Keypad Board Schematic Diagram - Motorola GP88s Service Manual

8-4
J600 11-Pin Connector
SWB+ 1 J600-1
Vddd 2 J600-2
LCD_SEL 3 J600-3
4 J600-4
DATA 5 J600-5
6 J600-6
7 J600-7
CLK
8 J600-8
LEDBL 9 J600-9
GND
10 J600-10
11 J600-11
KEYPAD_ROW
KEYPAD_COL

Keypad Board Schematic Diagram

J601 44-Pin Connector
J601-44
J601-43
J601-42
J601-41
J601-40
FLAT_RX_SND J601-39
J601-38
RX_AUD_RTN J601-37
J601-36
TX_AUD_SND
J601-35
TX_AUD_RTN J601-34
J601-33
FLAT_TX_RTN
J601-32
OPT_ENA
J601-31
RDY
J601-30
J601-29
URX_SND
J601-28
PTT
J601-27
MISO
J601-26
J601-25
KEYPAD_ROW
J601-24
KEYPAD_COL
J601-23
J601-22
J601-21
SWB+
J601-20
J601-19
J601-18
KEY_INT
J601-17
J601-16
LEDBL
J601-15
Vddd
J601-14
J601-13
J601-12
DATA
J601-11
J601-10
LCD_SEL
J601-9
J601-8
CLK
J601-7
J601-6
J601-5
J601-4
J601-3
J601-2
J601-1
C616
C613 C614 C615 100pF
100pF 100pF 100pF
COL5
Vddd
C606
C607
0.1uF
100pF
Vddd
R618 R619
51K 51K
R621 R622 R623 R624
13K 22K 43K 130K
C603
100pF
ROW2 ROW3 ROW4 ROW5
R627 R628 R630
R629
13K 22K
43K 130K
C609
100pF
COL2
COL3 COL4 COL5
Vddd
U602
LMC7211
R634
51K 2
4
Vddd
1
KEY_INT
3
5
R635
560K
C611
100pF
R636
C612
1MEG KEYPAD_COL
10uF
C610
100pF
ROW3 ROW4 ROW5
1
TP7
M604 M605
SWITCH SWITCH
OUT1 OUT1
OUT1
1 1 1
IN IN IN
4 4 4
1
TP8
OUT2 PHN UP
OUT2 OUT2
2 2 2
GND GND
GND
3
3 3
M608
SWITCH
OUT1
1
IN
4
OUT2 DOWN
2
GND
3
1
TP9
M610 M611
1
TP14
SWITCH SWITCH
OUT1 OUT1 OUT1
1 1
1
4 IN IN IN
4
4
1 2
OUT2 OUT2 OUT2
2 2 2
GND GND GND
3 3 3
M613 M614
1
SWITCH SWITCH
OUT1 OUT1 OUT1
1 1 1
IN IN
IN
4
4 4
4
5
OUT2 OUT2 OUT2
2 2 2
GND GND GND
3
3 3
M616 M617
SWITCH
SWITCH
OUT1
OUT1 OUT1
1 1
1
IN
IN IN
4 4 4
7 8
OUT2 OUT2
OUT2
2
2 2
GND
GND GND
3 3 3
M619
M620
SWITCH
SWITCH
OUT1
OUT1 OUT1
1 1 1
IN IN IN
4 4
4
0
OUT2 * OUT2 OUT2
2 2 2
GND
GND GND
3 3
3
COL2 COL3
M606
SWITCH
P2
ROW4
M622
SWITCH
OUT1
1
IN
4
MEM
OUT2
KEYPAD_ROW
2
GND
3
COL5
M623
SWITCH
OUT1
1
IN
4
ROW2
P1
OUT2
M612
2
SWITCH
GND
3
3
COL2
1
TP15
ROW3
M615
TP16
SWITCH
6
ROW4
M618
SWITCH
9
ROW5
M621
SWITCH
GP88S001-A
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Keypad Board And Schematic Diagram
KEYPAD_ROW