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HJ-1180C
Memjet HJ-1180C Manuals
Manuals and User Guides for Memjet HJ-1180C. We have
1
Memjet HJ-1180C manual available for free PDF download: Service Manual
Memjet HJ-1180C Service Manual (181 pages)
HIGH CAPACITY DIGITAL COLOR PRINTER
Brand:
Memjet
| Category:
Printer
| Size: 13 MB
Table of Contents
Service Manual
1
Safety Precautions
2
Table of Contents
3
SECTION 1 - before You Begin
6
Recommended Troubleshooting Supplies
6
Common Service Tools Needed
6
Minimum Computer System Requirements
7
SECTION 2 - Troubleshooting
8
Print Quality Issues
8
Examples of Print Quality Issues (Including Possible Causes and Solutions)
9
Air in Printhead Nozzle Area
9
Clogged/Damaged/Dead Nozzles
10
Mach
10
Color Mixing Issues
11
Scuff Marks and Smudging Issues
12
Fuzzy/Distorted Print
14
The Ink Tank(S)
15
The Printhead Cartridge
16
The Printer
18
Dots or Lines Printed on Media
18
Power (Power-Up) Problems
19
Service Station Problems
20
Interface Communication Problems
21
Feeding Problems
22
Feeding Problems (Continued)
23
Errors and Warnings
24
Printer Alert Window Messages
24
Toolbox System Status Messages
25
Ink Accumulating in the Wrong Areas of the Printer
29
Jams in the Printer
30
Removing Jammed Media
30
SECTION 3 - Toolbox Service Features
32
Using the Printer Toolbox
32
Service Menu
34
SECTION 4 - Disassembly/Assembly Procedures
38
Printer Basic Disassembly
38
Service Disassembly Procedures
38
Left-Hand Side (Operator Side) Covers
39
Right-Hand Side (Non-Operator Side) Cover
40
Replacing the Feed Sensor
41
Adjusting the Feed Sensor
42
Replacing Feed Motor Drive Belt or Motor
43
Replacing the Clutch
43
Replacing the Feeder Encoder And/Or Encoder Sensor
44
Replacing the Upper Limit Switch Assembly
45
Replacing the Feed Height Switch Assembly
47
Replacing the Hold down Roller Assembly
49
Remove Media Table Lift Assembly Motor and Drive Belt
50
Replacing Media Table Lift Assembly Belt
51
Remove Media Table Lift Assembly
54
Replacing the Feed Rollers
59
Replacing Pull out Rollers
61
Replacing Delivery Center Plate Assembly
64
Removing Delivery Rollers
67
Removing Separator Assembly
68
Replacing Interface PC Board
70
Replacing the Main PC Board (MPCA)
71
MPCA (Main Printed Circuit Assembly) Connections
91
Removing the Print Engine
92
Print Engine Basic Disassembly
97
Removing the Print Engine Base
97
Replacing Peristaltic Pump Assembly
98
Replacing Dual Pinch Valve Assembly
98
Cleaning Dual Pinch Valve Sensors
99
Replacing Dual Pinch Valve Sensor PC Board
100
Replacing DPCA Board
102
Replacing Buffer Boxes (3 Per Machine)
103
Replacing QA Chip Assembly (3 Per Machine)
103
Removing the Pen Driver Printed Circuit Assembly (PCA)
104
Removing the Starwheel Assemblies
104
Replacing the Ink Tank Latches
106
Replacing the Printhead Lever Latch
106
Replacing the Printhead Lever Latch Solenoid
109
Replacing Upper and Lower Clamshell Latch Pins
111
Replacing Upper Latch Pins
111
Replacing Lower Latch Pins
116
Replacing the Ink Revolvers
119
Replacing Lifter Motor Assembly or Lifter Gear
121
Replacing Stepper Motor
122
Accessing Items Behind the Main Printed Circuit Assembly (MPCA)
124
Creating Access
124
Replacing Encoder or Encoder Sensor
125
Replacing Service Station Lifter Arm Sensor
125
Replacing Paper Path Motor or Drive Belt
126
Replacing Belt Drive Gear Pulleys
127
Reinstall Main Printed Circuit Board Assembly
128
Accessing Items under the Clamshell Assembly
129
Removing Clamshell Assembly
129
Replacing Exit Sensor
129
Replacing Label Web Sensor
130
Replacing Service Station Sled Printed Circuit Boards
131
Replacing Wiper Motor Flex Cable PCA
131
Replacing Service Station Lifting Arms
132
SECTION 5 - Maintenance
140
Maintenance Schedule
140
Replacing the Ink Tanks
141
Cleaning Ink Tank Contacts
142
Cleaning/Replacing the Printhead Cartridge
144
Replacing the Printhead Cartridge
145
Printhead Storage & Shelf Life
146
Printhead Service Life
146
Printhead Disposal
146
Cleaning Pen Driver Printed Circuit Board Contacts
147
Inspecting & Cleaning the Lip of the Capping Station
148
Inspecting the Wiper Roller
149
Cleaning/Replacing Service Station Items
150
Removing the Service Station
150
Cleaning the Service Station
152
Wiper Roller Removal and Cleaning or Replacement
152
Wiper Motor Assembly Removal and Cleaning
153
Printing Platen and Capping Station Removal and Cleaning
154
Cleaning the Service Station Tray
154
Suggestion for High Volume Users
154
Installing the Service Station
155
Still Experiencing Print Quality Issues
158
Inspecting/Replacing the Waste Ink Tray
159
Replacing the Sheet Separators
160
Cleaning the Printer Body
161
Cleaning the Feed Rollers and Forwarding Rollers
161
Cleaning the Feed Sensor
162
Cleaning Other Items Inside the Print Engine
163
Grit Rollers (Media Transport Rollers)
163
Media (Paperpath) Sensors
163
Capping Station Lip
163
Paperpath Surfaces
163
Printing Platen Surface
163
Cleaning the Ink Revolver Couplings
165
Preparing Printer for Transport
166
Local Relocation
166
Remote Relocation or Shipping
166
Lubricating the Service Station
168
Reinstalling or Replacing the Service Station
170
Lubricating the Media Table Lift Assembly
173
Appendix A - Ink Delivery System (IDS)
175
Theory of Operation
175
Index
177
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