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10 - 1
SECTION 10. VOLTAGE
DIAGRAM
*:
Refer to the PARTS LIST for the value and name of component.
• MAIN UNIT (1/2)
TX:0.00V
RX:3.70V
1.45V
TX:2.98V
RX:0.00V
1.45V
1.43V
2.99V
LEDON:2.98V
4.915MHz
1.76VP-P
C206 0.001
R273
22K
C385 0.01
DS246
TAK-35920
1
SEG0
2
SEG1
3
SEG2
4
SEG3
5
SEG4
6
SEG5
7
SEG6
8
SEG7
9
SEG8
10
SEG9
11
SEG10
12
SEG11
13
SEG12
14
SEG13
15
SEG14
16
SEG15
17
SEG16
18
SEG17
19
SEG18
20
SEG19
21
SEG20
22
SEG21
23
COM0
24
COM1
25
COM2
R343 10K
R272
120K
R255
270K
C260 4.7
R207
39K
C382 1
C194 0.01
J251
1
2
3
4
R378
82K
R388
470K
R240 220
C205 0.018
CP408
R341 10K
R415 47K
C300 0.0033
IC200
2
3
1
C283 0.1
S324
C438 0.1
C371 39P
R414 10K
C370 30P
DS244 LNJ426W83RA
R192
390
D356
L1SS400
R271
24K
R278 1K
R361
EXB28V102J
IC365
2
3
1
C377 820P
X360
CR-911
C437
0.47
C263
0.01
S328
R262 47K
R204 4.7K
R395 100K
R286 10K
IC190
M62364FP
1 VIN1
2 VOUT1
3 VOUT2
4 VIN2
5 VDD
6 LD
7 CLK
8 DI
9 VIN3
10 VOUT3
11 VOUT4
12 VIN4
13
VIN5
14
VOUT5
15
VOUT6
16
VIN6
17
DO
18
VDAREF
19
RESET
20
GND
21
VIN7
22
VOUT7
23
VOUT8
24
VIN8
DS245 LNJ426W83RA
IC200
13
12
14
R206 18K
R256 18K
C251 10
LMV324IPW
IC200
V+
4
GND
11
R634 10K
R277
100K
R257 4.7K
R374 390K
R202
100K
IC360
UPD780318GC-513-9EB-A
1
P30/TO0
2
P31/TI00
3
P32/TI01
4
P33/TO50/TI50
5
P34/TO51/TI51
6
P20/RXD0/SI3
7
P21/TXD0/SO3
8
P22/
SCK3
9
P23/SI1
10
P24/SO1
11
P25/SCK1
12
P00/INTP0
13
P01/INTP1
14
P02/INTP2
15
P03/INTP3/ADTRG
16
P04/INTP4
17
P05/INTP5/BUZ/PCL
18
VPP
19
XT2
20
XT1
21
VSS1
22
VDD1
23
X2
24
X1
25
RESET
26
AVREF0
27
P10/ANI0
28
P11/ANI1
29
P12/ANI2
30
P13/ANI3
31
P14/ANI4
32
P15/ANI5
33
P16/ANI6
34
P17/ANI7
35
ANI8
36
ANI9
37
AVSS0
38
P120/AO0
39
AVREF1
40
CAPH
41
CAPL
42
VLCDC
43
VLC0
44
VLC1
45
VLC2
46
COM0
47
COM1
48
COM2
49
COM3
50
SCOM0
51
S0
52
S1
53
S2
54
S3
55
S4
56
S5
57
S6
58
S7
59
S8
60
S9
61
S10
62
S11
63
S12
64
S13
65
S14
66
S15
67
S16
68
S17
69
S18
70
S19
71
S20
72
S21
73
S22
74
S23
75
P90/S24
76
P91/S25
77
P92/S26
78
P93/S27
79
P94/S28
80
P95/S29
81
P96/S30
82
P97/S31
83
P80/S32
84
P81/S33
85
P82/S34
86
P83/S35
87
P84/S26
88
P85/S37
89
P86/S38
90
P87/S39
91
VSS0
92
VDD0
93
P60
94
P61
95
P62
96
P63
97
P64
98
P65
99
P66
100
P67
101
P40
102
P41
103
P42
104
P43
105
P44
106
P45
107
P46
108
P47
109
P50
110
P51
111
P52
112
P53
113
P54
114
P55
115
P56
116
P57
117
P70/TO4
118
P71/TI4
119
P72/TO52
120
P73/TI52
C612 0.047
R263 18K
R452 2.2K
R279
1.5K
C202 0.1
D355 L1SS400
C402 0.1
R649
0
C613 0.047
R435 12K
R264
EXB28V104J
C264 0.0056
IC200
6
5
7
C361 0.047
R412 10K
R201 2.2K
C254 0.1
Q250
LDTC144EE
R193 470
R205 8.2K
C193 0.01
CP405
R391 47K
R300 6.8K
CP402
R430 270K
S326
C340 0.01
S323
C379 47P
R340 100K
C257 0.01
DS242 LNJ426W83RA
R353
1K
R433 100K
C400 0.1
Q230
RSQ035P03TR
1
2
3
4
5
6
C265
100P
Q350
LDTC144TE
R373
1M
R260 220K
C192 10
CP404
C393 0.047
IC362
TPA0211DGN
1
IN
2
SHUTDOWN
3
VDD
4
BYPASS
5
VO+
6 SE/ BTL
7 GND
8
VO-
9
C372 0.1
R396 0
CP410
R230
330K
C200 0.01
C191 0.01
R379
82K
C386 0.47
C404 1
C365 0.047
C378
0.0047
S327
C375 0.47
S250 SW-149
D350
KDS122
S321
C366 0.047
R242
EXB28V821J
R258 4.7K
R434 82K
C262 0.01
C207
0.1
C464
0.1
*MP22
IC200
LMV324IPW
9
10
8
DS243 LNJ426W83RA
C231 1
C364 0.047
IC341
NJU7704F03A
1
CD
2
VSS
3
MR
4
VOUT
5
VDD
IC340
S-24C64CI-T8T1U3
1
A0
2
A1
3
A2
4
VSS
5
SDA
6
SCL
7
WP
8
VCC
S320
DS240 SML-512WW
R377
82K
R253 3.3K
C374 0.47
R270
1K
R376
100K
R252 33K
R432
2.7K
R450 330
MC250
EM6027P-46C33-G
C288 0.068
C373 0.47
R231
330
S322
CP401
R413
4.7K
*C619
C360 0.01
R351
1K
C252 0.001
R478 10K
*C367
R261 56K
CP360
DS241 SML-512WW
C435 0.22
R371 470K
CP409
C389 10
C341 0.068
R251 270
C285 0.1
IC260
CD4066BPWR
1 I/O1
2 O/I1
3 O/I2
4 I/O2
5 CONT2
6 CONT3
7
VSS
8
I/O3
9
O/I3
10
O/I4
11
I/O4
12
CONT4
13
CONT1
14
VDD
R214 15K
R352
15K
C467
120P
R372 1.5M
R276
22K
C282 10
Q231
KTC811U
1
2
3
4
5
6
Q240
LMUN5213DW1
1
2
3
4
5
6
R468 220
R283 100K
C436
0.47
CP406
R194 100K
C266 0.027
R451 4.7K
C401
4.7
R203
220K
R431 1K
CP400
R213
100K
C261
0.1
R212
1.5K
IC365
LMV358IPW
V+
8
GND
4
C363 0.047
R402
39K
SEG21
SEG20
SEG19
SEG18
SEG17
SEG16
SEG15
SEG14
SEG13
SEG12
SEG10 SEG11
SEG9
SEG8
SEG7
SEG6
SEG5
SEG4
SEG3
SEG2
SEG1
SEG0
COM1 COM2
COM0
MCON
DETO
COM0
COM1
COM2
SEG0
SEG1
SEG2
SEG3
SEG4
SEG5
SEG6
SEG7
SEG8
SEG9
SEG10
SEG11
SEG12
SEG13
SEG14
SEG15
SEG16
SEG17
SEG18
SEG19
SEG20
SEG21
PON
DETMS
PTTIN
TXMS
16/9
CH/WX
UP
DOWN
FAV
VOL/SQL
SCAN
ESCK
16/9
UP
DOWN
SCAN
CH/WX
H/L
FAV
VOL/SQL
H/L
PTTM
TDEC
WDECV
FCON
PCON
T1CON
SQLO
ESDA
BEEP
MODC
CMODE
PS
SDATAO
ATIS
NOISV
RSSIV
BATTV
ERXDI ETXDO
ESCK ESDA
RES
RES VPP
DAST
SCK
SDATA
LOINV TDETV
ATIS
MICMS
AFVS
M3VS
R3VS
T3VS
SDATA
TEMPV
MICIN
VPP
WDECV
AFVS
VOLOUT
AFV
DETIN
MICO
MSENS
F
DET
PTTSW
ATX
DCV
ATX
MICG
PWSW
PLSTB
SCLK
SCK
DASTB
DAST
UNLK
BEEP
CRESET
SWCTRL
ELOW
MOD
PTTM
DETMS
MICG
MICMS
LEDS
LCDS
LEDI-R
LEDI-G
LOW
V3VS
BTEMPV
RES
VIN
CPU3V
CPU3V
CPU3V
CPU3V
ETXDO
ERXDI
CLONE
PTTIN
M3V
M3V
PSW
HV
DAST