DEFINITY Enterprise Communications Server Release 7
Maintenance for R7r
555-230-126 Issue 4
June 1999
Maintenance Object Repair Procedures
9-1320POWER
9
a The equipment must be installed in a well-ventilated area. Maximum equipment performance is
obtained at an ambient room temperature between 40 and 120 degrees Fahrenheit (4 and 49
degrees Celsius) for short term operation (not more than 72 consecutive hours or 15 days in a year)
and up to 110 degrees Fahrenheit (43 degrees Celsius) for continuous operation.
d. If you have an alarm and all LEDs are ok (PWR OK and BOK) on the
rectifier modules, and the BIU (Battery Interface Unit), make sure the
BIU and the RM0850 rectifiers are seated properly (plugged in). If the
BOK LED on the BIU is ok use the following information to check the
number of rectifiers serving this cabinet:
Number of carriers Number of rectifiers
per cabinet per cabinet
----------------------------|---------------------------------
1 2
2 3
3 3
4 4
5 4
If the number of rectifiers is correct replace the maintenance circ uit pack
in the EPN or PPN.
10 FAIL Error codes 2 and 8 have occurred. Refer to these descriptions. Also, refer to
the description for error code 14 for this test.
12 FAIL Error codes 4 and 8 have occurred. Refer to these descriptions. Also, refer to
the description for error code 14 for this test.
14 FAIL Error codes 2, 4, and 8 have occurred. Refer to these descriptions.
NOTE:
This could also indicate that the detection logic on the SYSAM or EPN
MAINT (Maintenance) circuit pack is defective. Such an error will not be
detected by the respective maintenance. If many environment tests are
failing, replace t he suspect circuit pack (d epending on system
configuration).
PASS The SYSAM in a PPN or the EPN Mai ntenance c ircuit p ack in an EPN h as
reported that the status of Battery & Battery Charger is good.
Table 9-513. TEST #5 Battery & Battery Charger Query Test — Continued
Error
Code Test
Result Description/ Recommendation
Continued on next page