User's Manual

Troubleshooting and Diagnostics
Chapter
—
7
130
6820 Series 80-Column Printer User’s Manual
Diagnostic Information (continued)
Total
Length
Stored asDescriptionLength
Field
ID
30 2 Temperature, minimum and maximum over last 50 re-
ports. Set A2D value.
2 bytes 11 bytes
2 Temperature, minimum and maximum over printer life.
Set A2D value.
2 bytes
1 Temperature error. Last A2D conversion below -10 or
above +60 Celsius recorded.
1 byte
2 Page number at last temperature error. 2 bytes
2 Total number of temperature errors. 2 bytes
40 2 Total number of head-jams 2 bytes binary 11 bytes
1 0 = No Home detect switch error
1 = Home switch engagement error
0=Seeking;1=Printing
0=Left;1=Right
00=Acceleration
01 = Constant speed
10 = Deceleration
00 = 250 PPS ( initialization)
01=Lowspeed
10=Highspeed
0 reserved
bit 0
bit 1
bit 2
bits 3-4
bits 5-6
bit 7
1 Accelerationordecelerationstepmotorvaluewhenjam
occurred
1 byte binary
1 Ambient temperature when Head Jam occurred. Set A2D
value.
1 byte
2 Form number where Head Jam occurred. 2 bytes binary
2 Carriage Position where Head Jam occu rred. 2 bytes binary in 1/720”