Covalue CU780-2 Quick start guide

12345678910 11 12 13
A
B
C
D
E
13
121110987654321
E
D
C
B
A
1
2
3
5
4
NC
SUB
GND
VCC
OUT
IC400
PST9124NR
R401
100k
R400
330k
C400
0.1u
C403
470p
R1 2.2k
PLL-CLK PLL-UL PLL-EN PLL-DAT
C2
100p
C3
100p
C6
100p
R2
1k
D7
MA2S111
C1
0.1u
R102
270R
C4
0.1u
C5
4.7u
R3
10R
C7
470p
R6
100k
C9
10p C14
10p
PLL-DA T
PLL-EN
PLL-CLK
PLL-UL
R416
4.7k
C27
470p
C23
10u
R11
82k
R12
C25
470p
L6
18n
C29
2p
C407
1000p C414
470p
C410
470p
C408
10u
C416
470p
C417
1u
R411
220k
R407
1k
R408
100k
Q403
DTC144EE R409
1k
C409
3p
Q400
DTC114EE
Q401
DTC114EE
R402
220R
R403
180R
C406
470p R426
8.2k
C402
470p
R410
8.2k
R342 4.7k
D400 RED
D401
GREEN
R417
10R
C415
10p
C412
10p
C411
470p
R5
560R
C12
0.1u
R7
0R
R10
1k
R9
1k
C15
1u
C18
0.1u
R13
0R
R15
10k
R4
0R
C10
47p R8
330k
Q1
2SC5066
L4
470n
C17
330p
C19
0.01u
L16
220n
C16
47p
L17
220n
L5
560n
C26
220p
C51
22p
C28
22p C20
0.01u
R14
100R
L7
601s
R20
560R
Q2
2SC5066
R19
100R
R18
270k
C24
470p
C54
3p
R21
100k
L9
100n
D4
1SV325
D5
1SV278
D2
1SV325
D1
1SV325
D3
1SV325
C31
100p
L14
23n
C35
22p
L11
100n
C36
10p
TC1
10p
C40
0.5p C41
4p
C30
1000p
L10
601s
R22
47k
L8
100n
L12
100n
L20
3.3uH
L15
220n
L13
27n
C34
68p C37
10p
C39 4p
C38
4p
C42
4p
C43
1000p
TC2
10p Q3
2SK508(K52)
R25
150R
R26
100R
C46
470p
C49
0.5p
R28
22R
R34
100k
R30
120k
Q5
2SJ243
C48
470p
Q7
UMC4 L19
601s R33
1k
Q6
2SC5066
L21
22n
R31
100R
R32
4.7k
D6
MA2S111 C52
470p
C55
470p
C56
10u
Q8
2SC4617(S)
R500
22k
R501
10k
R513
33k
C500
3300p
C501
6800p Q404
UMG3N
Q407
UMG3N
Q406A
FMMT717
R422
2.7k
R428
2.7k
R420
1k
R429
820R
R432
10k
R425
3.3k
R424
3.3k
C427
470p
C423
0.033u
R435
10k
R419
0R
C421
0.01u
C430
1u
C424
1u
R502
10k
R415
220k
R433
1k
R427
1k
R418
2.2k
R434
1k
R421
220k
C429
1u
C422
0.01u
C420
0.01u
C502
3900p
C316
0.01u
C302
0.1u
C312
0.01u
C320
0.033u
C321
0.033u
C305
0.01u
C503
0.033u
C309
6800p
R541
R340
120k
R315
390k
R312
12k R314
470k
R303
3.3k
R300
91k
R321
22k
R322
220k
SP
R311
0R
R304
1M
R338
47k
R301
5.6k
R307
47k
R302
5.6k
R306
220k
R329
3.3k
R324
5.6k
R326
5.6k
C313
1u
C300
8200p
C318
0.033u
C319
0.047u
C308
5600p
R316
270k
R313
39k
R305
18k
R323 100k
R318 180k
R325
100k
R207
R205
3.9k
R320 47k
C311
2.2u
C338 56p
C208
82p
C314
1000p
C206
220p
C205
220p
C202
10p
C214
0.01u
C207
0.1u
C211
0.1u
C212
33p
C210
0.1u
R202
180k
R201
3.9k
R206
750k
R208
680k
R210
100R
R211
100R
R209
2.7k
R226
2.2k
R215
220R
R222
1k
Q201
2SC5066 C221
0.01u
C223
C209
0.1u
C215
33p
Q202
3SK318
C219
8p
C218
470p
C227
4p
C239
2p
C238
1p
C226
1p
C220
0.01u
R216
56k Q203
3SK318
C259
12p
C231
470p
C228
470p
C229
3p
R218
22R R231
1M
R327
10k
R232
1M
R230
1M
D201
HVC376B
C253
470p
C252
12p
C255
15p
C236
470p
C260
10p
C254
470p
D204
HVC350B
D202
HVC376B
L208
8.2n
L211
33n
C233
2p
C234
8p
C235
9p
Q307
ST2302
C330
0.01u C335
0.1u
C931
0.47u
R335
R334
10R
R332
4.7R
Q306
DTC144EE
Q304
DTC144EE
C336
0.01u
C334
6800p
C932
1000p
R336
R333
470k
R331
1.5k
R339
8.2k
Q109
DTA144EE
R145
180k
R141
47k
R142
1M
R146
100k
R137
150k
R138
150k
R135
150k
R133
150k
R140
10k
R136 150k
C134 100p
C132
470p C141
470p
C139
470p
R134
150k
R147
0R
R144
2.2k
Q100
2SC5066
C101
470p L100
22n
C105
6p
C103
470p
R104
10R
C102
470p
C104
0.1u
D200
MA2S077
D100
MA2S077
R106
3.3k
R107
47k
R109
22R
R108 330R
L101
18n
C106
470p
C108
7p
C107
470p
Q101
2SC5066
Q102
2SC4988
R110
680R
R111
22R
R113 330R
R112
1.5k
C111
18p
C109
470p
C110
470p
L102
15n
L103
601s
C114
470p
C113
0.1u
C116
1000p
R121
47R
R120
0R
R118
47k
R115
10R
L119
2.2n
L104
1u
Q105
2SK3475
L105
221s
C120
470p
C121
470p
C123
1000p
C118
27p
C119
1000p
L109
220n
R125
47k
R126
47k
R127
0R
R128
47R
Q107
RD07
C135
1p
C125
470p
L107
600s
C128
0.01u
C131
0.1u
C126
1u
C129
470p
C140
6p
C138
27p
C130
20p
D102
MA2S077
D101
HVU131
C142
3p
C145
68p
C150
5p
C147
3p
C149
1p C151
2p
C154
1p
C153
3.6p
C155
2p
C143
470p
C144
2p
D103
MA2S077
R139
270R
R154
270R
R132
0.39R
R130
0.39R
R131
0.39R
TH102
47k
C156
0.1u
C157
470p
C165
470p
R153
3.3k
R152
390R
L202
22n
C222
6p C241
R505
470k
R504
22k
R503
10k
R506
22k
C505
1u
Q500
2SK1824
R523
3.9k
R521
1.5k
R522
1.8k
C516
10p
C517
470p
C518
1u
R524
1M
R525
15k R526
15k
R527
15k
R528
750k
C521
C522
0.1u
D500
1SS372
R530
100R
R532
820R Q503
2SC5066
C524
0.022u
C526
470p
C525
0.1u
R529
18k
R533
100k
L500
601s
R534
1.8k
R535
470R
C529
470p
C531
220p
F500
3.0A C528
470p
R537
2.2k
R536
2.2k
D203
HVC376B
R228
1M
R341
100k
C257
470p
C322
0.1u R328
1k
C506
470p
C256
0.1u
C217
0.01u
C307
10u
R212
47R
R223
C232
470p
C237
470p
C224
470p
R214
10k
R200
10R
C200
10u
Q110
DTC114TE
C203
470p R203
3.3k
R204
3.3k
R308
10k
R309
470k
C303
0.1u C204
4700p
C201
0.01u
L203
8.2n
L204
8.2n
L214
8.2n L207
220n
L118
1u
C213
0.1u
C306
0.01u
C301
0.018u
C530
220p
L501
221s
RF AMP
ANTENNA SW
R221
100k
MIXER
AUDIO AMP
ACTIVE FILTER
AUDIO MUTE SW
AUDIO MUTE SW
LED TX
LED BUSY
R548
3.3k R413
1k
CU780-2
DR:
12.03.05
File:
STAND: CHKD: DateSheet
01
APPD: VER
R:1.3V
T:1V
R:3V
T:0V
3.8V
1/2
C57
470p
C58
0.1u
CD200
450KHz
R35
10k
R602
68k
R601
100k
R603
100k
R103
3.3k
R605
56k
R604
100k
C603
0.01u
C602
470p
C601
470p
C610
1000p
C609
1000p
R105 3.3k
R100
3.3k R101
5.6k
C100
22p
C53
6p
L1
601s
L18 R117
12k
C136
5p
C261
L209
8.2n
R220
47R
R219
1M
C304
10u
R317
270k
Q300
2SC4617(S)
C707
470p
Q108
DTC144EE
C708
R706
R801
0R
C801
470p
C710
1u
R901
0R
R905
22k
R907
4.7k
R906
22k
R904
22k
R902
4.7k
R903
22k
C903
1u
C905
0.1u
C902
0.1u
C904
0.1u
D902
DAN222
D901
DAN222
Q901
2SK1824
R908
1.8k
C906
470p
R910
5.6k R912
680k
R911
0R
R914
5.6k
R913
10k
R917
47k
R915
39k
R909
4.7k
R916
C915
0.1u
C912
1000p
C911
0.1u
C909
C910
100p
C908
R918
82k
R922
680k
R919
18k
R921
47k
R920
10k
C907
4.7k C914
0.1u
C916
1000p
J501
2.5mm
J500
3.5mm
L902
3.3uH
L901
220n
C44 4p
C45
4p
C918
0.1u
Q4
2SK508(K52)
R27
150R
C920
3300p
C921
6800p
C504
1u
C922
1000p
C923
0R
Q106
DTC144EE
D903
Q902
DTA143ZE
Q903
DTC144EE
C924
0.01u
R924
47k
R926
4.7k
R923 5.6k
Q904
2SK1824
Q905
2SK1824
Q906
DTC144EE
C925
0.1u
R958
22k
R961
82k
C926
1u
R927
22k
R928
10k
R929
33k
C929
3300p
C930
6800p
L502
221s
C331
0.1u
C333
0.1u
C533
220p
C934
0.01u
C935
470p
C936
0.01u
C938
470p
C939
0.01u
C937
0.01u
R931
0.047u
R932 1k
R933
10k
C940
10u
C943
0.1u
R938
270R
R941
100k
C946
1u
R944
10k
C944
0.1u R939
10k
R940
20k
C945
0.1u
L903
601s
C951
2p
C947
12p
C948
12p
D905
HVC376B
D206
HVC376B
L206
601s
C949
1u C950
470p
R950
1M
R16
270k
C959
470p
C957
470p
C958
470p
1
2
3
4
1
2
3
4
R951
1k
R952
1k
C933
0.01u
R953
5.6k
R954
10k R955
15k
TH201
Q200
DTC144EE
L904
601s
C961
0.01u
C170
NC
R962
0R
Q305
2SA1362
C327
0.1u
R330
47k
C962
0.01u
C963
0.01u
Q303
DTA144EE
R959
4.7R
Q910
DTC144EE
Q405
DTC144EE
C965
C966
470p
Q911
DTC144EE
C967
0.01u
R963
33k
C968
0.1u
R964
10k
D402
GREEN
C969
1u
Q504
DTA143ZE
Q912
DTC144EE
R966
0R
Q913
2SK1824
R967
1k
R968
47k
Q914
DTC144EE
D906
MA2S111
R969
470R
Vcc
4
VC
1
Xout 3
Gnd 2
X1
12.8MHz
X400
9.8304MHz
fin 8
GND 6
Do 5
Vcc 4
Vp 3
OSCout 2
OSCin 1
ФR
16
ФP
15
LD/fout
14
ZC
13
PS
12
LE
11
Data
10 Xfin 7
Clock
9
IC1
MB15E03SL
OUT IN
XF201
51.65MHz
C978
C977
C976
C979
C
D
E
R971 C980
C981
0.1u R972
3.3k
R973
0R
VCC 8
/HOLD 7
CLK 6
DIO 5 GND
4
/WP
3
DO
2
/CS
1IC401
W25Q80B
Vdd 8
Sck 7
Vref 6
Doutx 5 Vda
4
Gnd
3
Douty
2
Tout
1IC903
MENDOWN
1
78
14
VSSVDD
+- +
-
+
-+-
IC300
NJM2902V
45
8
1
IC100
NJM2904V
45
8
1
IC901
TA75W01FU
45
8
1
IC301
NJM2904V
45
81
IC500
NJM2100V
FILOQUAD
FILI
IFO DEC
OSCI
OSCO MIXO
VCC
IFIRSSI
NDET NREC MIXI
E
9
1
10
2
AF
3
4 5
16 15
6
14
7
13
8
12 11
IC200
NJM2591V
In1-
8
In1+
7
In2+
6
In2-
5Gnd 4
Out2 3
Vdd 2
Out1 1
IC302
TDA2822D
C913
4.7u
C917
10u
C519
4.7u
C956
4.7u
C127
10u
C332
10u
C337
100u
C964
10u
C970
10u
C527
10u
D502
1SR154-400
Q408
DTA123JE
Q302
2SK1824
OUT IN
CF200
450k F
OUT IN
CF201 450k G
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
S401
1
2
3
4
5
VR401
OUT IN
GND
IC902 XC6201P502MR
OUT IN
GND
IC2
XC6201P302MR
OUT IN
GND
IC404
XC6201P302PR
S404
L106
8T
L110
4T
L112
4T
L113
4T
L114
4T
VOX
VOX
MIC-MUTE
MIC-MUTE
AFCO
AFCO
PCTV
PCTV
EN1
EN0
EN0
EN1
RXD2
TXD2
RXMUTE
RXMUTE
RXVCO
RXVCO
5RC
5RC
VCCN
VCCN
GLED
GLED RLED
RLED
TDIN
TDIN
SPKSW
SPKSW
EXTPTT
EXTPTT
5TC
5TC
SAVE
SAVE
DTMF
DTMF
DCS-IN
DCS-IN
MIDDLE
MIDDLE
NARROW
NARROW
L-AUDIO
L-AUDIO
RSSI
RSSI
APCSW
APCSW
RESET
RESET
DCSTCXO
DCSTCXO
F-CLK
F-CLK
F-DIO
F-DIO
F-DI
F-DI
F-CS
F-CS
ST-Reset
ALARMC
ALARMC
MANDOWN
MANDOWN
ST-Aout
ST-Aout
ST-Ain
ST-Ain
TONEIN
ST-Mout
ST-Min
ST-Mout
ST-Min
RX-W/N
RX-W/N
DCSVCO
DCSVCO
BEEP-AF
BEEP-AF
GND
1PTT
2SK1
3SK2
4
K1
KEYBOARD
SK2 SK1 PTT
SK2
SK1
PTT
BUSY
BUSY
C607
470p
C606
470p
C604
470p
R-AUDIO
R-AUDIO
L2
1u
ANT
TP2
CV(TP1)
L201
560n
L200
330n
Cx1
Cx2
Cx3
BSHIFT
3M
VSS
XOUT
XIN
TOPKEY
BATT
C806
0.01u
C807
0.01u
R806
4.7k
R808
4.7k
R805
4.7k
R804
4.7k
R807
4.7k
R837
0R
L801
601s
L403
601s
L400
601s
PCTV 1
DTMF 2
TDIN 3
F-CS 4
F-DI 5
BYTE 6
CNVSS 7
F-CLK 8
F-DIO 9
RESET 10
XOUT 11
VSS 12
XIN 13
VCC 14
15 16
A-RDT 17
A-TCLK 18
A-DI/O 19
A-TDATA 20
A-DIR 21 VCCN 22
A-SCLK 23
DCSVCO 24
ST-Reset 25
DCSTCXO
26
RXD2
27
TXD2
28
TXD1
29
RXD1
30
31
BSHIFT
32
TXD0
33
RXD0
34
RXVCO
35
36
RXMUTE
37
BEEP-AF
38
39
PLL-CLK
40
PLL-DAT
41
PLL-EN
42
PLL-UL
43
44
45
5TC
46
NARROW
47
MIDDLE
48
GPS-ON
49
SAVE
50 LCD-3 76
LCD-2 77
LCD-1 78
K8 79
K7 80
K6 81
K5 82
K4 83
K3 84
K2 85
K1 86
BATT 87
RSSI 88
BUSY 89
VOX 90
DCS-IN 91
DTMF-IN 92
R-AUDIO 93
AVSS 94
L-AUDIO 95
VREF 96
AVCC 97
RX-W/N 98
MANDOWN 99
TEMP 100
SPKSW
51
ALARMC
52
AFCO
53
5RC
54
RLED
55
GLED
56
TOPKEY
57
EXTPTT
58
MIC-MUTE
59
VCC
60
APCSW
61
VSS
62
PTT
63
SK1
64
SK2
65
LAMP
66
LCD-5
67
LCD-4
68
B-SD
69
B-ACK
70
B-ESt
71
72
EN0
73
EN1
74
75
IC403
M3062LFGPGP
C803
1u
R802
10k
C802
0.01u
TEM
TEM
BSHIFT
TXD0
RXD0
RXD1
TXD1
TXD0
RXD0 TONEIN
AGNDIN
AGND
TXIN
TXINO
LIMLV
EXIT
MOD
VSS
TCLK
TDATA
DI/O
RDF/FD SCLK
DIR
XOUT
XIN
VDD
EXFOUT
RXAFIN
RXAF
RXLPFO
RXINO
RXIN
TEST
1
2
3
4
5
6
7
8
9
10
11
12 13
14
15
16
17
18
19
20
21
22
23
24
IC806
AK2346
A-TCLK A-TDATA
A-DI/O A-RDT
A-DIR A-SCLK
C824
1u
C823
150p
R828
56k
R827
68k
C821
33p
C822
1u
C827
0.01u
R823
0R
R825
33k
R824
47k
C820
560p
C817
33p
R818 10k
R819
47k
C816
2200p
R822
51k
R821
47k
R820
27k
C828
470p C829
10u
C830
0.01u
C831
1u
Vcc
OE
Xout
Gnd
12
34
X802
3.6864MHz
A-DIR
A-TDATA
A-DI/O
A-SCLK A-TCLK A-RDT
GND
OSCIN
OSCOUT
INPUT VDD
ESt
ACK
SD
1
2
3
4
5
6
7
89
10
11
12
13
14
15
16
IC805
BU8872FS
B-SD
B-ACK
B-ESt
C811
0.1u
C814
0.01u
R812
10k
C810
470p
C809
0.01u
C812
0.01u
C815
0.01u
R813
10k
R816
10k R817
15k
L802
601s
Vcc
OE
Xout
Gnd
12
34
X801
4.194304MHz
R809
4.7k
R814
15k
B-ESt
B-SD
B-ACK
LAMP LCD-5
LCD-4
LCD-3
LCD-2
LCD-1
K8
K7
K6
K5
K4
K3
K2
K1
ST-Reset
R810
1k
TONEIN
TONEIN
R826
0R C825
PCTV
R829
1M
R811
1M
C832
NC
C834
1u
C833
1800p
C851
1u
R838
100k
R835
18k
C847
0.022u
D801
1SS372
D802
1SS372
C835
1u
C836
1u
C839
470p
C837
470p
C838
470p
C846
470p
C840
470p
C841
1u
C842
1u
C843
470p
C844
1u
C845
1u
R832
100k
R830
100k
R833
4.7k
R831
4.7k
R834
0R
Q801
2SC4116
Q802
2SA1586
C808
0.01u R836
10k
C848
0.1u
C849
470p
C47
1p
C148
2p
K1 1 K2 2 K3 3 K4 4 K5 5 K6 6 K7 7 K8 8
LCD-1 9 LCD-2 10 LCD-3 11 LCD-4 12 LCD-5 13
LAMP 14
VCC 15
GND 16
MIC 17
0
18
J801
18pin
LCD-5
LCD-4 LCD-3 LCD-2 LCD-1
K8 K7 K6 K5 K4 K3 K2 K1
Q406B
FMMT717
Cx4
D907
D910
D908
D909
Cx5
Cx6
Cx7
Cx8
Cx9
Cx10
Cx11
Cx12
Cx13
Cx14 Cx15 Cx16
Cx17
Cx18
Cx19
Cx21 Cx22
Cx20
Cx24
Cx23
Cy1
Cy3
R975
0R
C983
C813
1u
L803
601s
L804
601s
-
+
J502
DC +7.4V
Lz1 Rz1
Rz2
Rz3
Cz1
Cz2
Qz1
C974 C972
0.1u
C973
C971
VCC GND TX RX EN VBP
J503
C804
VB
DIR
BA
GND
VA
1
2
34
5
6
IC803
C805
OUT IN
GND
IC801
C850
R976
R977 L905
C984 R978
TX1 RX0 TX0 RX1 Sub A Gnd Reset TXH AFO AFI MIC Vcc
J504
R979
R980 R981
R982
R983
C985
GPS-ON
GPS-ON
C818
1u
C819
1u
C852
0.01u
R839
0R
R840
0R
R841
22k
R842
100k
LAMP
C919
0.01u
C419
0.1u
C941
C952
C953
R843
4.7k
L404
L906
C986 C987
R538
10k
R539
10k
R540
10k
R542
10k
RXD2
TXD2
R984
470k
R985
470k R986
100k
ANT
Q907
2SK1824
C826
1u
C853
CV
TP2
NC
0.1μF*4
SmarTrunk GPS
SCHEMATIC DIAGRAM

1 2 3 4
A
B
C
D
4
321
D
C
B
A
K1
1
K2
2
K3
3
K4
4
K5
5
K6
6
K7
7
K8
8
LCD-1
9
LCD-2
10
LCD-3
11
LCD-4
12
LCD-5
13
LAMP
14
VCC
15
GND
16
MIC
17
0
18
J2
18pinBTB
CS1
1
RES
2
A0
3
DB6
4
DB7
5
VDD
6
VSS
7
VOUT
8
C3P
9
C1N
10
C1P
11
C2P
12
C2N
13
V4
14
V3
15
V2
16
V1
17
V0
18
J1
18pinFPC
MIC1
C15
0.01u
R20
0R
C13
10u
OUT IN
GND
IC1
XC6201P302MR
D1
Q2
DTC144EE
Q1
FMMT717
1 2 3
4 5 6
7 8 9
* 0 #
K1 K2 K3 K4
R5
1k
R6
1k
R7
1k
R8
1k
R3
1k R9
1k
R2
1k R4 1k
C12
0.01u
C11
470p
C16
470p
C10
0.1u
C5 1u
C6 1u
C7 1u
C8 1u
C9 1u
C4
0.1u
C3
0.1u
C2C1
1u
C14
1u
R1
0R
R14
1k
R13
1k
R12
1k
R11
1k
R10
1k
R21
47k
R18
1.8k
R17
1.8k
R16
1.8k
R15
1.8k
D2 D4 D6 D8
D3 D5 D7 D9
R19
390R
LCD
C17
470p
R22
390R R23
GREEN*8
CU780-2
DR:
12.03.05
File:
STAND: CHKD: DateSheet
01
APPD: VER
2/2
SCHEMATIC DIAGRAM