Figure 10-38. Mdc/Qcii R&Tte Microprocessor And Keypad Schematic Diagram - Motorola P100 Series Detailed Service Manual

10-56
+5V
R171
R172
R173
10K
10K
10K
R174 120K
R175 47K
R176 30K
FTV
R177
56K
Q120
C143
KRC404
0.1uF
Q121
KRC404
Q122
KRC404
+3.3V
R194
C140
6.8K
47nF
TX_AF1 MIC1
C141 C142
NA 470pF
DTMF / MDC_ENC
R165
3K(1%)
Q112
R1004
R1005 KTA2014
10K
10nF
BEEP
C E
+3.3V
C198 R167
Q111
R1006 B
NA 100K
R169
KTA2014
NA
1.2K
C E
R163
R168
100K
100K
B
R164
100K
BEEP_CON
DTMF_CON
SWB+
R153
68K(1%)
LOW_BATT
C195 C194
R154
220pF 0.1U CR101
47K(1%)
NA
Figure 10-38. MDC/QCII R&TTE Microprocessor and Keypad Schematic Diagram
Q4
Q3
Q2
Q1
U106_SW
PTT2
20KHZ_SEL
PLL_PS
BUSY
PLL_CLK
PLL_STB
PLL_DATA
RX_EN
SQ_CS
TX_PWR_LOW
TX_PWR_CS
QC2_EN 76
QC2_EN
BEEP_CON 77
BEEP_CON
MIC_MUTE2 78
MIC1
79
DTMF_DEC_EN
DTMF_DEC_EN
80
FREQ_CON3
81
FREQ_CON2
82
FREQ_CON1
83
AUDIO_MUTE_CON
AUDIO_MUTE_CON
84
TZ_EN1
TX_EN1
85
TX_EN2
TX_EN2
86
N/S_SW
N/S_SW
87
RX_TONE_CON1
RX_TONE_CON1
88
RX_TONE_CON2
RX_TONE_CON2
89
EV_U/D
EV_U/D
90
TIGHT_SQ
TIGHT_SQ
91
VOX_IN
VOX
92
LOW_BATT_IN
LOW_BATT
93
MOD_CON_CS
MOD_CON_CS
94
A_GND
95
RSSI_IN
RSSI
+3.3V
96
V_REF
R113 97
A_VCC
47K
C123 C124
98
LCD_CS
0.1uF 1nF
99
LCD_CLK
RX_TONE_EN 100
R178
R115
100K
10K
+3.3V
R180 R179 R182
1 2 100K 51K 200K
TONE_INPUT
U107
KIA7027AT 3
C145
C144
15pF
0.1uF(K)
R190
R184
15K
15K FL101
14.7456MHZ
R148
C146
15pF
+3.3V
B_S2
B_S1
A_S2
A_S3
FUN_KEY1
FUN_KEY2
PROGRAM_DATA
LED(GREEN)
LED(RED)
8 1
+3.3V VCC A0
7 2
R189
OC A1
10K
6 3
SCL A2
5 4
SDA VSS
R139 U104
10K 24LC128
C147
0.1uF(K)
U102_SDATA
U102_SCLK
U102_CSN
SW_IN3
50
DTMF_CON
49
48
SW_SCAN1
47
SW_SCAN2
46
SW_SCAN3
45
SW_SCAN4
44
PTT
PTT
43
PGM_BUTTON1
42
PGM_BUTTON2
41
PGM_BUTTON3
U101 40
LEFT_BUTTON
M30302FGPGP
39 R193
10K
38
RIGHT_BUTTON
37
MDC_EN
MDC_EN
36
LED(RED)
35
LED(GREEN)
34 R195 100R
PGR/CLONE_RX
33 R152 680R
PGR/CLONE_TX
32
FUN_KEY2
31
AK_DATA
AK_CLK
30
AK_CSN
29
BEEP_L_CON1
28
PLL_LD
27
DTMF/MDC_EC
26
DTMF / MDC_ENC
MDC/QC_IN
TONE_IN
R185
OR R114
10K
1M
Circuit Board/Schematic Diagram and Parts List VHF- MDC/QCII R&TTE (136–174 MHz)
LCD101
LCD_BEACON
LCD Flex.PCB
+3.3V
SWB+
J101
05004HR-07C01S(G)
Q110
KRC101
1
1 2
2
3
3 4
4 5
5
6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16
17
17 18
18 19
19
20
20 21
21 22
22
2
1
MIC1
OB27P44
R155
470R
R156
CR110 CR111
1K
SH201
CR112 CR113 R157
1K
CR114 CR115 R158
1K
CR110~CR115 : BL - HG036
+3.3V
R_ARROW
L_ARROW
P1 P2
P3
R108
4.7K
1 2 3
R109
4.7K
4 5 6
R112
4.7K
7 8 9
R119
4.7K
* 0 #