Pin
Pin Name
Buffer Power supply
5V Tolerant
Signal Name
I/O
Description
93
TEST3
3.3V
NO
+3.3V
Test pin. fixed High
94
XOUT
3.3V
-
XOUT
24MHz oscillator
95
XIN
3.3V
NO
XIN
24MHz oscillator
96
VSS
DG
Ground
97
3.3V
+3.3V
Power supply
98
TEST4
3.3V
NO
+3.3V
Test pin. fixed High
99
XHSTWR/IOP41
3.3V
YES
RLY
O Tel line relay control
100
XOPRBE/MUX/OP53
3.3V
-
SP-MUTE
Speaker mute control
101
XRAS/IOP42
3.3V
NO
OPEN
O Not used
102
XCAS1/IOP43
3.3V
NO
OPEN
O Not used
103
XCAS2/IOP44
3.3V
NO
OPEN
O Not used
104
DB3
3.3V
YES
D3
Data bus
105
DB2
3.3V
YES
2
Data bus
106
DB4
3.3V
YES
4
Data bus
107
DB1
3.3V
YES
1
Data bus
108
DB5
3.3V
YES
5
Data bus
109
DB0
3.3V
YES
0
Data bus
110
DB6
3.3V
YES
6
Data bus
111
DB7
3.3V
YES
D7
Data bus
112
XROMCS
3.3V
-
XROMCS
ROM chip select
113
XRD
3.3V
-
/RD
Read signal output
114
3.3V
+3.3V
Power supply
115
XWR
3.3V
-
/WR
Write signal output
116
ADR0
3.3V
-
A0
Address bus
117
ADR1
3.3V
-
1
Address bus
118
ADR2
3.3V
-
2
Address bus
119
VSS
DG
Ground
120
ADR3
3.3V
-
3
Address bus
121
ADR4
3.3V
-
4
Address bus
122
ADR5
3.3V
-
5
Address bus
123
ADR6
3.3V
-
6
Address bus
124
ADR7
3.3V
-
7
Address bus
125
ADR8
3.3V
-
8
Address bus
126
ADR9
3.3V
-
9
Address bus
127
ADR10
3.3V
-
10
Address bus
128
VSS
DG
Ground
129
3.3V
+3.3V
Power supply
130
ADR11
3.3V
-
11
Address bus
131
ADR12
3.3V
-
12
Address bus
132
RBA0
3.3V
-
A13
Bank address
133
RBA1
3.3V
-
14
Bank address
134
RBA2
3.3V
-
15
Bank address
135
RBA3
3.3V
-
16
Bank address
136
RBA4
3.3V
-
17
Bank address
137
RBA5/OP
3.3V
-
18
Not used
138
RBA6/IOP
3.3V
NO
19
O Not used
139
XRESCS1/OP72
3.3V
-
OPEN
Not used
140
XRESCS2/OP71
3.3V
-
OPEN
Not used
141
XMDMCS/OP
3.3V
-
OPEN
Not used
142
VSS
DG
Ground
143
XRESCS3/OP52
3.3V
-
OPEN
Not used
144
20KOSC/IOP56
3.3V
YES
OPEN
O Not used
145
ADR13
3.3V
-
OPEN
Not used
146
ADR14
3.3V
-
OPEN
Not used
147
3.3V
+3.3V
Power supply
148
ADR15
3.3V
-
OPEN
Not used
149
RM0/IOP00
3.3V
YES
T5
O Motor control
150
RM1/IOP01
3.3V
YES
T4
O Motor control
151
RM2/IOP02
3.3V
YES
T3
O Motor control
152
RM3/IOP03
3.3V
YES
T2
O Motor control
153
RXE/IP04
3.3V
YES
T0
O Motor control
154
TM0/IOP10
3.3V
YES
LEDON
O CIS LED control
155
TM1/IOP11
3.3V
YES
OPEN
O Not used
156
TM2/IOP12
3.3V
YES
OPEN
O Not used
157
TM3/IOP13
3.3V
YES
OPEN
O Not used
158
TXE/IP14
3.3V
YES
PULL DOWN
I
Pull down
159
STB1
MULT3/5
NO
STB1
O Thermal head strobe 1
103
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 ...