Service manual

3
MAP 0100: Power Distribution Analysis
3-11
Maintenence Analysis Procedures
1
Ensure the product is connected to facility power. Inspect the product
for indications of being powered on, such as:
• An illuminated PWR LED (green) or ERR LED (amber).
• Illuminated LEDs adjacent to Fibre Channel ports.
• Audio emanations and airflow from cooling fans.
Is the product powered on?
YES NO
↓ A power distribution problem is indicated. Go to step 4.
2
Tab le 3 - 4 lists event codes, explanations, and MAP steps.
3
As indicated by visual inspection or event code 200 or 201, one or
both power supplies failed and must be disconnected and replaced.
Refer to RRP 2: Redundant Power Supply.
• The procedure is concurrent and performed while the product is
operational.
• Perform a data collection as part of FRU removal and
replacement. Refer to Collecting Maintenance Data (EFCM
Basic Edition) or Collecting Maintenance Data (Element
Manager).
Was the maintenance action successful?
NO YES
↓ The product is operational. Exit MAP.
Contact the next level of support. Exit MAP.
Table 3-4 MAP 100 Event Codes
Event
Code
Explanation Action
200 Power supply AC voltage failure. Go to step 3.
201 Power supply DC voltage failure. Go to step 3.