Key3 - Kenwood DDX7015 Service Manual

MICROCOMPUTER'S TERMINAL DESCRIPTION
Pin No. Pin Name
98 OSD_CS
99 OSD_DATA
100 NC
101 DSI
102 PORTVDD2
103 MINI_PON
104 PM1_SET_STATUS0
105 PM1_SET_STATUS1
106 PM1_SET_STATUS2
107 SYS_SDATA
108 SYS_MDATA
109 SYS_MCLK
110 NC
111 WRT_E2P
112~115 TYPE0~TYPE3
116~119 NC
120 OSD_RST
121 OSD_A18
122 OSD_A19
123 NC
PM1_TMOTOR_M
124
PM2_TILT_UP
125 VD
PM1_TMOTOR_P
126
PM2_TILT_DOWN
127 PM1_SMOTOR_M
128 VDD1
129 PM1_SMOTOR_P
130 PM1_SWC
131 GND1
132 PM1_SWB
133 PM1_SWA
134 NC
135 KEY2
136 VOL-
137 VOL+
PM_LPS/PM1_LPS1
138
PM_LPS/PM2_TILT_SENCE
139 PM1_PHOTO1
140 TP_YDATA
I/O Module
O LC74735W Chip select to OSDC-IC
O LC74735W Data to OSDC-IC
O L-fixed
NC
µCOM
-
NC
NC
NC
NC
I to X25 Data from Box control microcomputer
O to X25 Data to Box control microcomputer
O to X25 Clock to Box control microcomputer
O L-fixed
I EXTRA Write detection at ROM collection
I Type Destination setting
O L-fixed
O LC74735W Reset to OSDC-IC
I/O LC74735W External ROM address bus A18
I/O LC74735W External ROM address bus A19
O L-fixed
NC
O 2DIN Mecha Panel mechanism motor control
I VIDEO Old-New NAVI determination VSYNC
NC
O 2DIN Mecha Panel mechanism motor control
NC
µCOM
-
NC
NC
µCOM
-
NC
NC
O L-fixed
NC
NC
NC
I 1DIN Mecha TV mechanism tilt sensor voltage detection
I 2DIN Mecha Panel mechanism tilt sensor voltage detection
I 1DIN Mecha TV mechanism slide photo detection
I Touch Panel Touch panel input (Y-direction)
DDX7015/7025/7035
DDX7045/7065
Function Processing Operation Description
H : E2PROM writing
from outside, L : Except
L : Reset
3.3V
3.3V
13