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BATTERY INPUT
TP3
BATT GND
TEST
TP1
BATT PLUS
TEST
TP2
R100
VRECHARGE
TEST
15K
6
2
3
8
LT1046
VCC
TP72
R102
15K
TEST
TO: N-20
GO_BTN
MAIN PCB
R79
3.32K
JP18
L11
GO_SW
1
2
TP71
C123
PR_HEAD1
TEST
3
PR_HEAD2
100PF
4
PR_STROBE
5
PR_TACH
6
PR_PRESENT
7
8
PWR_DOWN
9
DISP_PHASE
10
DISP_POL
11
DISP_DL
12
13
RAW10V
14
RAW12V
15
RAW-5V
16
VCC
DISP_DATA
17
DISP_CLK
18
VBAT
19
20
20 HDR
VCC
JP17
1
2
AD15
3
AD14
4
AD13
5
AD12
6
AD11
7
AD10
8
AD9
9
AD8
10
AD7
11
AD6
12
AD5
13
AD4
14
AD3
15
AD2
16
AD1
17
AD0
18
EXINEN
19
VCC
EXOUTEN
20
20 HDR
TO: N-20
MAIN PCB
DIGITAL IC'S BYPASS CAPS
VCC
C97
C98
C99
C100
.1UF
.1UF
.1UF
.1UF
TO CENTER MOUNTING HOLE
R155
10K
VBAT
F1
1.5A
Q15
VCC
4
5
C116
G2
D2
3
6
C73
22UF
S2
D2
CR24
.1UF
CR27
TRANZORB
2
7
1N914
G1
D1
1
8
10V
S1
D1
SI9956DY
R101
150K
BAT_TYPE
VCON
TP84
TEST
VCON
VCON
U21
4
SET1
R78
2
5
PWR_ON
D1
Q1
150K
3
6
CLK1
Q1
1
RST1
TP83
10
TEST
SET2
C66
VCON
12
9
D2
Q2
.01UF
11
8
CLK2
Q2
13
RST2
R110
475K
14
7
VCC
GND
R81
74HC74
3.32K
C110
C67
.1UF
.1UF
TP73
TEST
TALIQ DRIVERS
VCC
CHECK BATTERY
VCC
U19
JP2
24
17
VDD
O1
1
VDISP
16
O2
2
15
TP88
R74
L12
O3
3
28
14
VPP
O4
4
13
O5
5
TP80
12
TEST
1K
C126
O6
6
11
O7
7
100PF
10
SW1
O8
8
TEST
9
O9
9
27
8
DIN
O10
10
7
O11
11
25
6
CLK
O12
12
5
O13
13
23
4
EX_IN INPUT PORT
LATCH
O14
14
3
O15
15
22
2
U16
POL
O16
16
1
AD0
19
O17
17
Q1
18
44
AD1
18
DOUT
O18
18
Q2
43
AD2
17
O19
19
Q3
26
42
AD3
16
SL
O20
20
Q4
41
AD4
15
O21
21
Q5
40
AD5
14
O22
22
Q6
39
AD6
13
O23
23
Q7
38
AD7
12
O24
24
Q8
37
O25
25
20
36
OSCIN
O26
26
35
O27
27
21
34
OSCOUT
O28
28
33
EXINEN
74HC573
O29
29
32
O30
30
31
O31
31
30
O32
32
19
29
HDR 32
GND
BP
SI9530
EX_OUT LSB
JP3
VCC
U18
1
U20
AD0
2
2
D1
24
17
AD1
3
VDD
O1
3
D2
16
AD2
4
O2
4
D3
15
AD3
5
O3
5
D4
28
14
AD4
6
VPP
O4
6
D5
13
AD5
7
O5
7
D6
12
AD6
8
O6
8
D7
11
AD7
9
O7
9
D8
10
O8
10
9
EXOUTEN
11
O9
11
CLK
27
8
1
DIN
O10
12
OC
7
O11
13
R132
25
6
74HC574
CLK
O12
14
150K
5
O13
15
23
4
TP82
LATCH
O14
16
3
TEST
O15
17
22
2
POL
O16
18
1
EX_OUT MSB
O17
19
18
44
U17
DOUT
O18
20
43
AD8
2
O19
21
D1
26
42
AD9
3
SL
O20
22
D2
41
AD10
4
O21
23
D3
40
AD11
5
O22
24
D4
39
AD12
6
O23
25
D5
38
AD13
7
O24
26
D6
37
AD14
8
O25
27
D7
20
36
AD15
9
OSCIN
O26
28
D8
35
O27
29
21
34
EXOUTEN
11
OSCOUT
O28
30
CLK
33
PR_STROBE
1
O29
31
OC
32
O30
32
31
74HC574
O31
R123
30
O32
HDR 32
VCC
150K
19
29
GND
BP
REAL TIME CLOCK
SI9530
VCC
U29
EL DRIVE
TP76
16
VCC
3
TEST
X1
JP5
CR23
5
X2
C114
8
1
GND
1N914
2
.1uF
Y1
DS1202S
3
C101
4
C49
5
.1UF
22UF
32.768KHz
6
R163
7
3.32K
HDR 7
BT1
3V
POWER SUPPLY
R77
Q17
1M
DRN
U22
2
R134
SRC
DRN
C117
C74
1
8
3
ILIM
FB
SRC
DRN
22UF
22UF
L1
R82
R84
150
DRN
2
7
100K
10K
4
VIN
SET
GATE
120UH
3
6
SI9405DY
SW1
AO
4
5
SW2
GND
LT1173
C119
C70
C118
R83
C75
28.7K
.1UF
22UF
22UF
22UF
C68
.1UF
U23
R120
14
3
V +
FB/SD
22.1K
13
4
OSC
CAP +
12
5
C96
VREF
GND
2.2UF
11
6
VOUT
CAP -
C82
LT1054CS
R119
22UF
C90
22.1K
22UF
JP9
PIN 17
U26
5
VIN
L2
6
3
E1
FB
120UH
R96
7
2
VSW
VC
3.32K
8
1
E2
GND
C85
.1UF
LT1172
R71
150K
TP81
BAT_BTN
TEST
C64
.01UF
PR_PRESENT
VPRN
U36B
11
R143
TP78
2
GO_BTN
PR_HEAD1
13
14.0K
D1
TEST
3
12
D2
4
ON_OFF_BTN
LT1017CS
D3
5
DD_BTN
D4
6
ADV_BTN
VPRN
D5
R144
7
PR_HOME
R146
D6
8
BAT_TYPE
1.24K
D7
1
9
RTC_IO
D8
4
59
TP79
U36A
11
5
TEST
C
VCC
1
PR_HEAD2
3
OC
4
R145
LT1017CS
60.4K
VCC
VPRN
6
TP77
TEST
R106
R142
150K
150K
Q20
2N3904
PR_TACH
Q19
C127
19
DISP_DATA
VCC
Q1
18
DISP_CLK
Q2
17
RTC_CLK
100pf
Q3
2N3904
16
RTC_RST
R118
Q4
15
PR_MOTOR
150K
Q5
14
PR_MEAS
Q6
R141
13
BEEP_1
PR_HOME
Q7
12
BEEP_2
1K
Q8
R147
PR_MEAS
3.32K
R156
1K
BZ1
TP74
TP75
TEST
TEST
AT17
BEEPER
19
PR_DOT6
Q1
18
PR_DOT5
Q2
17
PR_DOT4
Q3
16
PR_DOT3
Q4
15
PR_DOT2
Q5
14
PR_DOT1
Q6
13
PR_DOT0
Q7
12
RTC_IO
Q8
R148
R149
150K
R150
150K
150K
R151
R104
VCC
150K
R152
150K
VCC
150K
R153
R105
VCC
TP86
150K
R154
150K
TEST
TP31
150K
TEST
14
RTC_CLK
TP85
F2
SCLK
12
RTC_IO
TEST
I/O
VBAT
9
RTC_RST
TP87
1A
RST
TEST
8
7
6
5
VCC
C76
R85
100K
100PF
C71
C72
22UF
.1UF
R86
31.6K
RAW-5V
C78
RAW10V
.47UF
C125
22UF
C81
RAW12V
.1UF
C79
22UF
TP38
TEST
C112
1UF
50V
+70V
R125
C92
390K
CR30
2.2UF
1%
MURS110
50V
C95
R126
C124
CR25
C113
2.2UF
390K
.1UF
5367A
4.7UF
50V
1%
100V
43V 10%
50V
5W
R127
14K
+70V
DISP_PHASE
1%
R93
182
+70V
1%
TALIQ COLD SWITCH
R113
Q14
4.75K
MMBT5401L
VCC
C87
390PF
VDISP
R116
10K
Q12
MMBT5551L
C83
390PF
R115
Q13
R117
2N3904
475K
6.19K
Q21
R114
MMBT5551L
12.1K
R95
182
1%
TO PRINTER PCB
TP35
TP36
TP37
TEST
TEST
TEST
JP9
VPRN
1
TG
2
HM
3
4
DOT4
5
VPRN
6
PR_DOT6
7
PR_DOT5
8
PR_DOT4
9
PR_DOT3
10
PR_DOT2
11
PR_DOT1
12
PR_DOT0
13
PR_MOTOR
14
15
TP24
TP27
TP30
VPRN
16
TEST
TEST
TEST
TP23
TP26
TP29
PWR_ON
17
TEST
TEST
TEST
TP25
TP28
18
TEST
TEST
PR_PRESENT
19
L8
ON_OFF
20
L9
R103
ADV
21
L10
150K
DD
22
22 HDR
C122
C121
C120
TP32
TP34
TEST
TEST
100PF
100PF
100PF
TP33
VPRN
TEST
C115
.1UF
Auxiliary PCB Schematic Diagram
Figure 9-36
9-55
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