DEC 4000 600 series, Руководство пользователя, Страница: 239 / 242

Troubleshooting (cont’d)
pre-console mode problems, 9–9
TSZ07 drives
finding information on, 5–42
hardware specifications, 5–4
tta0_baud environment variable
described, 4–2
displaying current value, 4–16
tta0_halts environment variable
described, 4–2
tta1_baud environment variable
described, 4–2
displaying current value, 4–16
tta1_halts environment variable
described, 4–2
TZ30 drives
cleaning, 5–41
compatible tapes, 5–29
components, 5–29
described, 5–29
hardware specifications, 5–4
inserting a tape into, 5–32
lights, 5–36
operating, 5–29
removing a tape from, 5–34
tapes, labeling, 5–38
troubleshooting, 9–14
TZ85 drives
cleaning, 5–41
compatible tapes, 5–22
components, 5–22
described, 5–22
hardware specifications, 5–4
inserting a tape into, 5–24
lights, 5–28
operating, 5–22
removing a tape from, 5–26
tapes, labeling, 5–38
troubleshooting, 9–14
U
Uninterruptible power supply
See UPS
UNITNUM parameter, 6–27
UPS, 7–9
Use Cleaning Tape light, 5–41
V
VAX architecture, 7–3
VAX console commands, 3–3
VMS
See OpenVMS AXP operating system
VMS operating system, 7–3
See also OpenVMS AXP operating system
VMScluster configurations, 6–4
VT420 terminal, keyboard characters, 2–6
W
Wrist strap, using, 8–6
Write-enabling
defined, 5–37
RZ- or RF-series drive, 5–8
Write-protecting
defined, 5–37
RZ- or RF-series drive, 5–8
Index–9