Advertisement
+24VF
R63
820
TO MOTOR
+5V
Q7
16
Q5
15
Q4
CN3
[0]
14
A
1
Q3
13
B
2
Q2
12
NA
3
Q1
11
NB
4
Q0
10
COM
5
Q6
D3
9
COM
Q14
PRINTING
Q13
23~24V
8
1
D
S
7
2
D
S
6
3
D
S
5
4
D
G
+5V
LATCH
TO THERMAL HEAD
CN4
5V
COM
1
0V
R70
LATCH
2
R67
STB1
3
GND
4
VDD
5
TM
6
R69
CLOCK
7
GND
8
R68
STB2
9
R71
SI
10
COM
11
[0]
STB1
STB2
DATA
TO OPERATION PANEL
CN6
NC
6
L19 0
DG
5
L8
0
KRXD
4
L9
0
KTXD
3
L10
0
KLATCH
2
L11
0
KSCLK
1
L4
0
KSTART
9
L12
0
KIN3
8
L13
0
KIN2
7
L14
0
KIN1
6
L15
0
KIN0
5
L5
100
E
4
L6
100
RS
3
L7
100
OPESEL
2
+5V
1
CN7
L22 0
+24VF
TO IMAGE SENSOR
CN8
R79
0.25A
NC
V.LED
10
F2
G.LED
9
R80
150
CLK
8
GND
7
TP13
R81
47
SI
6
R99
0
GND
5
TP14
R98
1K
SEL
4
+5V
3
+3.3V
GND
2
SIG
1
C96
( )
NC
TP11
Q17
C95
J180p
R132
56K
DIGITAL BOARD SCHEMATIC DIAGRAM
KX-F71LA-B
IC7
1
I5
A
B
C D
2
I4
3
I3
4
I2
5
I1
6
I0
7
I6
8
GND
+24V
PRINTING 3.3V
R75
4.7K
THON
Q8
CLOCK
5V
0V
100
THLAT
0
100
THCLOCK
0
100
THDATA
+5V
CISSEL
CN5
R78
1K
1
2
MOTOR
POSITION
SENSOR1
5V
0V
R72
15K
R66
56K
C75
K560P
KRXD
KTXD
KLATCH
KSCLK
KSTART
KIN3
KIN2
KIN1
KIN0
E
RS
OPESEL
+5V
CIS LED
NC
ON: 5V
J10
OFF: 0V
Q15
+5V
J2
NC
CISSEL
Q9
R82
2.2
R86
4.7K
CISON
CIS
ON: 5V
OFF: 0V
T5
T4
T3
T2
MOTOR ON: 3.3V
OFF: 0V
T0
T5
T4
T3
T2
T0
+3.3V
STB1
+5V
R1
157
TM3/IOP13
158 TXE/IP14
STB1
47K
159
STB1
STB2
STB2
160
161
STB3
STB2
162
STB4
THDATA
THDAT
163
C10
164
VSS
165
MULT3/5
THCLOCK
Z0.1
166
THCLK
THLAT
167
THLAT
168
STBNP
169
3.3V
THON
170
TXD2/IOP
RS
171
RXD2/IOP
172
RTS2/IOP
CISON
173
CTS2/IOP
174
DSR2/IOP
175
DCD2/IOP
DTR2/IOP
176
177
RI2/IOP
178
XRSTSWI/IP83
KIN0
KEYIN0
179
KIN1
180
KEYIN1
KIN2
181
KEYIN2
KIN3
KEYIN3
182
183
KEYIN4
184
KEYIN5
OPESEL
OPLED
185
C97
NC
186
VSS
( )
187
3.3V
KSTART
188
KSTART
KLATCH
189
KLATCH
KSCLK
190
KSCLK
KTXD
191
KTXD
KRXD
192
KRXD
193
ADSEL1
194
VSSC
VREFB
195
196
VREFT
197
BIAS
VREFH
198
199
VDDC
200
VSSA
VDDA
201
C11
202
VDDB
203
VCL
AIN3
204
Z0.1
205
AIN1
K0.1
C4
C77
L18
206
AMON
207
AIN2
1RS102
K0.1
208
VSSB
+3.3V/BATT
R2
0
X1
TP12
32.768KHZ
E
1
8
RA5
2
7
150
3
6
4
5
RA1
TP2
TP4
TP3
TP5
TP6
IC1
+5V
C17
Z0.1
+5V
RESET
R7
10K
IC4
1
2
OUT
IN
GND
4
C18
C20
K1000p
Z0.1
WATCH DOG ERROR
3.3V (NORMAL)
3.3V
0V (WATCH DOG ERROR OCCUR)
3.3V
0V
(1)
(2)
(3)
(4)
(5)
(6)
5V
(7)
(8)
0V
(9)
(10)
1
8
(11)
2
7
(12)
(13)
3
6
150
4
5
(14)
1
8
(15)
2
7
(16)
3
6
(17)
RA2
150
4
5
(18)
(19)
1
8
2
7
(20)
3
6
(21)
RA3
150
4
5
(22)
1
8
(23)
2
7
(24)
3
6
(25)
RA4
150
4
5
(26)
R11
(27)
R12
(28)
R10
(29)
DB3
104
XCAS2/IOP44
103
XCAS1/IOP43
102
XRAS/IOP42
101
(30)
XOPRBE/MUX/OP53
100
(31)
XHSTWR/IOP41
99
TEST4
98
(32)
3.3V
97
VSS
96
(33)
XIN
95
(34)
XOUT
94
TEST3
93
(35)
XTEST
92
TEST2
91
TEST1
90
(36)
XOUTMDM
89
(37)
XINMDM
88
VSS
87
(38)
XHSTRD/IOP40
86
XHOLD/IP61
85
(39)
XWAIT/IP60
84
+5V
XHOLDAK
83
CPUCK
82
(40)
XRESETD
81
EYEDAT
80
XEYESYC
79
(41)
MUTE
78
(42)
DPDMCK
77
(43)
DPDMDT
76
C26
MULT3/5
75
Z0.1
(44)
C5
74
(45)
C4
73
(46)
C3
72
(47)
APDMDT
71
(48)
EYECKO
70
(49)
XNMI/XINT
69
XINTMDM
68
(50)
XMDMINT
67
(51)
IOP57
66
VSS
65
EVOLREF
64
(52)
EVOLOUT
63
(53)
EVOLIN
62
3.3V
61
VSS
60
(54)
TONE2
59
(55)
TONE1
58
(56)
CPC
57
(57)
RVN
56
MILAT/IOP47
55
(58)
MICLK/IOP46
54
(59)
MIDAT/IOP45
53
C87
NC
R110
1K
(61)
C23
Z0.1
(62)
+3.3V
C88
NC
R8
4.7K
+3.3V
(63)
Advertisement
