O
76 SPEED B O Speed control terminal to IC01 (LA9241)
77 SPEED A O Speed control terminal to IC01 (LA9241)
78 AUDIO MUTE O Audio mute control On Off
79 MUTE O IC04 (BA6536S) mute control CD Other
80 PIC LIMIT SW I Pic limit switch input O
81~86 – – Vss
87 CQCK O Command clock output to IC2 (LC78630E)
88 DAT O Command output to IC2 (LC78630E)
89 VSS – Vss
90 VDD – Vdd
91 SQ OUT I Sub-code Q input from IC2 (LC78630E)
92 RWC O IC02 (LA9241), CE
93 RES O Chip reset out to IC2 (LC78630E)
94 DRF I DRF from IC01 (LA9241)
95, 96 N/C – No used
97 CE O CE to IC001 (LC74201JE)
98 VOE O VOE to IC001 (LC74201JE)
99 CS O CS to IC005 (LC74772V)
100 RESET OUT O Reset out O
PORT SW 1 SW 2 SW 3 SW 4 SW 5 SW 6 SW 7 SW 8 SW 9 SW 10
Pin 19 Power Input Clock Timer Timer – EQ Off Rock Jazz Pop
(K1) Set Mode Set
Pin 20 Tuning Tuning Band Auto/ Auto Manual EX Bass – – –
(K2) Up Down Mono Preset Preset
Pin 21 CD CD – – Disc Disc 1 Disc 2 Disc 3 Open –
(K3) AMS + AMS - Skip Close
Pin 22 CD CD Play – – – – – – – –
(K4) Stop Pause
4. All LCD light on mode
• The all LCD light up when the STOP key and TIMER SET key are pressed simultaneously, while the power is ON.
• When the ON/STANDBY key is pressed, the all LCD light on mode is canceled.
3. Key matrix
RXD-V313(K) COVER1,1( 98.12.11 9:46 y [ W 14