DM588 Service Manual
Figure 11 Schematic Diagram of Key Board
146
1
2
S2
1
2
S3
1
2
S4
1
2
S5
1
2
S6
1
2
S7
1
2
S8
1
2
S9
1
2
S10
1
2
S11
C1
102
Q20
Q21
C520
102
C521
102
D2
RED
D3
GREEN
R259
470R
R260
470R
Q17
ST2301
Q25
R154
470R
R155
100K
+
C307
C308
474
R1
470R
C2
102
10uF/16V
4PE1-16-F9
LED2
4PE1-16-F9
LED1
4PE1-16-F9
LED4
4PE1-16-F9
LED3
D4
RED
D5
GREEN
1
3
5
7
9
11
13
14
12
10
2
4
6
8
J1
CONNECTER-14PIN
+
C3
10uF/16V
C4
474
C516
102
C517
102
C518
104
C519
104
C446
102
C447
102
C305
102
1
2
4
3
S1
H1
H2
H3
MARK
M1
MARK
M2
MARK
M3
MARK
M4
R2
470R
R3
470R
POWERKEY
KB_R0
KB_R1
KB_R2
KB_R3
KB_C0
KB_C1
KB_C2
RED_LED
GREEN_LED
POWER
KEYPAD_BL
POWER
POWERKEY
POWER
KB_C0
KB_C1
KB_C2
KB_C3
KB_R0
KB_R1
KB_R2
KB_R3
KEYPAD_BL
RED_LED
GREEN_LED
Summary of Contents for DM588
Page 142: ...DM588 Service Manual Figure 4 Top Layer Layout Drawing of Main Board B Board 139 ...
Page 143: ...DM588 Service Manual Figure 5 Bottom Layer Layout Drawing of Main Board B Board 140 ...
Page 144: ...DM588 Service Manual Figure 6 Top Layer Layout Drawing of Main Board D Board 141 ...
Page 145: ...DM588 Service Manual Figure 7 Bottom Layer Layout Drawing of Main Board D Board 142 ...
Page 147: ...DM588 Service Manual Figure 9 Top Layer Layout Drawing of LCD Board 144 ...
Page 148: ...DM588 Service Manual Figure 10 Bottom Layer Layout Drawing of LCD Board 145 ...
Page 150: ...DM588 Service Manual Figure 12 Top Layer Layout Drawing of Key Board 147 ...
Page 151: ...DM588 Service Manual Figure 13 Bottom Layer Layout Drawing of Key Board 148 ...