Models 270, 800, And 810 - Time Of Day (Tod) Battery; Model 820 Remove And Replace Procedures - IBM iSeries 270 Service Manual

– 96: Model 270 with processor CCIN 24A0, 24A2, 24A4, 25BD and with FC 7104, (with
removable processor)
v For Models 800 and 810:
– 91: Models 800 and 810 with CCIN 25B9, 25BA, 25F0 and without expansion unit (FC
7116), (without removable processor)
– 92: Model 810 with processor CCIN 25EB and without expansion unit (FC 7116), (with
removable processor)
– 95: Models 800 and 810 with CCIN 25B9, 25BA, 25F0 and with expansion unit (FC 7116),
(without removable processor)
– 96: Model 810 with processor CCIN 25EB and with expansion unit (FC 7116), (with
removable processor)
e. Use the arrow keys to increment/decrement to the correct configuration ID (07xx will be displayed,
where xx is the configuration ID). Press Enter.(07xx 00 will be displayed).
12. The control panel will display the series of bring-up SRCs and then display function 01.
This ends the procedure.

Models 270, 800, and 810 - Time of day (TOD) battery

For use by authorized service providers.
Use this procedure to remove or replace the Time of day (TOD) battery in the Models 270, 800, and 810.
The Models 270, 800, and 810 may be housed in a FC 0551 frame. The upper and lower system units are
placed on rails in the frame. If you are working on the upper or lower unit, follow these instructions and
access the internal parts by opening the front cover and sliding the system unit out on its rails.
CAUTION:
This product contains a lithium battery. To avoid possible explosion, do no burn, exchange, or
charge the battery. Discard the battery as instructed by local regulations for lithium batteries.
(RSFTC232)
To remove or replace the time of day battery:
1. Power off the system and unplug ac power cable. See Power on/off the system and logical partitions.
On Models 270, 800, and 810 with a system unit expansion attached, disconnect both the system line
cord and the expansion unit line cord.
2. Remove the left side cover. See Models 270, 800, and 810 - Covers.
3. Remove the card directly above and below the TOD battery. See Models 270, 800, and 810 - Cards
(dedicated).
4. Remove the TOD battery by sliding it toward the back of the system.
5. Reverse this procedure to install the new battery.
6. After installation is complete, IPL the system in Manual Mode.
7. Have the customer set the time and date.
This ends the procedure.

Model 820 remove and replace procedures

For use by authorized service providers.
Model 820 - Air moving device - B01 through B04
Model 820 - Cards (concurrent)
Model 820 - Cards (dedicated)
16
Hardware (Remove and Replace; Part Locations and Listings)