Panasonic KX-FL422CX-B Manuals

Manuals and User Guides for Panasonic KX-FL422CX-B. We have 1 Panasonic KX-FL422CX-B manual available for free PDF download: Service Manual

Panasonic KX-FL422CX-B Service Manual (260 pages)

Compact Laser Fax

Brand: Panasonic | Category: Fax Machine | Size: 10 MB

Table of Contents
2
Safety Precautions
5
For Service Technicians
5
AC Caution
5
Personal Safety Precautions
6
Moving Sections of the Unit
6
Live Electrical Sections
6
Laser Beam and Fuser Unit Section
7
Service Precautions
7
Precautions to Prevent Damage from Static Electricity
7
For Best Performance
7
Warning
8
About Lead Free Solder (Pbf: Pb Free)
8
Suggested Pbf Solder
8
Discarding of P. C. Board
8
Insulation Resistance Test
9
Battery Caution
9
Specifications
10
General/Introduction
11
Optional Accessories
11
Features
12
Technical Descriptions
13
Connection Diagram
13
General Block Diagram
14
Facsimile Section
16
Digital Section
16
RTC Backup Circuit
19
Analog Circuit of Telephone Section
20
General
20
Monitor Circuit
20
Modem Section
22
Function
22
NCU Section
28
General
28
Line Relay (RLY401)
28
Bell Detection Circuit
28
Pulse Dial Circuit and ON/OFF Hook Circuit
28
Line Amplifier and Side Tone Circuit
29
Caller ID Defection
30
CIS Control Section
31
Stepping Motor Drive Section
32
Engine Motor Drive Circuit
32
Timing Chart
32
Scan Motor Drive Circuit
34
FAN Motor Section
36
FAN Control
36
Solenoid Drive Section
37
LSU (Laser Scanning Unit) Section
38
Sensors and Switches Section
40
Hook Switch
40
Paper Feed Sensor
41
Document Sensor
41
Top Cover Open Switch
42
Drum Detection
43
Regist Sensor
43
Paper Exit Sensor
44
Toner Sensor
45
Toner Low Change Drum
45
Operation Board Section
48
LCD Section
49
HVPS (High Voltage Power Supply) Section
50
HVPS Specification
50
CHG-BIAS (Charge Bias)/Grid/Unit
50
Dev DC Bias Unit
50
BIAS (Transfer(-) BIAS) Unit
51
Heat Lamp Control Circuit
52
Power Supply Board Section
57
DC-DC Power Supply
58
Location of Controls and Components
59
Overview
59
Control Panel
60
Installation Instructions
61
Installation Space
61
Connections
62
Paper Stacker
63
Document Stacker
63
Paper Tray
63
Recording Paper
64
Document Requirements
66
Replacing the Toner Cartridge and the Drum Unit
67
Waste Disposal Method
71
Operating Instructions
72
To Select Characters with the Dial Keypad
72
To Select Characters Using [ + ] or [ - ]
72
Setting Your Logo
73
Test Mode
74
Test Functions
74
DTMF Single Tone Transmit Selection
75
Button Code Table
76
Print Test Pattern
77
Service Mode
78
Programming and Lists
78
Operation
78
Operation Flow
78
Service Function Table
79
The Example of the Printed List
82
User Mode (the List below Is an Example of the SYSTEM SETUP LIST the Unit Prints Out.)
82
Service Mode Settings (Example of a Printed out List)
83
History (Example of a Printed out List)
84
Troubleshooting Guide
86
User Recoverable Errors
86
Error Messages-Report
88
Journal Report
88
Cross Reference
88
Special Service Journal Reports
97
Communication Section
101
Troubleshooting
101
Initializing Error
106
Analog Board Section
107
Operation Panel Section
110
Sensor Section
111
LSU Section
115
CIS (Contact Image Sensor) Section
116
High Voltage Value Check Point
117
Measurement Procedure
117
High Voltage Section
119
Power Supply Board Section
124
Troubleshooting Flow Chart
125
Remote Programming
126
Entering the Remote Programming Mode and Changing Service Codes
127
Program Mode Table
128
Troubleshooting Details
130
Outline
130
Starting Troubleshooting
130
Initialization
131
Simple Check List
132
Simplified Troubleshooting Guide
133
Recording Paper Feed
134
Call Service Troubleshooting Guide
137
Call Service
138
Print
143
Cross Reference
143
Black Print
147
Light Print
148
Blank Print
150
Recording Paper Feed
151
ADF (Auto Document Feed) Section
156
Service Fixture & Tools
163
Disassembly and Assembly Instructions
164
Upper Main Cabinet Section
164
Lower Main Cabinet Section
165
How to Remove the Pick up Unit
166
How to Remove the Pick up Unit
167
How to Remove the Pick up Roller
168
How to Remove the Operation Board
169
How to Remove the Lower Flame
170
How to Remove the Separation Rubber
170
How to Remove the Transfer Roller
171
How to Remove the Separation Roller
172
How to Remove the Bottom Plate
173
How to Remove the Analog Board
173
How to Remove the High Voltage Power Board
174
How to Remove the Laser Unit
174
How to Remove the Fan Unit
175
How to Remove the Low Voltage Power Board
175
How to Remove the Digital Board
176
How to Remove the Main Motor
176
How to Remove the Resitst Sensor Board
177
How to Remove the Toner Sensor Board
177
How to Remove the Fuser Unit
178
How to Remove the CIS
179
Installation Position of the Lead
180
Maintenance
182
Maintenance Items and Component Locations
182
Outlines
182
Locations
182
Maintenance List
182
Maintenance Cycle
183
Printing
184
Printing (Paper Pick Up)
185
Scanning (ADF)
186
Maintenance
187
Cleaning the Inside of the Unit
187
Document Jams
190
Recording Paper Jams
192
When the Recording Paper Has Jammed Near the Drum and Toner Unit
192
When the Recording Paper Has Jammed Near the Recording Paper Exit
193
Printing Operation Principle
196
Process Chart and Process Bias
196
Charging
196
Exposing
197
Laser Scanning Unit Locations
197
Developing and Transcription
198
Cleaning of Transfer Roller
199
Fixing
200
Timing Chart (When Printing One Sheets of Paper) BASIC
201
Timing Chart [Initializing (Long)]
202
Terminal Guide of the Ics Transistors and Diodes
203
Digital Board
203
Analog Board
203
How to Replace the Flat Package IC
203
Preparation
204
Flat Package IC Removal Procedure
204
Flat Package IC Installation Procedure
205
Bridge Modification Procedure
205
Digital Board Section
206
NG Example
207
Test Chart
208
ITU-T No.1 Test Chart
208
ITU-T No.2 Test Chart
209
Schematic Diagram
210
For Schematic Diagram
210
Digital Board (PCB1)
212
Digital Board(1)
212
Digital Board(2)
214
Digital Board(3)
216
Analog Board (PCB2)
218
Sensor Boards (PCB3-6)
220
Operation Board (PCB7)
221
High Voltage Power Supply Board (PCB8)
222
Low Voltage Power Supply Board (PCB9)
223
Printed Circuit Board
225
Digital Board (PCB1)
225
Digital Board: Component View
225
Digital Board: Bottom View
226
Analog Board (PCB2)
227
Analog Board: Component View
227
Analog Board: Bottom View
228
Exit Sensor Board
229
Drum & Toner Sensor Board
229
Varistor Sensor Board
229
Resist Sensor Board
230
Operation Board (PCB7)
231
Operation Board: Component View
231
Operation Board: Bottom View
232
High Voltage Power Supply Board (PCB8)
233
High Voltage Power Component View
233
High Voltage Power Supply Board: Bottom View
234
Low Voltage Power Supply Board (PCB9)
235
Low Voltage Power Component View
235
Low Voltage Power Supply Board: Bottom View
236
Exploded View and Replacement Parts List
237
Cabinet, Mechanical and Electrical Parts Location
237
General Section
237
Operation Cover Section (1)
238
Operation Cover Section (2)
239
Operation Cover Section (3)
240
Pick up Section
241
Fuser Section
242
Lower Main Cabinet Section (1)
243
Lower Main Cabinet Section (2)
244
Motor Section
245
Fan Motor Section
246
Lower Cabinet Section (3)
247
Gear Section
248
Actual Size of Screws and Washer
249
Accessories and Packing Materials
250
Replacement Parts List
251
Cabinet and Electrical Parts
251
Digital Board Parts
254
Analog Board Parts
257
Exit Sensor Board Parts
257
Drum & Toner Sensor Board Parts
258
Varistor Sensor Board Parts
258
Resist Sensor Board Parts
258
Operation Board Parts
258
High Voltage Power Supply Board Parts
259
Low Voltage Power Supply Board Parts
259

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Panasonic KX-FL422CX-B Service Manual (260 pages)

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