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ACD1
3. Test items
3-1. SRAM test (NO. 01)
Contents:
Checks Address Bus and Data Bus of SRAM.
Example of executing screen
*** 01. SRAM
***
EXIT:[ENTER]
SRAM AddressBus
OK!
SRAM DataBus
OK!
[SRAM test screen]
Check
items
・
Check if the SRAM
（
CPU circuit board: IC009) is installed properly.
・
Check the connection between the SRAM and CPU (CPU circuit board: IC002).
3-2. BATTERY test (NO. 02)
Contents:
Check the remaining level of the backup battery.
Example of executing screen
*** 02. BATTERY
***
EXIT:[ENTER]
VOLTAGE: 3.18[V]
OK.
[BATTERY test screen]
Check
items
・Check the battery (CPU circuit board: installed to the battery holder [BT001]).
・
Check the connection between the battery and PTK [1] (114Pin) of the CPU (CPU circuit board: IC002) and
between the battery and AN [6] (238Pin).
3-3. MAC ADDRESS test (NO. 03)
Contents:
Automatically checks if the
fi
rst three digits of the MAC ADDRESS are “00.A0.DE”.
Example of executing screen
*** 03. MAC ADDRESS ***
EXIT:[ENTER]
Ethernet Mac Address 00.A0.DE.25.BA.5E
Mac Address OK.
[MAC ADDRESS test screen]
Check
items
・
Recheck with the testing item selection list screen if the MAC ADDRESS is written.
