IBM 7208 345, Руководство по обслуживанию

Страница: 18 / 68

Liquid Crystal Display
The 7208 Tape Drive features a liquid crystal display (LCD) (
5
in Figure 1 on
page 1). The LCD provides operating and error messages.
Table 2 shows a list of messages that display on the LCD.
Table 2. LCD Messages
Reset Messages
RESET
The first message to appear during the power-on sequence.
MODEL:
Variable information about the tape drive, in this case
IBM-60GB
.
SUBMOD:
The submodel number of the tape drive.
SN:
The serial number of the tape drive.
CODE:
The level of the tape drive’s firmware.
LAST CLN:
The number of hours since the last cleaning.
COMPRESSION:
Whether data compression is turned on (the default) or
turned off.
SINGLE ENDED
or
DIFFERENTIAL
The type of SCSI input/output electrical interface.
WIDE
The width of the SCSI bus (measured in bits or bytes).
SCSI ID:
The SCSI address of the tape drive (0 through 15). The
default is 0.
LANGUAGE:
The current language used on the LCD. To change the
language, turn off the power to the tape drive. Press and
hold the unload button immediately after turning the
power back on. When the desired language displays, release
the unload button.
Tape Drive Status Messages
READY-NOTAPE
The tape drive is ready to accept a cartridge.
V
‾
V
LOADING....
The tape drive is loading the tape.
V
‾
V
READY-TAPE
The tape drive successfully loaded the tape and is ready for
read or write operations.
V
‾
V
ILLEGAL TAPE
An unsuitable tape has been loaded and rejected.
<< EJECT======
The unload button was pressed. The tape drive will eject
the cartridge as soon as it finishes the current operation.
V
‾
V
EJECT PREVNT
The unload button was pressed, and the system software
has issued a command to prevent the eject function.
Tape Motion Messages
V
↑
V
READ+ uuuuu =
The tape drive is reading data. The + sign appears when
the data is compressed. The boxes (
u
) represent the amount
of tape processed (out of a total of six boxes). The = sign
represents the amount of unprocessed tape.
V
↓
V
WRITE+ uuuu =
The tape drive is writing data. The + sign appears when the
data is compressed.
V
/
V
PROTECTED
The tape drive cannot write data because the data cartridge
is write-protected.
V
/
V
ILLEGAL WRT
The tape drive cannot write to the type of data cartridge
inserted. This message remains until a proper tape is
inserted or a tape motion command is issued.
4
7208 Model 345 Service Guide