13.1. DIGITAL BOARD (PC1)
13 SCHEMATIC DIAGRAM
RA1
150
1
2
3
4
5
6
7
8
RA2
150
1
2
3
4
5
6
7
8
R12
X1
32.768KHZ
R2
0
CN5
1
2
R77
4.7K
C78
K1000P
+5V
L4
100
L8
100
L9
100
L10
100
L11
100
R67 0
R68 0
R69 100
R70 100
R71 100
R72
15K
R66 56K
R73
20K
C77
K0.1
C74
K2200P
R79
NC
+24VF
R81 47
L17
0
CN3
1
A
2
B
3
NA
4
NB
5
COM
D2
R64
2.2K 1/2W
D3
Q7
+24VF
IC7
1
I5
2
I4
3
I3
4
I2
5
I1
6
I0
7
I6
8
GND
9
COM
10
Q6
11
Q0
12
Q1
13
Q2
14
Q3
15
Q4
16
Q5
R63
820
C14
J15P
C13
J12P
IC4
1
OUT
4
GND
2
IN
C20
Z0.1
10K
R7
CN8
1
SIG
2
GND
3
+5V
4
SEL
5
GND
6
SI
7
GND
8
CLK
9
G.LED
10
V.LED
R78 1K
C76
NC
+24V
R74
5.6K
R75 4.7K
Q13
[4]
1
S
2
S
3
S
4
G
5
D
6
D
7
D
8
D
C73
J10p
C72
J10p
C70
N
C
C69
J10p
C68
N
C
+5V
TP11
TP12
TP14
TP13
Q8
IC1
1
X
32OUT
2
X
32IN
3
VDDRTC
4
XBACKEN
5
VDDSRAM
6
XRAMCS
7
XRAMCE2/ALARM
8
FTG
9F
1
10
MULT3/5
11
VSS
12
F2/OP50
13
FR/OP51
14
XRESET
15
VSS
16
XORESET
17
XRESETI
18
XWDERR
19
XRSTSWO/OP82
20
VIDRST/IOP20
21
SPHCLK/IOP21
22
DARKON/IOP22
23
ADSEL2/IOP23
24
BELL/OP
25
3.3V
26
IRDATXD/IOP81
27
IRDARXD/IOP80
28
TXD/IOP30
29
RXD/IOP31
30
XRTS/IOP32
31
XCTS/IOP33
32
XDSR/IOP34
33
DCD/IOP35
34
XDTR/IOP36
35
RI/CLK/IOP37
36
IOP90
37
IOP91
38
VSS
39
IOP92
40
IOP93
41
IOP94
42
IOP95
43
3.3V
44
FMEMCS/IOP27
45
FMEMDO/IOP26
46
FMEMDI/IOP25
47
FMEMCLK/IOP24
48
CBUSY2
49
CSO/OP70
50
CBUSY1
51
CCLK
52
CSI
53
MIDAT/IOP45
54
MICLK/IOP46
55
MILAT/IOP47
56
RVN
57
CPC
58
TONE1
59
TONE2
60
VSS
61
3.3V
62
EVOLIN
63
EVOLOUT
64
EVOLREF
65
VSS
66
IOP57
67
XMDMINT
68
XINTMDM
69
XNMI/XINT
70
EYECKO
71
APDMDT
72
C3
73
C4
74
C5
75
MULT3/5
76
DPDMDT
77
DPDMCK
78
MUTE
79
XEYESYC
80
EYEDAT
81
XRESETD
82
CPUCK
83
XHOLDAK
84
XWAIT/IP60
85
XHOLD/IP61
86
XHSTRD/IOP40
87
VSS
88
XINMDM
89
XOUTMDM
90
TEST1
91
TEST2
92
XTEST
93
TEST3
94
XOUT
95
XIN
96
VSS
97
3.3V
98
TEST4
99
XHSTWR/IOP41
100
XOPRBE/MUX/OP53
101
XRAS/IOP42
102
XCAS1/IOP43
103
XCAS2/IOP44
104
DB3
105
DB2
106
DB4
107
DB1
108
DB5
109
DB0
110
DB6
111
DB7
112
XROMCS
113
XRD
114
3.3V
115
XWR
116
ADR0
117
ADR1
118
ADR2
119
VSS
120
ADR3
121
ADR4
122
ADR5
123
ADR6
124
ADR7
125
ADR8
126
ADR9
127
ADR10
128
VSS
129
3.3V
130
ADR11
131
ADR12
132
RBA0
133
RBA1
134
RBA2
135
RBA3
136
RBA4
137
RBA5/OP
138
RBA6/IOP
139
XRESCS1/OP72
140
XRESCS2/OP71
141
XMDMCS/OP
142
VSS
143
XRESC3/OP52
144
20KOSC/IOP56
145
ADR13
146
ADR14
147
3.3V
148
ADR15
149
RM0/IOP00
150
RM1/IOP01
151
RM2/IOP02
152
RM3/IOP03
153
RXE/IP04
154
TM0/IOP10
155
TM1/IOP11
156
TM2/IOP12
157
TM3/IOP13
158 TXE/IP14
159
STB1
160
STB2
161
STB3
162
STB4
163
THDAT
164
VSS
165
MULT3/5
166
THCLK
167
THLAT
168
STBNP
169
3.3V
170
TXD2/IOP
171
RXD2/IOP
172
RTS2/IOP
173
CTS2/IOP
174
DSR2/IOP
175
DCD2/IOP
176
DTR2/IOP
177
RI2/IOP
178
XRSTSWI/IP83
179
KEYIN0
180
KEYIN1
181
KEYIN2
182
KEYIN3
183
KEYIN4
184
KEYIN5
185
OPLED
186
VSS
187
3.3V
188
KSTART
189
KLATCH
190
KSCLK
191
KTXD
192
KRXD
193
ADSEL1
194
VSSC
195
VREFB
196
VREFT
197
BIAS
198
VREFH
199
VDDC
200
VSSA
201
VDDA
202
VDDB
203
VCL
204
AIN3
205
AIN1
206
AMON
207
AIN2
208
VSSB
R6
0
C18
K1000p
RA4
150
1
2
3
4
5
6
7
8
R11
RA3
150
1
2
3
4
5
6
7
8
R10
TP2
TP3
TP4
TP6
TP5
+3.3V
+5V
6.3V100
C24
NC
C25
4.7K
R9
4.7K
R8
+3.3V
L13
0
L5
100
L14
100
L15
100
L12
0
L6
100
L7
100
+5V
Z0.1
C6
Z0.1
C8
C11
Z0.1
TP1
C15
K1000p
R4
NC
+5V
TP8
TP9
C4
K0.1
+3.3V/BATT
+5V
TP7
C21
Z0.1
[4]
R1
47K
C10
Z0.1
C12
Z0.1
C3
Z0.1
C2
Z0.1
C1
Z0.1
C17
Z0.1
C23 Z0.1
C26
Z0.1
+5V
R93
47K
CN4
11
COM
10
SI
9
STB2
8
GND
7
CLOCK
6
TM
5
VDD
4
GND
3
STB1
2
LATCH
1
COM
Q14
A
B
C
D
RESET
R98 1K
R99 0
R86
4.7K
Q9
+5V
R85
2.2K
R82
2.2
C79
6.3V 100u
J2
NC
R110 1K
C86
NC
C87 NC
C88 NC
L190
L20
0
C90
Z0.1
C91
Z0.1
[4]
L22 0
C92
Z0.1
F3
1.25A
F2
0.25A
L25
0
R80 150
CN6
6
NC
5
DG
4
KRXD
3
KTXD
2
KLATCH
1
KSCLK
CN7
1
+5V
2
OPESEL
3
RS
4
E
5
KIN0
6
KIN1
7
KIN2
8
KIN3
9
KSTART
( )
NC
J10
C75 K560P
L18
1RS102
Q15
+5V
( )
NC
C93
Q17 2SB1218ARTX
C95 J180p
R132 56K
+3.3V
R133
2.2K
( )
NC
C96
( )
NC
C97
+3.3V
J11
0
RA5
150
1
2
3
4
5
6
7
8
R135
150
C98
K1000p
C99
K1000p
C100
K1000p
C104
NC
R136
NC
C107
NC
C94
0
KTXD
KLATCH
KSCLK
THON
KIN2
KIN1
KIN0
E
RS
KRXD
KTXD
KSCLK
KLATCH
KSTART
KIN3
KIN2
KIN1
KIN0
KSTART
KIN3
OPESEL
STB1
STB2
THCLOCK
THLAT
THDATA
STB1
THDATA
OPESEL
KRXD
T0
T0
T2
T3
T4
T5
T4
T2
T3
T5
THLAT
THCLOCK
THON
STB2
CISSEL
CISSEL
CISON
RS
E
CISON
MOTOR
POSITION
SENSOR1
TO OPERATION PANEL
TO THERMAL HEAD
TO IMAGE SENSOR
TO MOTOR
(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)
(31)
(32)
(33)
(34)
(35)
(36)
(37)
(38)
(39)
(40)
(41)
(42)
(43)
(44)
(45)
(46)
(47)
(48)
(49)
(50)
(51)
(52)
(53)
(54)
(55)
(56)
(57)
(58)
(59)
(61)
(62)
(63)
3.3V
0V
MOTOR ON: 3.3V
OFF: 0V
PRINTING
LATCH
STB1
STB2
DATA
CLOCK
23~24V
PRINTING 3.3V
WATCH DOG ERROR
3.3V (NORMAL)
3.3V
0V (WATCH DOG ERROR OCCUR)
CIS LED
ON: 5V
OFF: 0V
CIS
ON: 5V
OFF: 0V
5V
0V
5V
0V
DIGITAL BOARD SCHEMATIC DIAGRAM
KX-FT72BR-G
158
KX-FT72BR-G
Содержание KX-FT72BR-G
Страница 3: ...1 1 LCD MESSAGE 1 INTRODUCTION 3 KX FT72BR G ...
Страница 8: ...1 11 TEST CHART 1 11 1 ITU T NO 1 TEST CHART 8 KX FT72BR G ...
Страница 9: ...1 11 2 CCITT NO 2 TEST CHART 9 KX FT72BR G ...
Страница 10: ...1 12 LOCATION OF CONTROLS 1 12 1 OVERVIEW 10 KX FT72BR G ...
Страница 28: ...2 3 4 2 DOCUMENT JAM CROSS REFERENCE SENSOR SECTION P 72 DISASSEMBLY INSTRUCTIONS P 84 28 KX FT72BR G ...
Страница 29: ...2 3 4 3 MULTIPLE FEED CROSS REFERENCE DISASSEMBLY INSTRUCTIONS P 84 29 KX FT72BR G ...
Страница 30: ...2 3 4 4 SKEW CROSS REFERENCE DISASSEMBLY INSTRUCTIONS P 84 30 KX FT72BR G ...
Страница 34: ...CROSS REFERENCE DISASSEMBLY INSTRUCTIONS P 84 34 KX FT72BR G ...
Страница 37: ...2 3 5 1 2 SOMETIMES THERE IS A TRANSMIT PROBLEM CROSS REFERENCE LCD MESSAGE P 3 37 KX FT72BR G ...
Страница 39: ...2 3 5 1 4 THE UNIT CAN COPY BUT CANNOT TRANSMIT RECEIVE 39 KX FT72BR G ...
Страница 45: ...45 KX FT72BR G ...
Страница 46: ...CROSS REFERENCE TEST FUNCTIONS P 82 46 KX FT72BR G ...
Страница 47: ...CROSS REFERENCE TEST FUNCTIONS P 82 47 KX FT72BR G ...
Страница 48: ...48 KX FT72BR G ...
Страница 49: ...CROSS REFERENCE TEST FUNCTIONS P 82 CROSS REFERENCE TEST FUNCTIONS P 82 49 KX FT72BR G ...
Страница 50: ...50 KX FT72BR G ...
Страница 51: ...51 KX FT72BR G ...
Страница 52: ...CROSS REFERENCE TEST FUNCTIONS P 82 52 KX FT72BR G ...
Страница 58: ...58 KX FT72BR G ...
Страница 59: ...Normal Wave Patterns 59 KX FT72BR G ...
Страница 61: ...CROSS REFERENCE NG EXAMPLE P 63 CHECK THE STATUS OF THE DIGITAL BOARD P 64 61 KX FT72BR G ...
Страница 62: ...CROSS REFERENCE CHECK THE STATUS OF THE DIGITAL BOARD P 64 62 KX FT72BR G ...
Страница 63: ...2 3 6 2 NG EXAMPLE 63 KX FT72BR G ...
Страница 66: ...2 3 7 2 DEFECTIVE ITS INTEGRATED TELEPHONE SYSTEM SECTION 66 KX FT72BR G ...
Страница 68: ...2 Troubleshooting Flow Chart 68 KX FT72BR G ...
Страница 69: ...69 KX FT72BR G ...
Страница 73: ...2 3 11 READ SECTION Refer to SCANNING BLOCK P 112 73 KX FT72BR G ...
Страница 79: ...2 4 5 SERVICE MODE SETTINGS Example of a printed out list 79 KX FT72BR G ...
Страница 84: ...3 DISASSEMBLY INSTRUCTIONS 3 1 HOW TO REMOVE THE HANDSET CRADLE CABINET HOOK BUTTON AND SPEAKER 84 KX FT72BR G ...
Страница 85: ...3 2 HOW TO REMOVE THE OPERATION BLOCK 85 KX FT72BR G ...
Страница 86: ...3 3 HOW TO REMOVE THE OPERATION BOARD AND LCD 86 KX FT72BR G ...
Страница 87: ...3 4 HOW TO REMOVE THE BOTTOM FRAME AND ANALOG BOARD 87 KX FT72BR G ...
Страница 88: ...3 5 HOW TO REMOVE THE DIGITAL POWER SUPPLY BOARD AND AC INLET 88 KX FT72BR G ...
Страница 89: ...3 6 HOW TO REMOVE THE MOTOR BLOCK AND SEPARATION ROLLER 89 KX FT72BR G ...
Страница 90: ...3 7 HOW TO REMOVE THE MOTOR AND GEARS OF MOTOR BLOCK 90 KX FT72BR G ...
Страница 91: ...3 8 HOW TO REMOVE THE IMAGE SENSOR CIS 91 KX FT72BR G ...
Страница 92: ...3 9 HOW TO REMOVE THE DOCUMENT FEED ROLLER 92 KX FT72BR G ...
Страница 93: ...3 10 HOW TO REMOVE THE THERMAL HEAD 93 KX FT72BR G ...
Страница 94: ...3 11 INSTALLATION POSITION OF THE LEAD WIRES 94 KX FT72BR G ...
Страница 96: ...4 3 FLAT PACKAGE IC INSTALLATION PROCEDURE 4 4 BRIDGE MODIFICATION PROCEDURE 96 KX FT72BR G ...
Страница 97: ...5 CIRCUIT OPERATIONS 5 1 CONNECTION DIAGRAM 97 KX FT72BR G ...
Страница 99: ...5 2 1 General Block Diagram 99 KX FT72BR G ...
Страница 109: ...5 4 2 BLOCK DIAGRAM 109 KX FT72BR G ...
Страница 111: ...111 KX FT72BR G ...
Страница 117: ...5 4 6 3 4 COPYING CROSS REFERENCE SENSOR SECTION P 72 117 KX FT72BR G ...
Страница 126: ...b Redundancy Compression Process Coding Mode This unit uses one dimensional MH format 126 KX FT72BR G ...
Страница 132: ...5 10 1 CIRCUIT DIAGRAM 132 KX FT72BR G ...
Страница 135: ...5 12 POWER SUPPLY BOARD SECTION 135 KX FT72BR G ...
Страница 137: ...6 TERMINAL GUIDE OF THE ICs TRANSISTORS AND DIODES 137 KX FT72BR G ...
Страница 138: ...7 FIXTURES AND TOOLS 138 KX FT72BR G ...
Страница 139: ...8 CABINET MECHANICAL AND ELECTRICAL PARTS LOCATION 8 1 OPERATION PANEL SECTION 139 KX FT72BR G ...
Страница 140: ...8 2 UPPER CABINET SECTION 140 KX FT72BR G ...
Страница 141: ...8 3 LOWER CABINET P C B SECTION CROSS REFFERENCE MOTOR SECTION P 142 141 KX FT72BR G ...
Страница 142: ...8 4 MOTOR SECTION 142 KX FT72BR G ...
Страница 143: ...8 5 ACTUAL SIZE OF SCREWS 143 KX FT72BR G ...
Страница 144: ...9 ACCESSORIES AND PACKING MATERIALS 144 KX FT72BR G ...
Страница 163: ...163 KX FT72BR G Y M KXFT72BRG ...