Sanyo NV-E7000 - Portable GPS And Mobile DVD Entertainment System, Руководство по обслуживанию

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16
65 CAS O DRAM
66 LMUTE O LINE OUT Mute
Electronic Volume
Electronic Volume
67 VOL_CLK O
68 VOL_DATA O
69
72
73
DA10R O DRAM address
74 VCC PWR
75 DA9 O DRAM address
76 VSS PWR GND
77 DA8
85 DA0
86 NV_BEEP1 I NAVI Beep input
Parking cable plug input
Test mode input
Beep output
Audio mute output
Image mute output
87 NV_BEEP2
I
88 BEEP O
89 SMUTE
O
90 DMUTE O
91 VCC PWR
92 - -
93 VSS PWR GND
94
109
110
D7
113 D4
114 - -
115 -
-
116 PARK_SW
I
117 DISVICS O
118 TEST
I
119 D3
122 D0
123 LCD_CLK
124 LCD_DATA
125 LCD_CS
126 DM2 O LCD display mode output
LCD display mode output
127 DM3 O
128 OSD_SW O OSD display output
Dimmer output
Dimmer sensor input
Temperature input
Battery input
Battery reference
129 DIMOUT O
130 VSS PWR GND
131 MODEL_SW I Model(NV-DK700/750)change
132 VCC
133 - -
134 - -
135 - -
136 TEMP I
137 BAT_I I
138 DIMIN I
139 FM_SM I
140 AVSS PWR Analog GND
Analog power supply
141 - -
142 VREF PWR
143 AVCC PWR
144 SCL_D I/O
DRAM
DRAM data
O LCD I/F CLOCK
I/O
I/O
-
- -
O DRAM address
-
Pin I/O
IC501 (M30802)2/2
Signal Function
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
Power supply 4.2V 5.5V
Power supply 4.2V 5.5V
Power supply 4.2V 5.5V
EXPLANATION OF MICROCOMPUTER