Kenwood KOS-V1000 Service Manual page 10

KOS-V1000/V500
MICROCOMPUTER'S TERMINAL DESCRIPTION
Pin No. Pin Name
41 NC
42 MON_SYS_ON
43 MON_S_DATA
44 MON_M_DATA
45 MON_RESET
46 POWER_START
47 POWER_PWM
48 PON
49 REMO_PWM
50 HSY (HD)
51 PLL_MDATA
52 PLL_CLK
53 SYS_SDATA
54 SYS_MDATA
55 SYS_CLK
56 SYS_SREQ
57 TYPE3
58 MON_POWER
59 SYS_MREQ
60 SYS_ON
61 NC
62 TYPE1
63 TYPE2
64 NTSC_PAL
65~67 NC
68 REMO_POWSW
69 BVSS
70 BVDD
71 WRT_E2P
72 RGBOUT_MUTE
73,74 NC
75 SYNC_SEL
76 FLMD1
77 REMO_SEL
78 OEM_SW
79 VIN_SW2
80 SYNC_SW2
81 RGB_SW3
82 VIN_SW4
10
Application
(Not used)
Power ON/OFF control for monitor µ-com
DATA signal to monitor µ-com
Communication with monitor µ-com
Monitor µ-com reset
DC/DC converter IC ON/OFF control
Reference CLOCK for external synchronization of DC/DC
converter IC
Main power supply ON/OFF control
Remote control code conversion signal of touch panel signal
H-SYNC input
Control DATA signal to PLL IC
Control CLOCK signal to PLL IC
DATA signal from AUDIO µ-com
DATA signal to AUDIO µ-com
Communication CLOCK signal with AUDIO µ-com
Request signal from AUDIO µ-com
Model detection terminal
Monitor power KEY ON/OFF input
Request signal to AUDIO µ-com
AUDIO µ-com ON/OFF control
(Not used)
Model detection terminal
Model detection terminal
NTSC/PAL determination input
(Not used)
System ON/OFF control input from external remote control
ASSY (not used)
GND
Power supply terminal
Used when writing E2PROM
RGB output mute signal to monitor
(Not used)
Composite switching signal to monitor output
(Used only for software update)
Remote control output switching signal
SYNC signal switching control
COMP/RGB input switching for Chroma γ IC
SYNC input switching for Chroma γ IC
RGB video signal selector control
RGB video signal selector control
I/O Note
O
O
O
I
O
O
O
O
O
I
O
O
I
O
O
I
O 500: Fixed to Lo, 1000: Fixed to High
I
O
O
O
I Not monitored in KOS
I KOS is fi xed to High
I
O
I
-
-
I
O
O
O
I
O
O
O
O
O
O