8 - 3
8-1-2 LOGIC UNIT
• TOP VIEW
GND
GND
SW1
SW2
12V
INV
BEEP
SL0
SL1
SL2
RL0
RL1
RL2
RL3
RL4
RL5
GND
GND
to LOGIC unit J1
NC
GPSI
GPSO
DGP
GND
VBAK
VANT
G5V
to GPS unit
1
18
GND
GND
GND
GND
GND
SW2
SW1
NC
18V
12V
12V
12V
G5V
G5V
L5V
L5V
L5V
DEPCONT
DGPOUT
DGPIN
NMEA
OUT
NMEAIN
TEMP
SPD
RSSI
LOCONT
TXTRG
TXSIG
GND
GND
to MAIN unit J1
1
30
GND
GND
VBL
VBL
GND
NC
NC
NC
GND
BLUE
GREEN
RED
CONT
NC
12V
NC
GND
VSW
GND
GND
NTP
DTCK
VSYNC
HSYNC
to LCD unit
J6
1
24
8
1
J2
J5
J3
IC13
R131
X1
IC1
BT1
J2
J5
IC28
IC34
IC35
R151
R132
C59
C21
C25
C6
R179
IC44
C47
C5
Q3
IC20
IC21
IC22
IC33
IC31
IC30
IC32
IC7
C48
Q4
C68
J1
J6
IC19
C10
J3
C7
C3
C53
C44
C43
R60
R142
R143
C50
C11
1
C24
C12
C14
C13
C56
C45
C27
C26
D2
R180
R165
C70
C46
R7
R15
R6
R14
R5
R13
R42
R20
R19
R12
R18
R11
R17
R10
R9
R16
R8
C49
C23
C42
C55
IC46
R147
R162
R148
C4
R56
C20
C17
R163
R178
C69
R164
R177
Q5
R135