Motorola GM1200E - Page 67

Display/Keypad Radio Control Head Schematic Diagram
PCB/Schematic Diagram and Parts List 2.2-3
Display/Keypad Radio Control Head Schematic Diagram
2 of 2
yellow
*
BASE
A
CH
3
ARROW
B
PHONE
#
2
5
UP
yellow
VOL UP
VOL DOWN
DOWN
red
green
8
0
1
CALL
FLIP
9
6
MONITOR
CLEAR
4
7
10K
R0841
D0871
D0816
D0867
D0820D0812 D0824 D0828
10K
R0840
10K
R0842
10 10 10 10
D0868
R0843
R0837
3.3K
D0872 D0876
D0853 D0857 D0861 D0865 D0873D0869
D0808
D0806
D0807
D0802
D0801
D0803
D0804
5
7
Q0831
U0831-2
PWR_GND
6
.1uF
C0841
.1uF
Q0851
D0860
Q0852
D0851 D0859 D0863D0855
D0856
10K
R0859
D0852
R0860
10K
D0818 D0826D0822
100K
R0839
D0830
D0875
D0811 D0815 D0823D0819 D0827
D0870 D0874
.1uF
C0861
R0851
10K
R0858
100K
R0857
4.7K
33K
R0852
R0861
10 10
R0862
1.5K
R0854
1.5K
R0853
1.5K 1.5K
1.5K 1.5K
R0856
1.5K
R0855
1.5K
R0833
1.5K
1.5K
R0834
1.5K
1.5K
R0835
1.5K
R0836
1.5K
R0838
4.7K
Q0832
R0832
33K
D0864
R0831
10K
PWR_GND
2
3
1
U0831-1
D0805
R0809
3.3K
3.3K
100K
R0892
.1uF
46
1
35
C0891
PB0823
2
2
46
1
35
2
46
1
35
PB0824
PB0826
PB0819
2
46
1
35
2
46
1
35
5
PB0825
PB0820
2
4
6
1
3
2
4
6
1
35
5
PB0821
PB0822
2
46
1
3
2
46
1
35
35
PB0815
PB0816
24
6
1
24
6
1
35
1
35
PB0818
PB0811
2
46
246
1
35
6
1
35
PB0817
PB0812
2
4
2
46
1
35
6
1
35
PB0813
PB0814
2
4
5 1
200K
R0801
200K
3.3K 3.3K
4
R0810
R0804
200K 200K
3.3K 3.3K
03
R0808
200K
R0803
200K
R0805
200K
200K 3.3K
R0807
3.3K
200K 200K
R0802
C0831
0102726B24
10
.1uF
R0893
R0894
10
1
2
3
2.2K
D0892
2.2K
R0896
C0897
470pF 470pF
6
5
C0898
47uF 47uF
2
46
1
35
1
35
PB0807
PB0806
2
46
2
46
1
35
6
1
35
PB0808
PB0809
2
4
2
46
1
35
6
1
35
PB0810
PB0802
2
4
2
46
1
35
5
3
PB0801
PB0803
2
46
1
3
2
1
3
1
3
4
PB0804
PB0805
2
200K 200K
7
R0806
5.1V
VR0891
4.7K
2
R0897
10K
R0891
D0891
1
2
3
D0809 D0821D0813 D0817 D0825
D0814
D0829
D0810
R0811
3.3K 3.3K
D0858 D0866
Q0891
47K
47K
Q0881 Q0883Q0882
D0882
TP0881
D0881
TP0883
TP0882
D0884
270
R0881
D0883
270
R0882 R0883
470
4
GND
8
VCC
U0831-3
PWR_GND
1
RESET
2
4
GND
2
INPUT
3
NC1
5
NC2
6
NC3
7
NC4
8
NC5
MC33064
U0892
MC33064
7
FEEDBACK
4
GND
8
INPUT
1
OUTPUT
2
SENSE
3
SHUTDOWN
U0891
5V_TAP
6
5
ERROR
D0862
LP2951CM
0
R0895
C0894
.022uF
C0895
47uF
NU
C0893
10uF
.1uF
C0892
C0896
.1uF
NU
D0854
+5V_USW
FLT_A+
LED(2:7)
+5V
FLT_A+
FLT_A+
FLT_A+ FLT_A+FLT_A+
FLT_A+
+5V
AN(0:5)
RESET
+5V_SOURCE
FLT_A+
+5V
GEPD5586
Controlhead T sheet 2