Rtc Battery - HP ProBook 455 G7 Maintenance And Service Manual

RTC battery

Table 5-15 RTC battery description and part number
Description
RTC battery
Before removing the RTC battery, follow these steps:
1. Prepare the computer for disassembly
2. Place the computer in Battery Safe mode
3. Remove the bottom cover
4. Remove the battery
Remove the RTC battery:
NOTE: The RTC battery connector is located on the bottom of the card reader board.
1. Remove the screws from the card reader board, and then position the board upside down so that you
can access the connectors underneath (see
2. Disconnect the RTC battery from the card reader board (1).
3. Lift the battery to disengage it from the adhesive that secures it to the computer (2).
Reverse this procedure to install the RTC battery.
(Preparation for disassembly on page
(Battery Safe mode on page
(Bottom cover on page
(Battery on page 34).
Card reader board on page
32).
33).
51).
Component replacement procedures
Spare part number
L02772-001
32).
53