HP ProSignia 120 Maintenance And Service Manual
Download Maintenance and service manual of HP 140 All in One Printer, Copier for Free or View it Online on All-Guides.com. This version of HP 140 Manual compatible with such list of devices, as: 140, 155, 160, 170
Brand: HP
Category: All in One Printer , Copier , Laptop , Printer
Type: Maintenance and service manual
Model: HP 140 , HP 155 , HP 160 , HP 170
Pages: 144 (2.84 Mb)
Troubleshooting 2-5
If you receive one of the error messages listed in Table 2-2, follow the recommended
action.
Table 2-2
Warning Messages
Message Description Recommended Action
CMOS checksum invalid, run SCU CMOS RAM information has been
corrupted.
Run Computer Setup to reinitialize
CMOS-RAM.
CMOS failure, run SCU CMOS RAM has lost power. Run Computer Setup to reinitialize
CMOS-RAM.
Diskette controller error The diskette drive controller failed
to respond to the recalibrate
command.
If there is no diskette drive in the
system, run Computer Setup to
properly configure the CMOS-RAM
to show no diskette drive present. If
the problem persists, or if a diskette
drive is present, complete these
steps until the problems is solved:
1. Check diskette drive connections.
2. Replace diskette drive.
3. Replace system board.
Diskette track 0 failed The diskette drive cannot read
track 0 of the diskette in the drive.
Try another diskette. If the problem
persists, you may need to replace
the diskette drive.
Hard disk controller error The hard drive controller failed to
respond to the reset command.
Check the drive parameters. Turn
off the system and check all related
connections.
Keyboard controller failure The keyboard failed the self-test
command.
Replace the system board.
Keyboard failure The keyboard failed to respond to
the RESET ID command.
Replace the keyboard. If the
problem persists, replace the
system board.
No interrupts from Timer 0 The periodic timer interrupt is not
occurring.
Replace the system board.
ROM at xxxx (LENGTH yyyy) with
nonzero checksum (zz)
An illegal adapter ROM was located
at the specified address.
Check the external adapter (such as
a video card) to determine if it is
causing the conflict.
Time/Date corrupt - run SCU The time and date stored in the
real time clock have been
corrupted, possibly by a power
loss.
1. Run Computer Setup.
2. If problem persists, replace
auxiliary battery.
3. If problems persists, replace
system board.
Hard disk xx failure (or error) A failure or an error occurred when
trying to access the hard drive.
1. Run Scan disk.
2. Check disk in DOS and
Windows 95. If problem persists,
refer to Table 2-11.
Unsupported memory module An EDO memory module was
installed in the memory expansion
slot.
Remove the EDO memory module
and replace with SDRAM memory
module.