Motorola CM340 Información de servicio - Página 25
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Controlhead CM160/CM360 - PCB 8489714U01 / Schematics
5V_IN
5V_CH
R25
0
C16
C24
R6
0.1uF
1000pF
C8
10K
7
1000pF
DNF
3
4
5
R7
10K
DNF
C21
C22
R15
R8
4.7uF
0.1uF
10K
10K
DNF
DNF
DNF
U18
9_3V
LP2951C
DNF
8
1
INPUT
OUTPUT
R10
7
5
FEEDBACK
ERROR
3
2
SHUTDOWN
SENSE
C19
C23
0
6
2.2uF
1000pF
5V_TAP
DNF
C20
2.2uF
DNF
9_3V
9_3V
9_3V
9_3V
9_3V
9_3V
9_3V
9_3V
C40
R16
1000pF
C41
1000pF
DNF
27K
DNF
R17
C26
C11
1000pF
0.1uF
13K
U1-1
LM2904
8
2
R24
1
3
2.2K
4
Q12
R20
C17
10K
10K
R18
1000pF
Q11
DNF
1K
DNF
47K
R19
R26
R27
10K
10
10
Controlhead CM160/CM360 Schematic
COM3
DS1
4
LCD_36PIN
COM2
3
DNF
COM1
2
COM0
1
12
5V_CH
VDD
COM0
13
U3
COM1
S1D15100
14
V1
COM2
15
V2
COM3
6
R39
V3
VSS
10K
R28
680K
C33
C32
C30
R30
R9
100pF
100pF
100pF
10K
DNF
DNF
DNF
DNF
0
C25
1000pF
DNF
CK
SI
CS
C39
R51
R11
1000pF
43K
130K
DNF
S1
S2
TOUCH_SW
TOUCH_SW
DNF
DNF
1
2
1
C1
C2
C1
C2
3
4
3
C3
C4
C3
C4
5
6
5
C5
C6
C5
C6
F4
F3
R29
22K
S4
S3
TOUCH_SW
TOUCH_SW
DNF
DNF
1
2
1
C1
C2
C1
C2
3
4
3
C3
C4
C3
C4
5
6
5
C5
C6
C5
C6
F2
F1
D3_3V
9_3V
R37
47K
R38
R33
47K
10K
CH_PTT
10K
Q13
47K
R36
Q14
TELCO_PTT
47K
C43
R34
0.1uF
10K
9_3V
9_3V
9_3V
D3_3V
R21
R22
R23
R40
3.9K
680
680
10K
10K
MUX_CTL
Q41
10K
47K
Q10
47K
10K
COL
Q9
47K
ROW
9_3V
D3_3V
10K
Q8
47K
R44
20K
DNF
R45
0
S6
TOUCH_SW
DNF
1
2
R46
22K
2
DNF
4
9_3V
D3_3V
6
UP
+
R48
R12
20K
51K
DNF
R31
13K
R49
0
S5
TOUCH_SW
DNF
C4
R50
1000pF
2
1
22K
DNF
DNF
2
4
DOWN
6
-
D3_3V
C7
C15
R14
1000pF
0.1uF
10K
C58
.022uF
SI
CK
15
Q0
1
11
Q1
CLK_S
2
12
Q2
CLK_L
3
13
Q3
EN_OE
4
10
Q4
RESET
5
U8
Q5
6
MC74HC595A
9_3V
Q6
7
Q7
9
14
SEROUT
SERIN
R41
CH_PTT
C14
C1
10K
R3
0.1uF
10uF
10
DNF
DNF
9_3V
C56
U41
HEF4053B
0.1uF
6
EN
12
R43
YOA
14
0
ZA
13
11
DNF
Y1A
SA
2
Y0B
15
R54
ZB
1
10
Y1B
SB
5
Y0C
13K
4
ZC
3
9
Y1C
SC
R13
51K
TELCO_PTT
C27
1000pF
DNF
VR4
20V
VR1
20V
U1-2
LM2904
8
6
C18
7
0.1uF
5
4
4-7
5V_IN
9_3V
D3_3V
C50
470pF
C55
C54
C38
220pF
470pF
1000pF
MAIN BOARD CONNECTOR
DNF
DNF
14
J103-14
9
J103-9
19
J103-19
DIS_RES
17
J103-17
SPI_CLK
15
J103-15
SH_R_CS
16
J103-16
SPI_MOSI
12
J103-12
KEY_COL
13
J103-13
KEY_ROW
2
J103-2
SPKR+
1
J103-1
SPKR-
RX. AUDIO
3
J103-3
4
J103-4
SCI
5
J103-5
MIC. PTT
6
J103-6
MIC. AUDIO
8
J103-8
HOOK
11
J103-11
BOOT_RES
MUX_CTL
20
J103-20
DISP_CS
CS
18
J103-18
COM/DATA_SEL
10
J103-10
7
J103-7
C53
C51
C48
C46
C44
220pF
220pF
220pF
220pF
220pF
G1
J103-21
DNF
DNF
DNF
DNF
DNF
G2
J103-22
C52
C49
C47
C45
R35
470pF
470pF
220pF
220pF
3.3K
DNF
DNF
9_3V
R42
MICROPHONE CONNECTOR
0
DNF
8
J102-8
9.3 V
7
J102-7
BOOT_RES
6
J102-6
HOOK
4
J102-4
MIC. AUDIO
3
J102-3
MIC. PTT
2
J102-2
SCI
1
J102-1
RX. AUDIO
5
J102-5
C2
C3
C5
C6
470pF
470pF
470pF
1000pF
DNF
C42
C29
C34
VR2
1000pF
1000pF
1000pF
20V
DNF
DNF
DNF
VR3
20V
1
P101-1
SPKR-
2
P101-2
SPKR+
5V_CH
C35
C36
SPEAKER CONNECTOR
1000pF
1000pF
DNF
DNF
U2-7
ESD CONTACTS
PWR_GND
VCC
M1
M2
M3
M4
GND