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Chapter 7---Troubleshooting
7-22
Model 250 Service Manual
7.4 Error Codes
For certain errors that may occur in the Model 250 Projector the software
provides error codes that are helpful in determining the nature of the problem.
These error codes can be seen on the left side of the monitor screen when using a
PC connected to Port A or Port B.
Table 7-1
Error Categories:
Category
Number
Error Category Description
1 CEXEC Operating System.
2 FLASH HW Flash Memory HW driver.
3 IIC HANDLER IIC Handler for Convergence/Deflection PCB,
Horizontal/Vertical Deflection PCB, Raster
Timing Generator PCB, Video Amplifier PCB,
Video Processor PCB.
4 POWER ON/OFF Power On Sequencing.
5 FLASH MANAGER Flash Memory Data Manager.
6 VIDEO SWITCHER EXTRON or JVC Video Switcher Handler.
7 ANSI OUTPUT ANSI Output Display process.
8 UI CHAN/SRC User Interface VIC Configuration Handler for
Channel/SRC Data.
9 VIDEO INPUT CARD VIC Card Handler.
10 HARDWARE Misc HW (shutters, etc.).
The error codes listed in Table 7-2 describe problems associated with software
(Version 2.6.0) and hardware while the projector is operating. The first column of
the table lists the error number code that appears on the PC screen. The second
column describes the on-screen text. The third column provides a description of
the problem and any other pertinent information.
Table 7-2
Error Codes.
Error
Number
On-Screen Text Description
1.5 “Invalid read/wrt” Software error-mismatch. Open mode vs. Write
or Read command.
1.12 “Ser parity error” Serial Port Parity error-not currently used.
1.13 “Bad dev I/O oper” Software error-invalid I/O request.
1.27 “Timeout on Read” Software error-unexpected timeout on Read.