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SF-7370
Sharp SF-7370 Manuals
Manuals and User Guides for Sharp SF-7370. We have
1
Sharp SF-7370 manual available for free PDF download: Service Manual
Sharp SF-7370 Service Manual (88 pages)
Brand:
Sharp
| Category:
Printer
| Size: 5 MB
Table of Contents
Table of Contents
3
Basicspecifications
5
Unpacking and Installation
6
Releasing Locksand Insta~Ingsuppties
8
Removing the Developer Unit
8
Corona Wire Cleaning
11
Supplies
12
Machine Environments
13
Electrical Characteristics
14
Noise Level
14
Special Paper
14
Howtoidentify Alotnumber
14
External and Internal Structures
15
Operation Panel
16
Swtiches, Sensors, Detectors, and Solenoids
17
Magnetic Clutchesandmotors
18
Description of each Block
20
Paperfeedblock
21
Fusin@Paperdetive~ Block
21
Optical Block
22
High Voitage Transformer
24
Imageprocessblock
25
Disassembly
28
Paperfeedblock
28
Optical System
30
Stepping Motor
36
Developerunit
38
Heater Lamp
40
Cleaning Roller
42
Others
43
Sensors
44
Removethe Rearpanel
44
Drum Unit
45
Cleaning Blade
45
Drive Train
46
Drive Belts
48
Paperexitblock
49
Servicing Main Control PWB
49
Adjustments
50
Paperfeed Block
50
Transfer Corona Removal
51
Developing Unit
53
Tonerbox
55
Fuserunit
55
Optical System
55
Adjustment Procedure
58
Maintenance
64
Self-Diagnosis and Test Functions
65
Test Commandtinctions
65
Self-Diagnostic Functions
74
Status Code
74
General Block Diagram
76
Main Control Circuit
77
Cpu
77
CPU Signal Description
78
Switches and Sensors
78
Fusertemperature Control
79
Copy Lamp Control
79
Backup Battery Voltage Measurement
79
Mirror Motor Control Circuit
80
Main Motor Control Circuit
81
Supplement
82
Ermistor]
82
[Motor]
83
Copyquality Adjustment
85
Void Area and Image Loss
85
Resolution
85
Sure Adjustment
85
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