Allgemeiner Teil / General Section
GPS 3
1 - 30
GRUNDIG Service
Beschreibung der Ein- und Ausgangssignale
1. Batterie
2. Zündung
3. Tacho-Impulse
Description of Input and Output Signals
1. Battery
V
B
= 10V … 16V
I
B
= max. 1.0mA (Standby, ACC OFF)
max. 2.5A (ACC ON)
2. Accessary Switch
V
ACC
= 10V … 16V
I
ACC
= max. 100mA
3. Combination Meter
I
O
= max. 1mA
I
B
+B
GND
V
B
I
B
+B
GND
V
B
Power
Block
Zentraleinheit
Main Unit
+B = V
ACC
Pin B5
Pin B8
Power
Block
Zentraleinheit
Main Unit
I
ACC
+B = V
ACC
GND
Pin B13
Pin B8
I
O
V
CC
= 5V ± 0.15V
SPD
47K
47K
560K
100K
1K
10K
56K
2200
P
0.22µ
+
+
0.22µ
0.1µ
DVCC
SPD
Zentraleinheit
Main Unit
E/G
ECU
Pin B12
