Motorola MTP700 - Keypad Board Schematic Diagram

KEYPAD BOARD LAYOUT, SCHEMATICS & PARTS LIST MTP700 Portable Radio / Detailed Service Manual 7 - 3
COL3
GND
ROW1
RIGHT
DOWN
LEFT
SOFT KEY
RESET
VENDOR_ID
Shield open
BACKLIGHT+
DATA
COL0
DISPLAY_RS
COL4
J100
SEND/END
SOFT KEY
ROW4
369#
LEFT
UP
MENU
RIGHT
CHIP SELECT
DISPLAY_RS
ROW0
COL2
V3_2.775V
COL1
CHIP SELECT
RESET
BACKLIGHT-
CLOCK
ROW3
ROW2
GND_LCD
FLEX to Display Board
BACKLIGHT+
BACKLIGHT-
MODE
*7
80
4
5
1
2
40 pin Main To Keypad conn
GND
J2
KEYPAD BACKLIGHT
V3_2.775V
DATA
CLOCK
C11
150pF
J1-23
150pF
C9
J1-30
J1-9
J1-12
J1-7
J1-8
ground_lcd
J1-3
C15
0.1uF
C2
0.1uF
J1-36
J1-33
J1-26
J1-11
J1-10
C17
12
.01uF
12
S19
R5
S18
47 47
R6
0.1uF
C1
150pF
C3
150pF
C12
150pF
C10
J1-19
C4
150pF
C24
0.1uF
C25
0.1uF
J1-2
12
J1-1
12
S14
S9
12
S13
S8
12
47
J2-3
R10
S16
12
S17
12
C26
S2
12
ground_lcd
0.1uF
S12
SWITCH
12 12
D3
S15
C16
1.0uF 33pF
C18
12
J1-28
12
S1
12
S21
C7
S20
C6
150pF 150pF
C5
J1-27
J1-29
150pF
C8
150pF
C23
0.1uF
D1 D2 D4 D5 D7D6 D8
J1-13
J2-1
J2-5
J1-24
J1-34
J1-14
J1-32
J1-22
J1-37
J1-35
J2-10
J2-7
J2-2
47
R8R7
4747
R1 R3
47 47
R4R2
47
J1-5
J1-38
J1-40
J1-31
J1-17
C14
J1-39
J1-16
J1-21
0.1uF
S5
12
S4
12
S3
12
S11
12
J1-25
S10
12
J2-9
S7
12
J2-8
S6
12
J2-4
J2-6
C13
150pF
ROW4
ROW2
RESET
ROW0
COL0
COL1
COL2 COL3 COL4
ROW1
ROW2
ROW3
ROW4
V3_2.775V
CHIP_SELECT
DISPLAY_RS
CLOCK
DATA
RESET
COL4
COL3
COL2
DISPLAY_RS
CHIP_SELECT
DATA
CLOCK
V3_2.775V
COL1
COL0
ROW1
ROW0
ROW3
Keypad Board Schematic Diagram