Read Panasonic KX-FPC135 / KX-FPC141 Service Manual online
1
INTRODUCTION
4
1.1.
SAFETY PRECAUTIONS
4
1.2.
INSULATION RESISTANCE TEST
4
1.3.
FOR SERVICE TECHNICIANS
4
1.4.
BATTERY CAUTION
4
1.5.
AC CAUTION
5
1.6.
PERSONAL SAFETY PRECAUTIONS
5
1.7.
SERVICE PRECAUTIONS
6
1.8.
FEATURES
7
1.9.
SPECIFICATIONS
8
1.10. OPTIONAL ACCESSORIES
9
1.11. CCITT No. 1 Test Chart (Actual size)
10
1.12. LOCATION OF CONTROLS
11
1.13. CONNECTIONS
16
1.14. INSTALLATION
18
1.15. MAINTENANCE ITEMS AND COMPONENT LOCATIONS
28
2
TROUBLESHOOTING GUIDE
32
2.1.
TROUBLESHOOTING SUMMARY
32
2.2.
USER RECOVERABLE ERRORS
33
2.3.
TROUBLESHOOTING DETAILS
36
2.4.
PROGRAMMING AND LISTS
101
2.5.
TEST FUNCTIONS
116
3
ADJUSTMENTS
122
3.1.
TABLE OF TEST EQUIPMENT AND TOOLS
122
3.2.
ADJUSTING THE FEEDER PRESSURE
122
3.3.
CONFIRMING THE SEPARATION SPRING
122
3.4.
DOCUMENT READ START POSITION ADJUSTMENT
123
3.5.
CORDLESS BASE BOARD
124
3.6.
Objective
127
3.7.
General Information
127
3.8.
Equipment
127
3.9.
Handset Preparation
127
3.10. Symptom/Remedy Table
127
3.11. Handset Adjustment Preparation
127
3.12. Adjustment Procedure
128
3.13. Handset Reference Drawing
129
4
HOW TO CHECK THE RF UNIT
130
4.1.
Handset
130
5
DISASSEMBLY INSTRUCTIONS
131
6
HOW TO REPLACE THE FLAT PACKAGE IC
145
6.1.
PREPARATION
145
6.2.
FLAT PACKAGE IC REMOVAL PROCEDURE
145
6.3.
FLAT PACKAGE IC INSTALLATION PROCEDURE 146
6.4.
BRIDGE MODIFICATION PROCEDURE
146
7
CIRCUIT OPERATIONS
147
7.1.
CONNECTION DIAGRAM
147
7.2.
GENERAL BLOCK DIAGRAM
148
7.3.
CONTROL SECTION
150
7.4.
FACSIMILE SECTION
161
7.5.
SENSORS AND SWITCHES
176
7.6.
MODEM SECTION
180
7.7.
DESCRIPTION OF BLOCK DIAGRAM IN ANALOG
SECTION
187
7.8.
NCU SECTION
189
7.9.
ITS (Integrated telephone System) and MONITOR
SECTION (for KX-FPC135)
193
7.10. ITS (Integrated telephone System) and MONITOR
SECTION (for KX-FPC141)
194
7.11. ATAS (Automatic Telephone Answering System)
SECTION
194
7.12. TAM INTERFACE SECTION (for KX-FPC135 only)
195
7.13. OPERATION BOARD SECTION
197
7.14. LCD SECTION
198
7.15. POWER SUPPLY BOARD SECTION
199
8
CORDLESS SECTION
202
8.1.
Charge Circuit
202
8.2.
Line Sending Signal
202
8.3.
Line Receiving Signal
203
8.4.
RX Data Circuit
203
8.5.
ID Code Setting
203
9
HANDSET SECTION
204
9.1.
Block diagram
204
9.2.
Carrier detection circuit
206
9.3.
Security code
207
9.4.
CPU DATA
208
9.5.
BLOCK DIAGRAM (Handset)
209
9.6.
NEW CIRCUIT OPERATION (Handset)
210
10 EXPLANATION OF CPU DATA COMMUNICATION
212
10.1. Calling
212
10.2. To Terminate Communication
212
10.3. Ringing
212
10.4. Ports for Transmitting and Receiving of Data
212
10.5. Waveform of DATA Used for Cordless Transmission and
Reception
213
10.6. When LINKing
214
10.7. Pulse Dial
214
10.8. Tone Dial
214
10.9. FREQUENCY TABLE (MHz)
214
11 FOR THE SCHEMATIC DIAGRAMS
215
11.1. MEMO
216
12 PRINTED CIRCUIT BOARD (DIGITAL BOARD)
217
12.1. PRINTED CIRCUIT BOARD
217
12.2. PRINTED CIRCUIT DIAGRAM (DIGITAL BOARD)
218
13 PRINTED CIRCUIT BOARD (ANALOG BOARD)
219
13.1. PRINTED CIRCUIT BOARD
219
13.2. PRINTED CIRCUIT BOARD
220
14 PRINTED CIRCUIT BOARD (OPERATION BOARD)
221
15 PRINTED CIRCUIT BOARD (SWITCHING POWER SUPPLY) 223
16 PRINTED CIRCUIT BOARD (HANDSET BOARD AND CHARGE
BOARD)
225
17 SCHEMATIC DIAGRAM (DIGITAL BOARD)
227
CONTENTS
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KX-FPC135 / KX-FPC141
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