DOWNLOAD Panasonic KX-PX1EX Service Manual ↓ Size: 3.09 MB | Pages: 124 in PDF or view online for FREE

Model
KX-PX1EX
Pages
124
Size
3.09 MB
Type
PDF
Document
Service Manual
Brand
Device
Copying Equipment / HOME PHOTO PRINTER
File
kx-px1ex.pdf
Date
PREV: Panasonic KX-PX1CX Service Manual

Panasonic KX-PX1EX Service Manual ▷ View online

101
KX-PX1EX
(5)
(6)
(3)
(4)
(2)
(1)
(8)
(9)
(11)
(13)
(15)
(7)
(17)
(18)
(10)
(12)
(14)
(16)
(19)
+3.3V
R99
1
2
3
6
7
8
R98
1
2
3
6
7
8
R97
1
2
3
6
7
8
33
R96
1
2
3
4
5
4
5
4
5
4
5
6
7
8
CPD[16-31]
001:5B
SDCLK
001:1F
SDCKE
001:1F
SDCLKFB
001:1F
16
100n
C51
0
R102
0
R104
100
R103
L106
CPRD#
CPDD[0-15]
CPDD[0]
CPDD[3]
CPDD[8]
CPDD[9]
CPDD[10]
CPDD[12]
CPDD[13]
CPDD[14]
CPDD[15]
CPDD[11]
CPD[16-31]
CPD[16]
CPD[19]
CPD[24]
CPD[25]
CPD[26]
CPD[27]
CPD[28]
CPD[29]
CPD[30]
SDA[3]
SDA[4]
SDA[5]
SDA[6]
SDA[7]
SDA[8]
SDA[9]
CPDD[1]
CPDD[2]
CPDD[5]
CPDD[6]
CPDD[7]
CPDD[4]
CPD[21]
CPD[22]
CPD[23]
CPD[20]
CPD[17]
CPD[18]
CPD[31]
SDDQM[2]
SDDQM[0]
33
33
33
128MHz
CP3
-1
CP3
-2
Read signal
Chip
selection
KX-PX1EX MAIN SCHEMATIC DIAGRAM No.3 (2/2)
102
KX-PX1EX
12.1.3.
Mechanical CPU/Motor driver
(1)
(2)
(3)
(4)
(5)
(7)
(9)
(6)
(8)
(10)
(12)
(14)
(11)
(13)
(16)
(15)
(18)
(17)
(19)
(21)
(20)
(23)
(22)
C
C
0.47u/16V
C67
SCL0
001:9E
SDA0
001:9E
+3.3V
C
C
KEY
IPSEN
C
C
ICE_RST#
001:9A
+3.3V
MODSEN_FRV
001:6C
+
-
IC6
3
2
1
IC6
4
GND
8
VCC
C
C
+3.3V
FGSEN_FRV
001:6B
C
C
C
THRM
005:2B
FLMD#
001:9B
TXD_78K
001:9B
RXD_78K
001:9B
78K_IRQ1#
001:5A
78K_IRQ0#
001:5A
C
100u
C63
MOTSTOP
001:6C
FR_IRQ#
001:6B
+5V
VTHON#
006:2B
C
+3.3V
C
FLMD
CL129
CL130
CL132
CL133
CL134
CL135
CL136
CL137
CL138
FR_RST#
001:1B;003:2B;008:4C
+3.3LV1
IRQ0
MODSEN
007:3D
FGSEN
007:3C
MODINIT
007:3C
4.7k
R246
1
2
3
4
5
5
6
7
8
R247
1
2
3
4
6
7
8
+3.3V
L104
C
PWRON
006:2E;008:4C
PWROFF
008:4C
CL131
HEAD_THRM_ERR
001:9B
Q108
1
3
2
C
+3.3LV1
KEY_PWR
007:6B
IP3.3V
008:4C
+3.3V
+3.3V
FR_RST
REMIN
008:4C
+3.3LV1
PWRON
PX10KEY
008:4C
ERR
IC105
B 1
A
2
GND
3
VCC
5
Y
4
+3.3LV1
C
C
FLPWRON
001:6B
NC
IC104
4
VSS
3
NC
1 OUT
2 VDD
C
+3.3LV1
NC
C166
C
RSTOUT
+3.3LV1
SYS_ERR
007:8D
IRQ1
REM
Q111
1
3
2
C
+3.3LV1
C
NC
R276
NC
R268
33k
R269
0
R225
0
R107
0
R224
10k
R272
10k
R108
10k
R10
9
10k
R106
82
R218
82
R219
4.7k
R116
82
R127
82
R128
82
R126
82
R123
82
R124
82
R125
10k
R130
10k
R27
9
1k
R275
1k
R132
0
R274
16
10n
C5
9
50
1n
C153
50
1n
C154
50
1n
C55
6.3
1u
C56
16
100n
C54
50
1n
C71
50
1n
C64
50
1n
C65
50
1n
C66
50
1n
C68
50
1n
C70
16
47n
C57
16
100n
C62
16
100n
C167
16
100n
C163
16
100n
C6
9
50
100p
C16
9
CN1
1
2
3
4
5
6
7
8
9
10
11
12
13
100k
R114
3.3k
R220
FGS
22
C52
C
100n C242
15k
R111
5.6k
R115
150
R263
IC8
1
P60/SCL0
2
P61/SDA0
3
P62/EXSCL0
4
P63
5
P33/TI51/TO51/INTP4
6
P75
7
P74
8
P73/KR3
9
P72/KR2
10
P71/KR1
11
P70/KR0
12
P32/INTP3
13
P31/INTP2
14
P30/INTP1
15
P17/TI50/TO50
16
P16/TOH1/INTP5
17
P15/TOH0
18
P14/RxD6
19
P13/TxD6
20
P12/SO10
21
P11/Sl10/RxD0
22
P10/*SCK10/TxD0
23
AVREF
24
AVSS
25
P27/ANI7
26
P26/ANI6
27
P25/ANI5
28
P24/ANI4
2
9
P23/ANI3
30
P22/ANI2
31
P21/ANI1
32
P20/ANI0
33
P130
34
P01/TI010/TO00
35
P00/TI000
36
P140/PCL/INTP6
37
P120/INTP0/EXLVI
38
P41
39
P40
40
*RESET
41
P124/XT2/EXCLKS
42
P123/XT1
43
FLMD0
44
P122/X2/EXCLK
45
P121/X1
46
REGC
47
VSS
48
VDD
X3
1
2
3
30k
R112
15k
R113
16
100n
C256
16
100n C257
C
16
100n C261
C
82k
R273
THRM
10MHz
+3.3V
CAS1
PLED
CASRSV
INKBAND
INK0
INK1
INKRSV
MOT_SEN_PCB
"H":Stop / "L":Enable
GND
GND
CAS0
FAN_ERROR
(reserve)
+3.3V
PTOP
4.7k
Mechanical CPU
CP4
-1
Th H:1.3V
Th L:1.0V
CP4
-2
CP4
-4
KX-PX1EX MAIN SCHEMATIC DIAGRAM No.4 (1/2)
Hysteresis circuit 
(Schmidt input format)
Reset from CPU (IC-3) to Mechanical CPU (IC8)
Signal acting upon (Active:H)
1) When programming in Mechanical CPU 
2) When CPU determines that the mechanical CPU operated as above
Unused
H:3LV1 (Mechanical CPU specific power supply) is 
ON & main power supply ON/OFF control
+0DLQFLUFXLWSRZHUVXSSO\21
103
KX-PX1EX
(6)
(8)
(10)
(12)
(14)
(16)
(18)
(19)
(21)
(23)
(20)
(22)
(15)
(17)
(5)
(7)
(9)
(11)
(13)
(4)
(3)
(2)
(1)
C
G
G
0.1u/50V
C85
100
R157
C
C
1.2k
R147
C
+3.3V
G
G
0.1u/50V
C87
100
R158
VM
0.1u/50V
C88
10u/35V
C86
0.1u/50V
C82
10u/35V
C84
G
Q4
1
3
2
G
G
+24V
+5V
VM
C
G
L3
MG
+
-
IC6
5
6
7
+24V
+3.3LV1
+3.3LV1
+3.3LV1
C
10k
R248
1
2
3
45
6
7
8
C
C
C
C
33k
R255
C
G
CL46
CL47
CL50
CL51
Q5
1
2
3
C
+3.3V
C
CL144
CL145
Q106
1
3
2
Q105
1
3
2
Q103
1
3
2
Q104
1
3
2
C
+3.3V
IPSEN
001:6A
D17
1
2
3
10k
R204
10k
R226
100
R206
4.7k
R22
9
4.7k
R146
10k
R14
9
0
R153
10k
R143
10k
R140
1k
R252
1k
R251
68k
R144
10k
R141
5.6k
R139
1k
R249
1k
R250
50
1n
C145
50
220p
C74
16
100n
C77
CN11
1
2
CN2
1
2
CN3
1
2
120k
R256
D12
1
2
3
10k
R134
IC13
1
GND
2
OUT1
3
NC1
4
Vref
5
IN1
6
IN2
7
VCC
8
VS
9
NC2
10
OUT2
D18
1
2
100k
R135
IC12
1
GND
2
NC1
3
NC2
4
OUT1
5
Vref
6
NC3
7
IN1
8
NC4
9
IN2
10
NC5
11
VCC
12
NC6
13
OUT2
14
NC7
15
VS
16
NC8
17
FIN1
18
FIN2
56
R267
VTH
1k
R156
+
-
IC9
5
6
7
+
-
IC9
3
2
1
IC9
4
GND
8
VCC
50
100n
C78
24
R254
24
R253
51k
R148
PS Motor Driver
FAN Motor Driver
FAN/DC Motor
MODE Motor Driver
FAN
FAN_G
MOD1
MOD2
IN
OUT
1
2
1
2
0
0
0
1
1
0
1
1
H
H
HiZ HiZ
L
L
L
L
STOP
Break
PS1
PS2
Infrared LED INK Sensor Zone
22.5V
12
18V
0.82V
3.0
2.8
2.6
2.4
2.2
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
Vthrm[V]
-10 -5
0
5
10 15 20 25 30
T[ C]
35 40 45 50 55 60 65 70 75 80
min
typ
max
CP4
-3
KX-PX1EX MAIN SCHEMATIC DIAGRAM No.4 (2/2)
Thermistor abnormally high 
temperature search
Thermal head and thermistor temperature and voltage interval
Fixed speed
Immediately after activation
Halt
Amp to the power of 1 Amp to the 
power of 7 / 8
104
KX-PX1EX
12.1.4.
HEAD I/F
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)
(12)
(13)
(14)
(15)
DL4
1
2
3
IC18
1 IN_B
2
IN_A
3
GND
5
VCC
4
OUT_Y
IC17
B
1
A
2
GND
3
VCC
5
Y
4
+3.3VDCV
C
+3.3VDCV
C
C
+3.3VDCV
+3.3VDCV
+3.3VDCV
+3.3VDCV
+3.3VDCV
C
+3.3VDCV
C
C
C
C
+3.3VDCV
C
C
VDCLK
001:9D
VDENB
001:9D
VDG[0-4]
001:9C
C
VDB[0-7]
001:9C
C
C
VSYNC
001:9D
THRM
004:1B
+3.3V
C
+3.3VDCV
10k
R243
1
2
3
4
6
5
7
8
IC14
1
1*CLR
2
1D
3
1CLK
4
1*PRE
5
1Q
6
1*Q
7
GND
8
2*Q
9
2Q
10
2*PRE
11
2CLK
12
2D
13
2*CLR
14
VCC
IC15
1
1*CLR
2
1D
3
1CLK
4
1*PRE
5
1Q
6
1*Q
7
GND
8
2*Q
9
2Q
10
2*PRE
11
2CLK
12
2D
13
2*CLR
14
VCC
C
5.11k
R165
10k
R160
10k
R221
100
R166
16
100n
C8
9
16
100n
C
9
0
16
100n
C
9
1
16
100n
C
9
2
16
100n
C93
16
100n
C
9
4
50
27p
C
9
6
50
27p
C106
50
27p
C101
50
27p
C105
50
27p
C
99
50
27p
C
9
8
50
27p
C
9
7
50
27p
C100
50
27p
C103
50
27p
C
9
5
50
27p
C102
50
27p
C104
DL6
1
2
3
+3.3V
+3.3VDCV
C
L4
IC16
NC
1
A
2
GND
3
VCC
5
Y
4
VDG[0-4]
VDG[4]
VDB[0-7]
VDG[1]
VDG[0]
VDB[7]
VDB[6]
VDB[5]
VDB[4]
VDB[3]
VDB[2]
VDB[1]
VDB[0]
VDG[2]
VDG[3]
KX-PX1EX MAIN SCHEMATIC DIAGRAM No.5 (1/2)
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