Figure 7-49. Mdc/Qcii R&Tte Microprocessor And Keypad Schematic Diagram - Motorola P100 Series Detailed Service Manual

7-82
PLL_CLK
PLL_STB
PLL_DATA
MDC/QC_IN
RX_EN
SQ_CS
TX_PWR_LOW
TX_PWR_CS
QC2_EN
FTV
+3.3V
+5V
C1017
470pF R171
R172
R194 10K
10K
10K
C140
R174 100k
47nF
R175 51K
TX_AF1 MIC1
R176 27K
C141
NA
C142
R177
470pF C143
15K
0.1uF
Q120
KRC404
Q121
KRC404
AUDIO_MUTE_CON
TX_EN1
TX_EN2
N/S_SW
RX_TONE_CON1
RX_TONE_CON2
EV_U/D
VOX_IN
LOW_BATT_IN
MOD_CON_CS
RSSI
R113
C123 C124
0.1uF 1nF 47k
SWB+
R153
68K(1%)
+
C194
C195
10uF/16V R154
220pF
47K(1%)
B_S2
B_S1
A_S2
A_S3
FUN_KEY1
DYMF/MDC_ENC
FUN_KEY2
PROGRAM_DATA
LED(GREEN)
LED(RED)
PTT1
Figure 7-49. MDC/QCII R&TTE Microprocessor and Keypad Schematic Diagram
All manuals and user guides at all-guides.com
VOX_EN
PLL_LD
Q4
Q3
Q2
Q1
DCE_SEL
PTT2
20KHZ_SEL
PLL_PS
DTMF_STEER
QC2_EN
76
77 BEEP_CON
78 MIC_MUTE2
79
DTMF_DEC_EN
80
R173 FREQ_CON3
10K
81
FREQ_CON2
82
FREQ_CON1
83
AUDIO_MUTE_CON
84
TX_EN1
85
TX_EN2
86
N/S_SW
87
RX_TONE_CON1
88
RX_TONE_CON2
89
EV_U/D
90
ANL_SUBTONE_IN
91
VOX_IN
Q122
92
KRC404 LOW_BATT_IN
93
MOD_CON_CS
94
A_GND
95
RSSI_IN
96
+3.3V V_REF
97
A_VCC
98
LCD_CS
99
LCD_CLK
100 RX_TONE_EN
R178
100K
+3.3V
C145
15pF
U107
KIA7027AT
R190
R184
1 2 15K
15K
14.7456MHz
C144
0.1uF(K)
+3.3V
LOW_BATT
CR101
NA
8 1
+3.3V VCC A0
7 2
R189 OC A1
10K
6 3
SCL A2
5 4
SDA VSS
R139
U104
10K
24LC128L
C147
0.1uF(K)
SW_IN3 50
DTMF_CON 49
SW_SCAN1 48
47
SW_SCAN2
46
SW_SCAN3
45
SW_SCAN4
PTT1 44
43
PGM_BUTTON1
42
PGM_BUTTON2
41
U101 PGM_BUTTON3
LEFT_BUTTON 40
M3030RFGPGP
39
38
RIGHT_BUTTON
37
MDC_EN
MDC_EN
LED(RED) 36
35
LED(GREEN)
34 R195 100R
PRG/CLONE_RX
33 R152 680R
PRG/CLONE_TX
FUN_KEY2 32
31
AK_DATA
30
AK_CLK
29
AK_CSN
EPP_DATA
28
EPP_CLK 27
DTMF/MDC_ENC 26
R185
0R
R114
10K
FL101 R148
1M
(3225)
C146
15pF
C1034
47pF
Circuit Board/Schematic Diagram and Parts List UHF2 - MDC/QCII R&TTE (435–470 MHz)
L H
LCD101
LCD_BEACON
LCD Flex.PCB
+3.3V
SWB+
J101
05004HR-07C01S(G)
Q110
KRC101
1
1 2
2 3
3 4
5
4
CR110~CR115 : BL-HG036
6
5
6 7
7 8
8 9
9 10
10 11
11 12
13
12
14
13
14 15
15 16
16 17
17 18
18 19
19 20
21
20
22
21
22
2
1
MIC1
OB27P44(2.8mm)
+3.3V
TP3
TP9
TP6
TP10
TP5
TP2
TP4
TP8
R115 R193 TP1
10K 10K
TP7
C1035 C1036
47pF 47pF
R155
470R
CR110 CR111 R156
1K
SH201
CR112 CR113 R157
1K
CR114 CR115 R158
1K
SH202
+3.3V
L_ARROW R_ARROW
P1 P2 P3
R108 4.7K
1 2
3
4.7K
R109
4 5
6
R112 4.7K
7 8 9
4.7K
R119
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