L3 Cache Shorts Test, Step 2:
Enter recorded Fail Criteria *, MLR, 1.9vL3TR in the
equation below
1.9vL3TR - MLR > Fail Criteria
Is the left Side of
the equation Greater
than the Right Side?
NO
Yes
Record Resistance.
Call this resistance" 1.9v L3 Total Resistance"( 1.9vL3TR)
Is the left Side
of the equation
greater than 1
Ohm?
NO
Yes
Inspect Interposer
for shorts
Are Shorts
Visible?
Yes
Reject the L3
cache module
Reinstall the
L3 cache module
Has this L3
been removed &
reinstalled
NO
Yes
C
NO
Connect Meter
"V" to Test Card "1.9V L3 LGA" (Blue Jack)
Meter "COM" to Test Card either "COMMON RET" (Black Jack)
Install another L3
cache module
[U1.18-P1-Cx]
Examples:
0.10 > 0.40 Follow NO (Fail)
0.90 > 0.40 Follow YES (Pass)
Remove L3
cache module
NO
D
Yes
Are all the
memory & I/O
disengaged?
DO NOT POWER
ON
Contact Next
Level Of Support
Are all
The Memory
Disengaged?
Disengage A Memory Book
Memory are removed one at a time
NO
Disengage One I/O Book
Primary I/O Book First
Secondary I/O Books second
Yes
826
Eserver
pSeries 670 Service Guide
Summary of Contents for pSeries 670
Page 1: ...pSeries 670 Service Guide SA38 0615 03 ERserver...
Page 2: ......
Page 3: ...pSeries 670 Service Guide SA38 0615 03 ERserver...
Page 12: ...x Eserver pSeries 670 Service Guide...
Page 16: ...xiv Eserver pSeries 670 Service Guide...
Page 18: ...xvi Eserver pSeries 670 Service Guide...
Page 324: ...Yes Go to Step 154A 14 on page 302 304 Eserver pSeries 670 Service Guide...
Page 718: ...698 Eserver pSeries 670 Service Guide...
Page 848: ...L3 Cache Shorts Test Step 4 828 Eserver pSeries 670 Service Guide...
Page 849: ...L3 Cache Shorts Test Step 5 Chapter 9 Removal and Replacement Procedures 829...
Page 851: ...L3 Cache Shorts Test Step 2 Chapter 9 Removal and Replacement Procedures 831...
Page 853: ...L3 Cache Shorts Test Step 4 Chapter 9 Removal and Replacement Procedures 833...
Page 854: ...L3 Cache Shorts Test Step 5 834 Eserver pSeries 670 Service Guide...
Page 971: ...7040 Model 671 Media Subsystem 1 2 3 4 5 6 7 8 9 10 Chapter 10 Parts Information 951...
Page 973: ...Power and SCSI Cables to the Media Subsystem 1 2 3 5 4 6 Chapter 10 Parts Information 953...
Page 986: ...966 Eserver pSeries 670 Service Guide...
Page 990: ...970 Eserver pSeries 670 Service Guide...
Page 1018: ...998 Eserver pSeries 670 Service Guide...
Page 1020: ...1000 Eserver pSeries 670 Service Guide...
Page 1028: ...1008 Eserver pSeries 670 Service Guide...
Page 1031: ......