84 FC 5078/0578
90 FC 5075
Use the arrow keys to increment / decrement to correct Configuration ID.
(07xx will be displayed where xx is the Configuration ID). Press Enter.
(07xx 00 will be displayed)
e. After a few seconds the display on the addressed non-system unit will
stop blinking and return to displaying the frame address. On a system
unit, the display will not show the series of bring up SRCs on the panel.
After going through function 07A9 from the panel exit back to function 01
manually, the tower ID is updated.
f. If this operation was done on a non-system unit, use the arrow keys to
increment/decrement to display 07** . Press Enter to display 07. You can
now scroll to any function needed.
16. Power on the system.
Does the SRC 1xxx 840D, 840E, or 840F occur on the panel?
Yes No
↓ This ends the procedure.
17. Perform the following:
a. Power off the system.
b. Exchange the SPCN card in the system unit (TWRCARD).
This ends the procedure.
18. Is the SRC 1xxx 8430 or 1xxx 8440?
No Yes
↓
a. Power off the system.
b. Connect the V/S COMM cable.
For Model 830/SB2 - part number 44L0033.
For Model 840/SB3 - part number 44L0007.
c. Power on the system.
Does the same SRC appear on the control panel?
No Yes
↓ Go to the next FRU on the list.
19. Is the SRC 1xxx 8431 or 1xxx 8441?
No Yes
↓
a. Power off the system.
b. Disconnect the V/S COMM cable.
For Model 830/SB2 - part number 44L0033.
For Model 840/SB3 - part number 44L0007.
c. Power on the system.
Does the same SRC appear on the control panel?
No Yes
↓ Go to the next FRU on the list.
Symbolic FRUs
Chapter 3. Problem Isolation Procedures (PIPs), Failing Items, and Symbolic FRU Isolation 543