Kenwood KOS-V1000, Руководство по обслуживанию

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KOS-V1000/V500
MICROCOMPUTER’S TERMINAL DESCRIPTION
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Audio µ-com: 703030BYGCJ30 (X14-982: IC902)
Pin No. Pin Name Application I/O Note
1 TV_JUDGE TV-BOX new/old detection I
2 TUN_SCL F/E I2C clock output terminal O
3 NAVI_RX Navi control data input I
4 NAVI_TX Navi control data output O
5 TV_MC_REQ Communication request to TV_COM O
6 EVDD Power supply terminal -
7 EVSS GND terminal -
8 TV_SC_CON Start-up request to TV_COM O
9 BEEP BEEP O
10 MIX_REMO Remote control data input I
11 SYS_SREQ Communication request to SYS_COM O
12 SYS_MDATA SYS_COM communication data input I
13 SYS_SDATA SYS_COM communication data output O
14 SYS_MCLK SYS_COM communication clock I
15 SYS_MREQ SYS_COM communication request input I
16 EXT_CON EXT-CONT output O
17 VSYNC_DET Video detection I
18 VPP (Used only for software update) I
19 RGB_MUTE MUTE RGB except when NAVI or SECAM O
20 RGB_SW NAVI/SECAM switching O
21 AIN_SEL5 Audio-In switching O
22 AIN_SEL6 Audio-In switching O
23 R_QUAL RDS decoder QUAL input terminal I
24 R_DATA RDS decoder DATA input terminal I
25 R_AFS_H Switching constant when noise detected I/O
26 AM+B AM power ON O
27 AUTO_SW_1 SW for video detection O
28 AUTO_SW_2 Video detection, NTSC/PAL determination O
29 SEL_CLK CLK for Audio and Video selector O
30 SEL_DATA DATA for Audio and Video selector O
31 RESET System reset input I
32 XT1 (Not used) I
33 XT2 (Not used) O
34 REGC Capacitor connection terminal for reducing power supply noise -
35 X2 Inverter output terminal for system clock [19.800MHz] -
36 X1 Inverter input terminal for system clock [19.800MHz] -
37 VSS GND terminal -
38 VDD Power supply terminal -
39 CLKOUT (Not used) -
40 PRE_MUTESW PREout sub woofer MUTE O