Motorola GP series Detailed Service Manual

2-18 PCB/Schematic Diagrams and Parts List: Keypad
Det_Aud_Snd
Tx_Aud_Rtn
RST*
LED_EN
SrD_Rtn
Key_Row
SrD_Snd
R/W*
GND
3
IN
4
OUT1
1
OUT2
2
*
9
DB4
DB1
LED_EN
6
#0
Gnd
Vdd
EXT_MIC
-
SW_B+
SW_B+
Keypad row available only on Prime radio models
+
Flat_Tx_Rtn
P2 P3
1
\/
OFF
VS_INT
D1
D7
INT_EXT_Vdd
RST*
R/W*
A0
4
D4
D5
DB7
A0
D3
SCK_Snd
32
40 PINS CONNECTOR
ON_OFF_1
SCK
MOSI
Opt_Bd_En
D6
DB2
DB3
|
D0
Key_Intrp
Gnd
PTT
Tx_Aud_Snd
DB6
VS_GAINSEL
VS_RAC
D2
Gnd
J602
18 PINS CONNECTOR
5
Gnd
VS_CS
Gnd
Key_Col
Vdd
VS_AUDSEL
Rdy/Req
P1
78
CS*
CS*
DB0
Rx_Aud_Snd
Rx_Aud_Rtn
Added another resistor in case 20 mA is desired.
DB5
Gnd
SWITCH
M602
R627
13K
J602-5
J601-9
J602-6
J601-10
J601-43
J601-28
J602-18
J602-17
J601-40
J601-39
J601-16
SWITCH
M614
GND
3
IN
4
OUT1
1
OUT2
2
M615
SWITCH
GND
3
IN
4
OUT1
1
OUT2
2
51K
R623
J601-17
0
R616
J601-27
J601-25
J601-24
J601-26
J601-23
J602-20
J602-19
J602-10
J602-9
J601-18
J601-6
J602-11
J602-12
J601-22
J601-32
J601-21
J601-31
43K
R631
OUT1
1
OUT2
2
43K
R632
M613
SWITCH
GND
3
IN
4
0
R621
0
R614
R626
13K
R625
R628
560K
J602-15
1MEG
J602-16
J601-8
J601-7
0
R613
GND
3
IN
4
OUT1
1
OUT2
2
4
OUT1
1
OUT2
2
SWITCH
M616 M617
SWITCH
GND
3
IN
SWITCH
M618
GND
3
IN
4
OUT1
1
OUT2
2
SWITCH
GND
3
IN
4
OUT1
1
OUT2
2
M619
J601-15
R608
0
J601-13
J601-14
J601-12
J601-11
J601-44
0
R607
R643
D606
79U01
47
100pF
100pF
C604
Q607
C603
Q606
GND
3
IN
4
OUT1
1
OUT2
2
M601
SWITCH
J601-5
J601-3
J601-4
D607
79U01
0
Q605
GND
3
IN
4
OUT1
1
OUT2
2
R612
R620
SWITCH
M610
10K
0
Q603
R601
47
R647
47
R644
J601-37
J601-35
J601-36
J601-33
J601-34
0
R615
0
R619
GND
3
IN
4
OUT1
1
OUT2
2
R633
SWITCH
M620
130K
R603
2.2K
5.1K
R602
100pF
C601
J601-2
J601-1
C605
100pF
Q608
79U01
D608
OUT2
2
79U01
D604
GND
3
IN
4
OUT1
1
R606
0
M621
SWITCH
J601-42
M607
SWITCH
GND
3
IN
4
OUT1
1
OUT2
2
GND
3
IN
4
OUT1
1
OUT2
2
4
OUT1
1
OUT2
2
SWITCH
M608 M609
SWITCH
GND
3
IN
0
R618
0
R617
Q602
Q601
J601-41
0
R609
J602-2
J601-38
J602-1
J602-3
J602-4
C606
J602-7
100pF
J602-8
M606
GND
3
IN
4
OUT1
1
OUT2
2
3
IN
4
OUT1
1
OUT2
2
SWITCH
M603
SWITCH
GND
130K
R634
GND
3
IN
4
OUT1
1
OUT2
2
SWITCH
M612
GND
3
IN
4
OUT1
1
OUT2
2
M611
SWITCH
J602-14
GND
3
IN
4
OUT1
1
OUT2
2
J602-13
IN
4
OUT1
1
OUT2
2
SWITCH
M604
M605
SWITCH
GND
3
D603
79U01
D605
79U01
D602D601
79U01
Q604
79U01
51K
R624
51K
R622
47
R641
R610
C602
0
22K
R630
1uF
R629
22K
J601-29
J601-19
J601-30
J601-20
U602
4
3
1
2
5
KEYPAD_COL
ROW5
ROW4
ROW3
ROW2
ROW5ROW4
ROW5ROW4ROW3
EXT_MIC
COL5
KEYPAD_RO
W
KEYPAD_COL
R_W
LMC7211
OPT_ENA
TX_AUD_RTN
TX_AUD_SND
RX_AUD_RTN
FLAT_RX_SND
VS_AUDSEL
SWB+
VS_CS
RESET
Vdd
KEY_INT
Vdd
D0
LCD_SEL
R_W
DATA
MISO
OFF
LED_Enable
RESET
KEY_INT
PTT
KEYPAD_COL
KEYPAD_ROW
INT_EXT_Vdd
ON
URX_SND
RDY
A0
D7
D6
D5
D4
D3
D2
D1
A0
CLK
DATA
VS_GAINSEL
VS_INT
SWB+
Vdd
LCD_SEL
FLAT_TX_RTN
VS_RAC
CLK
COL2 COL3
Vdd
ROW5
COL5
ROW4
COL4
ROW3
COL3COL2
ROW2
KEYPAD_ROW
Vdd
D0
D7
D5
D6
D4
D3
D2
D1
LED_Enable
Vdd
SWB+
COL4
ROW3
Keypad Schematic Diagram GP1280 (PCB No. 8480682Z01)

Motorola GP series Specifications

General

Operating Temperature	-30°C to +60°C
Frequency Range	136-174 MHz
Number of Channels	16
Channel Spacing	12.5 kHz / 25 kHz
Battery Life	8 hours (with standard battery)
Operating Voltage	7.5V DC
Ingress Protection	IP54
MIL-STD	810 C, D, E, F