IBM 2104 Model DS4, Руководство по установке

Страница: 63 / 103

Switching on and testing the 2104 Model DS4
Perform the following steps to switch on and test the 2104 Model DS4:
1. If the power to the host system is switched off, switch it on.
2. Refer to Figure 45.
The 2104 Model DS4 has three lights. The green power light
1
comes on and
stays on. The amber check light
2
comes on for approximately 2 seconds and
goes off. The unit identity light
3
is off. See Figure 45.
Each disk drive module has two lights. The green activity light
4
comes on for
approximately 2 seconds when power is first supplied to the disk drive; it then
goes off. The amber check light
5
then comes on for approximately 2 seconds
and then goes off.
Note: Dummy disk drive modules have no lights.
Configuration is complete when the lights on the 2104 Model DS4 and its
installed disk drive modules are as follows:
2104 Model DS4 power light
1
is on.
2104 Model DS4 check light
2
is off.
2104 Model DS4 unit identify light
3
is off.
Activity light
4
on each installed disk drive module is off.
Check light
5
on each installed disk drive module is off
If the lights are correct:
a. Refer to “Web sites” on page xxx for the latest microcode and system
software levels. Ensure that the using system software is at the correct level
for the 2104 Model DS4, and that the correct level of microcode for the disk
drive modules has been loaded.
b. Go to Appendix B, “Cable configurations,” on page 35, which gives
information about how to configure your 2104 Model DS4 to the host
5
2
1
3
4
SC000285
Figure 45. Checking the lights
Installing a 2104 Model DS4
31