NEC ELECTRA ELITE IPK II - Page 320

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6 - 178 Installing ETUs (Circuit Cards)
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Document Revision 3 Electra Elite IPK II
The PVA(X)-U( ) ETU has the following switches.
J DIP switch SW1
Refer to Table 6-70 PVA(X)-U( ) ETU Rotary Switch SW3. This
switch has four selector switches:
H SW1-1 N/A
H SW1-2 N/A
H SW1-3 N/A
H SW1-4 Placed ON to restore factory default software
package when used with Rotary Switch SW3.
H RESET Switch SW2
This switch allows the technician to reset the PVA(X)-U( )
without having to remove and insert it again in the KTS.Rotary
Switch SW3
This 16-position (0~9,A~F) rotary switch selects display
options. Only A is currently used. Refer to Table 6-70
PVA(X)-U( ) ETU Rotary Switch SW3.
8.10.6 LED Indications
Refer to Table 6-71 Default Boot Sequence: In Active PVA(X)-U( )
ETU without IP Application Loaded.
The Boot sequence in this table occurs when the ETU is at factory
default and the IP Application is not loaded.
Refer to Table 6-72 Active PVA(X)-U( ) ETU with IP Application
Loaded.
Table 6-70 PVA(X)-U( ) ETU Rotary Switch SW3
SW1-4
Setting
SW3
Position
Status
ON A Restores Factory Default Package
Notes:
1. When setting factory configuration, the ETU must initially boot up
with configured switch settings.
2. When Rotary Switch SW3 is selected, Switch SW1-4 must be ON.
3. Restoring the factory software package may take up to five
minutes.
4. When the ETU has completed booting, return Switch SW1-4 to
OFF and Rotary Switch SW3 to 0.