Remove and replace a9 pcb sram battery, Figure 8-4 – Anritsu 373XXA User Manual
Page 125

n Check the Service Log for any new errors. (Note that the
service log is non-volatile; it may contain error entries
from a previous problem or service operation.)
n Run the Self Test procedure.
n Refer to Chapter 5, Troubleshooting, if any system errors
are reported.
Step 4.
Use front panel keys to set to Dual Channel Display 1 & 3.
Step 5.
Save front panel setup to memory as follows:
n Press the Save/Recall Menu key
n Select SAVE from menu (top left): then in sequence se-
lect: FRONT PANEL SETUP IN INTERNAL MEMORY
|MEMORY 1
Step 6.
Reset system to default settings by pressing the Default
key.
Step 7.
Ensure the system resets to back to the default
Quad-Channel display. Refer to Chapter 5, Trouble-
shooting, if it does not.
Step 8.
Recall the saved memory 1 setup as follows:
n Press the Save/Recall Menu key
n Select RECALL from menu (bottom left): then in se-
quence select: FRONT PANEL SETUP IN INTERNAL
MEMORY |MEMORY 1
REMOVE AND REPLACE
A9 PCB SRAM BATTERY
373XXA MM
8-11
SRAM
Battery
Figure 8-4.
Location of SRAM Battery on the A9 PCB
SAVE/RECALL
FRONT PANEL
AND CAL DATA
SAVE
RECALL
PRESS
TO SELECT
FUNCTION
RECALL
(OR SAVE)
FRONT PANEL
SETUP IN
INTERNAL MEMORY
FRONT PANEL
SETUP AND
CAL DATA
ON HARD DISK
FRONT PANEL
SETUP AND
CAL DATA
ON FLOPPY DISK
PRESS
TO SELECT
SAVE FRONT
PANEL SETUP TO
INTERNAL MEMORY
MEMORY 1
MEMORY 2
MEMORY 3
MEMORY 4
MEMORY 5
MEMORY 6
MEMORY 7
MEMORY 8
MEMORY 9
MEMORY 10
PREVIOUS MENU
PRESS
TO SELECT
OR
USE KEYPAD
SAVE/RECALL
FRONT PANEL
AND CAL DATA
SAVE
RECALL
PRESS
SELECTFUNCTION
RECALL
(OR SAVE)
FRONT PANEL
SETUP IN
INTERNAL MEMORY
FRONT PANEL
SETUP AND
CAL DATA
ON HARD DISK
FRONT PANEL
SETUP AND
CAL DATA
ON FLOPPY DISK
PRESS
TO SELECT
SAVE FRONT
PANEL SETUP TO
INTERNAL MEMORY
MEMORY 1
MEMORY 2
MEMORY 3
MEMORY 4
MEMORY 5
MEMORY 6
MEMORY 7
MEMORY 8
MEMORY 9
MEMORY 10
PREVIOUS MENU
PRESS
TO SELECT
OR
USE KEYPAD