Kenwood KOS-V1000 Service Manual page 13

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