Справочник Пользователя для IBM 201
Identifying problems using LEDs
The LEDs are part of the light-path diagnostics built into the NAS 200 engine. The
LEDs help you identify the type of system error that occurred. See the following
sections for more information.
LEDs help you identify the type of system error that occurred. See the following
sections for more information.
Power-supply LEDs
The AC and DC power LEDs on the power supply provide status information about
the power supply.
the power supply.
Table 3 on page 49 describes the AC and DC power LEDs.
Note: The minimum configuration required for the DC good light to come on is:
v
Power supply
v
Power backplane
v
System board (with pins 2 and 3 on J23 extension cable connected
together to bypass the power switch.
together to bypass the power switch.
48
NAS 200 User’s Reference