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Intermec 6822 6820 Series 80-Column Printer User Manual (for printers purchase - Page 105

Possible Printer Problems, Troubleshooting and Maintaining the 6820

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Chapter 5 - Troubleshooting and Maintaining the 6820 Possible Printer Problems Symptom Test or Cause Solution Printer does not communicate with the mobile computer. Bluetooth unable to connect. Incorrect protocol selection. Check lines 17 and 18 on the selftest report for correct bit rate and protocol selection. Change protocol settings using the Printer Configuration Utility. For instructions see "Using the Printer Configuration Utility" on page 20. Make sure you are in range (10 cm to 10 m). Make sure your device is Make sure the Bluetooth shutdown configured to be discoverable timer has not expired and/or connectable. For help, see "Bluetooth Configuration Commands and Specifications" on page 115. Double-spacing on application reports but single-spacing on self-test. Check line 16 on the self-test report. CR+LF indicates an incorrect configuration for NPCP. For help, see "Cleaning the Mask Spring" on page 103. Zero prints incorrectly Check line 15 on the self-test (with or without slash). report for the Zero Font Style setting. If incorrect, adjust the zero print option, see "Cleaning the Mask Spring" on page 103. Does not print extended Check line 11 or 12 on the Use the 6820 Printer Tool Kit to character set - missing self-test report to see if the reload the font file or send the font. NFT0000.MOD file is listed after printer in for hardware repair. Font Module. Printer emits 1 or 2 beeps or blinking green light is the only indicator. Printer mechanism does not have Check the battery or power supply. adequate power for printing. The If battery, recharge or replace. For 12 V may be under or over voltage help, see "Installing the Internal fault. (Note: Error lights do not Battery" on page 10. flash if voltage is too high.) If power supply, adjust supply voltage to 7.5 to 15 V. Check the printer's internal battery, if installed. Check the vehicle charge cable, for more information, see 6820 Printer Installation Instructions. Printer emits 2 sets of 3 Printer out of paper. beeps. Reload paper into printer mechanism. For help, see "Loading the Paper Tray" on page 13. 6820 Series 80-Column Printer User Manual 89

Section	Page
Before You Begin	13
Safety Information	13
Safety Precautions	14
Global Services and Support	14
Warranty Information	14
Web Support	15
Send Feedback	15
Telephone Support	15
Who Should Read This Manual	15
Related Documents	16
Using the 6820 Printer	17
Learning About the Printer Models	18
Guidelines for Operating the Printer	19
Understanding the Control Panel	19
Using the Reset Button	21
Understanding the Power Supply Options	22
Using the Internal Battery	22
Connecting to a Vehicle Power Supply	22
Connecting to a DC Power Source	23
Fixed Mount Printer	23
Portable Printer	23
Installing the 6820 Printer	25
Installing the Internal Battery	26
Installing the Ribbon Cartridge	27
Adjusting the Printhead Gap	28
Loading the Paper Tray	29
Loading Paper in the Printer	29
Adjusting the Pinfeed Holders	30
Inserting a Computer in the Terminal Holder	32
Configuring the 6820 Printer	33
Connecting to the Printer	34
Understanding the Font Modules	34
Using the Printer Configuration Utility	36
Installing the Printer Configuration Utility	36
Disabling the Microsoft ActiveSync Serial Port Connections	38
Operating the Printer Configuration Utility	39
Communicating with the Printer	40
Setting the 6820 Configuration	43
Default Printer Settings	47
Error Messages	47
Connecting to the Bluetooth Adapter	48
Enable Microsoft ActiveSync Serial Port Connection	48
Control Code Definitions	49
Understanding Control Code Definitions	50
I/O Buffer	50
Print Image Buffer	50
Special Notations	50
Using Printer Control Codes	51
Backspace	51
Beeper	51
Cancel Line	52
Carriage Return	52
Delete	52
Form Feed	53
Select Half-Speed Printing	53
Cancel Half-Speed Printing	53
Set Inactivity Time for Sleep Mode	53
Line Feed	54
Perform Line Feed	54
Perform n/216-inch Line Feed	54
Perform n/216-inch Reverse Line Feed	54
Perform Master Reset	55
Set Print Position (absolute)	55
Set Print Position (relative)	55
Select Top-Down Printing	56
Select Bottom-Up Printing	56
Select Unidirectional Printing	56
Cancel Unidirectional Printing	57
Select Unidirectional (one line) Printing	57
Page Formatting Functions	57
Set Page Length (lines)	58
Set Page Length (inches)	58
Select 1/8-inch Line Spacing	58
Select 7/72-inch Line Spacing (7 dots)	59
Select 1/6-inch Line Spacing	59
Select n/216-inch Line Spacing	59
Select n/72-inch Line Spacing (n dots)	59
Set Right Margin	60
Set Left Margin	60
Set Skip Over Perforation	61
Cancel Skip Over Perforation	61
Character Style and Text Mode Functions	61
Select Condensed Character Mode	62
Cancel Condensed Character Mode	62
Select Double-Strike Mode	63
Cancel Double-Strike Mode	63
Select Double-Wide Mode	63
Cancel Double-Wide Print	64
Select Double-Wide Print	64
Cancel Double-Wide Print	64
Select Elite Pitch	65
Select Emphasized Print Mode	65
Cancel Emphasized Print Mode	65
Define Intercharacter Space	66
Select Italic Mode	66
Cancel Italic Mode	66
Master Select	67
Select Pica Pitch	68
Select Superscript Mode	69
Select Subscript Mode	69
Cancel Subscript/Superscript Mode	69
Select Underline Mode	70
Cancel Underline Mode	70
Tabs and Tab Setting Functions	70
Perform Horizontal Tab	71
Set Horizontal Tabs	71
Clear Horizontal Tabs	72
Perform Vertical Tab	72
Set Vertical Tabs	72
Clear Vertical Tabs	73
Set Vertical Tabs in Channel	73
Clear Vertical Tabs in Channel	74
Select Vertical Tab Channel	74
Using Character Sets and User-Defined Functions	74
Single-Byte Character Sets	74
Double-Byte Character Sets	75
Multi-Byte Character Sets	75
Select National Character Set	76
Hebrew Character Set	77
Greek Character Set	78
User Defined Characters	79
Copy ROM to RAM	79
Define User Defined Characters	79
Select User-Defined Character Set	80
Select Default Character Set	81
Enable Printing of Codes 128-159	81
Disable Printing of Codes 128-159	82
Expand Printable Code Area	82
Enable Printing of Character Graphics	83
Disable Printing of Character Graphics	84
Enable Printing of Character Graphics	84
Graphics Functions	85
Eight-Pin Graphics Modes	85
Select Graphics Mode	86
Reassign Graphics Mode	86
Select Single Density Graphics Mode	87
Select Low-Speed Double Density Graphics Mode	87
Select High-Speed Double Density Graphics Mode	87
Select Low-Speed Quadruple Density Graphics Mode	88
Nine-Pin Graphics Modes	88
Select 9-Pin Single Density Graphics Mode	89
Select 9-Pin Double Density Graphics Mode	89
Troubleshooting and Maintaining the 6820	91
Troubleshooting Basics	92
Checking the Power Source	92
Testing the Printer	92
Testing Communications/PC	93
Aligning the Printer Mechanism	94
Understanding Printer Errors	95
Runtime Errors	95
Troubleshooting Using the Power-On-Self-Test (POST)	97
Understanding Fatal Errors	98
Flash Write Errors	98
EEPROM Configuration Block Errors	99
Troubleshooting Using the Printer Self-Test	99
Self Test Function Descriptions	99
Performing a Printer Self-Test	100
Running the Self-Test	100
Understanding the Self-Test Report	100
Miscellaneous Troubleshooting Tips	104
Understanding Diagnostic Information	107
Cable Configurations	112
Cleaning the Printer	117
Cleaning the Outside of the Case	118
Cleaning the Inside the Case	118
Changing the Ribbon Cartridge	119
Cleaning the Mask Spring	119
Specifications and Default Settings	121
Specifications	122
Printer Dimensions	123
Fixed Mount Printer	123
Portable Printer	124
Media Specifications	124
Material Breakdown	125
Caliper Breakdown	126
Understanding the Fanfold Paper Page Layout	126
Factory-Installed Printer Defaults	128
Bluetooth Configuration Commands and Specifications	131
Using Configuration Commands	132
Operating Modes	133
Command and Control Modes	134
Set Local Bluetooth Device Name	135
Set Class of Device/Service Field	135
Set Service Name	135
Connectable On/Off	136
Specify Page Scan Timing	136
Enable Discoverable	136
Specify Inquiry Scan Timing	136
Set Encryption/Authentication Pin Code	136
Manage Security Modes	137
Read Module Version	138
Read Local Device Address	138
Set Shutdown Timing	138
Clear Link Key Table	138
Understanding Adapter States or Modes	139
700 Series or CK61 to 6820 Pass Through	140
Radio Power On/Off Mechanism	140
Persistent Storage	141
System Behavior/Software Considerations	141
Remote Configuration	142
Bluetooth Performance	143
Diagnostic Capabilities	143
Using the Information Application	144
System Qualification	145
Operation Resilience	145
Specifications	145
Default Bluetooth Configuration Settings	146
Cross-Reference Tables	147
Single Character Control Codes	148
Escape Sequence Quick Reference	149
Printer Font Test Jobs	153
About the Printer Font Jobs	154
Big 5 Traditional Chinese Character Set	154
Simplified Chinese Character Set	155
IBM 437 Code Page Character Set	155
Japanese (JIS) Character Set	155
Korean Character Set	156
International Character Set	156
Index	157
A	158
B	158
C	158
D	160
E	160
F	160
G	160
H	160
I	160
L	161
M	161
N	161
O	161
P	161
Q	162
R	162
S	162
T	162
U	162
V	163

Match case Limit results 1 per page

Chapter 5 — Troubleshooting and Maintaining the 6820

6820 Series 80-Column Printer User Manual

Possible Printer Problems

Symptom

Test or Cause

Solution

Printer does not

communicate with the

mobile computer.

Bluetooth unable to

connect.

Incorrect protocol selection.

Check lines 17 and 18 on the self-

test report for correct bit rate and

protocol selection. Change protocol

settings using the Printer

Configuration Utility. For

instructions see

“Using the Printer

Configuration Utility” on

page 20

Make sure you are in

range

(10 cm to 10 m).

Make sure your device is

configured to be discoverable

and/or connectable. For help, see

“Bluetooth Configuration

Commands and

Specifications” on page 115

Make sure the Bluetooth shutdown

timer has not expired

Double-spacing on

application reports but

single-spacing on

self-test.

Check line 16 on the self-test

report. CR+LF indicates an

incorrect configuration for

NPCP.

For help, see

“Cleaning the Mask

Spring” on page 103

Zero prints incorrectly

(with or without slash).

Check line 15 on the self–test

report for the Zero Font Style

setting.

If incorrect, adjust the zero print

option, see

“Cleaning the Mask

Spring” on page 103

Does not print extended

character set — missing

font.

Check line 11 or 12 on the

self–test report to see if the

NFT0000.MOD file is listed after

Font Module.

Use the 6820 Printer Tool Kit to

reload the font file or send the

printer in for hardware repair.

Printer emits 1 or 2

beeps or blinking green

light is the only

indicator.

Printer mechanism does not have

adequate power for printing. The

12 V may be under or over voltage

fault.

(

Note:

Error lights do not

flash if voltage is too high.)

Check the battery or power supply.

If battery, recharge or replace. For

help, see

“Installing the Internal

Battery” on page 10

If power supply, adjust supply

voltage to 7.5 to 15 V.

Check the printer’s internal battery,

if installed. Check the vehicle charge

cable, for more information, see

6820 Printer Installation

Instructions

Printer emits 2 sets of 3

beeps.

Printer out of paper.

Reload paper into printer

mechanism. For help, see

“Loading

the Paper Tray” on page 13