60
TK-8180 SCHEMATIC DIAGRAM
7
6
5
4
3
2
1
ABCDE

X57-699 1/9

D
D
D
D
C815
4.7u16
R815
68k
C804
470p
2
COM
3IN 1
OUT
C812
0.1u
C817
470p
C802
1000p
R805
470
R813
4.7k
R802
330k
R807
10k
C806
100p
C810
0.047u
Q806
DTC114EE
Q808
DTC114EE
R812
10k
R814
47k
R806
10k
R808
47k
C808
0.1u
C819 0.1u
3
GND
1IN 2
OUT
C813
470p
C811
0.1u
C816
10u10
C821
4.7u16
Q802
DTC114EE
C820
0.1u
C807
0.047u
C822 470p
C809
470p
Q809
DTC114EE
R809
47k
C805
1000p
Q807
DTC114EE
R811
10k
R801
220k
D805
02CZ9.1(X,Y)
C803
0.047u
C814 470p
R803
10k
C801
1000u25
IC803
TA7808F
3
GND
1IN 2
OUT
D801
22ZR-10D
D802
DSA3A1
2SC2873(Y)
Q801
12A02CH
Q803
12A02CH
Q804
2SJ645
Q810
1VSS
2VDD
4
3
1
2
4VSS
3NC
C406
0.3p
D403
1SS388
D402
1SS388
1
2
3
4
5
6
7
8
9
10
C410
0.1u
CP401
100
D404
1SS388
1
2
3
45
6
7
8
1STRB
2DATA
3CLK
4Q1
5Q2
6Q3
7Q4
8VSS 9
10
11
12
13
14
15
16
C407 0.01u
C824
0.01u
C823
1000p
CN802
CN803
CN804
2
1
L410
L411
R800
1M
R818
47k
C826
470p
Q811
DTC114TE
R804
100k
C818
4700p
Q402
DTC114YE
C408
15p
Q812
DTC114EE
C832
4.7u16
2
VSS
3VIN 1
VOUT
C831
4.7u16
+B
SB
5M
5M
8C
5E
8T
TCTL
DATAOUT
R485 0
C424 1000p
RXEMAO
SIDETONE
OPT2
C587 100p
C427 100p
C595 100p
TXAO
C436 100p
RXEMAI
C588 1000p
C431 100p
C439 1000p
OPT4
C435 1000p
R491 0
C425 100p
C430 100p
AUDIH
R403 1M
R483 0
R473 0
AI
R488 0
R486 0
C422 1000p
C432
1000p
C420 100p
R484 0
C421 100p
OPT3
TXD1
C428 100p
C585 100p
OPT5
RXD1INT
AO
C437 100p
R489 0
R487 1.8M
CN403
2OPT3
1OPT1
4TXD1
3RXD1
6OPT4
5CLK
8OPT5
7USEL
10 AGND
9DGND
12 AI
11 AO
14 5E
13 AGND
16 DTI
15 STON
18 NC
17 TCTL
20 OPT2
19 AUDIH
22 RXEO
21 TXO
24 TXI
23 RXEI
26 8C
25 OPT6
C586 100p
C426 100p
R474 0
R574
0
C502 1000p
C490 1000p
C481 1000p
C487 1000p
R572
0
R902 0
R901 0
C500 100p
C498 100p
C515 1000p
CN429
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
R575
0
R900 0
C478 100p
C516 1000p
C504 1000p
R903 0
R400 1M
LCDRST
R591
0
RXAI
OPT1
OPT3
OPT4
OPT5
OPT2
RXD1INT
TXD1
TXD2
RXD2
5E
DATAOUT
TCTL
TXAO
TXAI
RXEMAO
AUDIH
SIDETONE
RXEMAI
8C
5E
5M
8R
5C
5M
5R
PSENS
LCDDO
LCDDI
RST2
5C
SB
8C
RXD
TXD
PSW
SPO
DM
OPT1
D421
1SS388
D422
1SS388
R446
10k
R445
10k
RXAO
TXAI
8C
5M
SB CONTROL SW
SB CONTROL SW
VOLTAGE
PROTECTION
VOLTAGE
DETECTOR(INT)
IGNITION SENS
CONTROL SW
CPU RESET SW
VOLTAGE
REGULATOR
/8.5V
VOLTAGE
PROTECTION
RTC PROCESSOR
BEAT SHIFT SW
VOLTAGE
REGULATOR/8V
8T CONTROL SW
8T SW
8R SW
VOLTAGE
REGULATOR/5V
5R CONTROL SW
SHIFT
REGISTER
DC REVERSE
CONNECTION
PROTECT
D801
VOLTAGE
PROTECTION
D802
SB SW
IC803
8R CONTROL SW

TX-RX UNIT (X57-6990-10)(B/3)

SBC
CK
IGN
IGN
SPO
GND
GND
GND
NC
(LCDDO)
8C
ME
SPO
(DM)
SB
(LCDDI)
5C
NC
MIC
SPO
SPO
(LCDRST)
RXD
SB
SHIFT/MODEL
GND
SPO
RST2
SPO
GND
TXD
(CLK)
PSW
PSENS
VOUT
VIN
D804
02DZ18(X,Y)
IC802
XC61CN5002NR
oUT
CD
F801
F53-0278-05 RTC BATTERY
CONTROL
D402-404
R402
5.1k(D)
R401
3.6k(D)
C404
5p
C403
0.1u
CN401
J19-5386-05
IC402
RV5C386A
32KOUT
SCL
SDA
INTRB
VSSINTRA
CLKC
OSCOUT
OSCIN
VDD
INT
INTRA
RST
IC401
AT24256N10SI27
EEPROM
SDA
SCL
WP
VCC
A0
A1
NC
GND
IC804
TA7805F
12A02CH
Q805
5R SW
MIC
CK
RXC
SPSTB
ME
OPT6
SOE
RTCL/EEPCL
XIN
DT
SBC
XOUT
RTDT/EEPDAT
INT
INTRA
SPSTB
TXC
RST
SHIFT/MODEL
5M
OPT6
8C
TXD2
OPT2
RXD1
GND
AUDIH
TXD1
STON
TCTL
5E
RXEO
DTI
OPT3
TXI
RXD2
TXO
OPT4
OPT5
RXEI
OPT1
RXO
RXI
QS
Q’S
Q8
Q7
Q6
Q5
OE
VDD
IC403
BU4094BCFV
CFSW
GSW
HOR
AO1
AO2
PA
+B
GND
GND
IGN
VOLTAGE
DETECTOR
(CPU RESET)
IC801
S-80942CNNBG9C
VOLTAGE
PROTECTION
D421,422
X404
L77-1950-05
C409
15p
C411
0.1u
VOLTAGE
REGULATOR/5V
IC807
XC6201P502PR
IC805
NJM78L05UA
VOLTAGE
REGULATOR/5V
X401
L77-1802-05

TO DISPLAY UNIT CN902

4.99V8.21V
T:12.7V
R:13.5V
7.96V
T:7.83V
T:7.96V
R:7.97V
T:7.2V
R:7.95V T:4.95V
R:0.003V
R:7.95V
T:7.94V
R:7.25V T:0.005V
R:4.93V
5V
R:4.98V
4.28V
T:7.91V
R:7.46V
4.99V
4.99V
4.99V
4.99V
T:7.60V
R:8.09V
8.83V