Pin
Pin Name
Buffer Power
supply
5V
Tolerant
Signal
Name
I/O
Description
1
X32OUT
VDDRTC
-
X32OUT
32.768kHz oscillator for RTC (built
feed back resistor)
2
X32IN
VDDRTC
NO
X32IN
32.768kHz oscillator for RTC (built
feed back resistor)
3
VDDRTC
+3.3V/
BATT
32.768kHz backup power supply
4
XBACKEN
VDDRTC
YES
XRESET
Backup enable
5
VDDSRAM
+3.3V/
BATT
RAMCS buffer/backup power supply
reset
6
XRAMCS
VDDSRAM
-
VDDSRAM
SRAM chip select ("H": 3.3V or
7
XRAMCE2/
ALARM
VDDSRAM
-
OPEN
Not used
8
FTG
MULT3/5
NO
FTG
O FTG
9
F1
MULT3/5
NO
F1
O F1 (50%/75% selector)
10
MULT3/5
+5V
Power supply
11
VSS
DG
Ground
12
F2/OP50
MULT3/5
NO
E
O LCD control
13
FR/OP51
MULT3/5
NO
OPEN
O Not used
14
XRESET
3.3V
YES
XRESET
Reset input for internal digital circuit
15
VSS
DG
Ground
16
XORESET
3.3V
-
XORESET
Reset output
17
XRESETI
3.3V
YES
XRESETI
Voltage detector IC output for reset
18
XWDERR
3.3V
YES
XWDERR
Watch dog timer error
19
XRSTSWO/
OP82
3.3V
YES
OPEN
O Not used
20
VIDRST/IOP20
3.3V
YES
OPEN
O Not used
21
SPHCLK/IOP21
3.3V
YES
OPEN
O Not used
22
DARKON/IOP22
3.3V
YES
OPEN
O Not used
23
ADSEL2/IOP23
3.3V
YES
OPEN
O Not used
24
BELL/OP
3.3V
YES
OPEN
O Not used
25
3.3V
+3.3V
Power supply
26
IRDATXD/IOP81
3.3V
YES
OPEN
O Not used
27
IRDARXD/
IOP80
3.3V
YES
OPEN
O Not used
28
TXD/IOP30
3.3V
YES
BREAK
O TEL Line Break Control
29
RXD/IOP31
3.3V
YES
H/S ALC
I Not used (Hardware Control)
30
XRTS/IOP32
3.3V
YES
DTMF IMP O DTMF-IMP Control
31
XCTS/IOP33
3.3V
YES
P-SHORT
O P-SHORT Control (Not Used)
32
XDSR/IOP34
3.3V
YES
OPEN
O Not used
33
DCD/IOP35
3.3V
YES
OPEN
O Not used
34
XDTR/IOP36
3.3V
YES
OPEN
O Not used
35
RI/CLK/IOP37
3.3V
YES
OPEN
O Not used
36
IOP90
3.3V
YES
OPEN
O Not used
37
IOP91
3.3V
YES
OPEN
O Not used
38
VSS
DG
Ground
121
Содержание KX-FT71LA-B
Страница 10: ...1 11 2 CCIT NO 2 TEST CHART 10 ...
Страница 11: ...1 12 LOCATION OF CONTROLS 1 12 1 OVERVIEW 11 ...
Страница 22: ...22 ...
Страница 32: ...4 Close the cover securely by pushing down on both sides 32 ...
Страница 33: ...5 Tear off the excess paper by pulling it towards you 33 ...
Страница 41: ...CROSS REFERENCE SENSOR SECTION DISASSEMBLY INSTRUCTIONS 2 3 4 3 MULTIPLE FEED 41 ...
Страница 42: ...CROSS REFERENCE DISASSEMBLY INSTRUCTIONS 2 3 4 4 SKEW 42 ...
Страница 43: ...CROSS REFERENCE DISASSEMBLY INSTRUCTIONS 2 3 4 5 IMAGE IS DISTORTED WHEN PRINTING 43 ...
Страница 45: ...CROSS REFERENCE DIGITAL BOARD SECTION TEST FUNCTIONS 2 3 4 7 SKEWED RECEIVING IMAGE 45 ...
Страница 47: ...CROSS REFERENCE DISASSEMBLY INSTRUCTIONS 47 ...
Страница 59: ...Error code table 59 ...
Страница 62: ...62 ...
Страница 63: ...CROSS REFERENCE TEST FUNCTIONS 63 ...
Страница 64: ...CROSS REFERENCE TEST FUNCTIONS 64 ...
Страница 65: ...CROSS REFERENCE TEST FUNCTIONS 65 ...
Страница 66: ...CROSS REFERENCE TEST FUNCTIONS 66 ...
Страница 67: ...67 ...
Страница 68: ...68 ...
Страница 69: ...69 ...
Страница 75: ...Normal Wave Patterns 75 ...
Страница 78: ...CROSS REFERENCE NG EXAMPLE CHECK THE STATUS OF THE DIGITAL BOARD 78 ...
Страница 79: ...CROSS REFERENCE CHECK THE STATUS OF THE DIGITAL BOARD 2 3 6 2 NG EXAMPLE 79 ...
Страница 84: ...84 ...
Страница 85: ...85 ...
Страница 86: ...86 ...
Страница 90: ...2 3 11 READ SECTION Refer to SCANNING BLOCK 2 3 12 THERMAL HEAD SECTION Refer to THERMAL HEAD 90 ...
Страница 92: ...2 4 3 USER MODE The list below is an example of the SYSTEM SETUP LIST the unit prints out 92 ...
Страница 93: ...Note The above values are the default values 2 4 4 SERVICE FUNCTION TABLE 93 ...
Страница 103: ...3 DISASSEMBLY INSTRUCTIONS 3 1 HOW TO REMOVE THE HANDSET CRADLE CABINET HOOK BUTTON AND SPEAKER 103 ...
Страница 104: ...3 2 HOW TO REMOVE THE OPERATION BLOCK 104 ...
Страница 105: ...3 3 HOW TO REMOVE THE OPERATION BOARD AND LCD 105 ...
Страница 106: ...3 4 HOW TO REMOVE THE BOTTOM FRAME AND ANALOG BOARD 106 ...
Страница 107: ...3 5 HOW TO REMOVE THE DIGITAL POWER SUPPLY BOARD AND AC INLET 107 ...
Страница 108: ...3 6 HOW TO REMOVE THE MOTOR BLOCK AND SEPARATION ROLLER 108 ...
Страница 109: ...3 7 HOW TO REMOVE THE MOTOR AND GEARS OF MOTOR BLOCK 109 ...
Страница 110: ...3 8 HOW TO REMOVE THE IMAGE SENSOR CIS 110 ...
Страница 111: ...3 9 HOW TO REMOVE THE DOCUMENT FEED ROLLER 111 ...
Страница 112: ...3 10 HOW TO REMOVE THE THERMAL HEAD 112 ...
Страница 113: ...3 11 INSTALLATION POSITION OF THE LEAD WIRES 113 ...
Страница 117: ...4 4 BRIDGE MODIFICATION PROCEDURE 5 CIRCUIT OPERATIONS 5 1 CONNECTION DIAGRAM 117 ...
Страница 122: ...38 VSS DG Ground 122 ...
Страница 140: ...5 4 6 3 2 SCANNING CROSS REFERENCE SENSOR SECTION 5 4 6 3 3 PRINTING 140 ...
Страница 141: ...Note See 6 5 SENSERS AND SWITCHES 5 4 6 3 4 COPYING 141 ...
Страница 163: ...8 CABINET MECHANICAL AND ELECTRICAL PARTS LOCATION 8 1 OPERATION PANEL SECTION 163 ...
Страница 164: ...164 ...
Страница 165: ...8 2 UPPER CABINET SECTION 165 ...
Страница 166: ...8 3 LOWER CABINET P C B SECTION CROSS REFFERENCE MOTOR SECTION 8 4 MOTOR SECTION 166 ...
Страница 167: ...8 5 ACTUAL SIZE OF SCREWS 167 ...
Страница 168: ...9 ACCESSORIES AND PACKING MATERIALS 10 REPLACEMENT PARTS LIST 168 ...
Страница 179: ...L3 PQ4R10XJ000 0 S 179 ...