CHAPTER 2 NDA-24296
Page 120
Revision 1.0
PH-SW10
Time Division Switch
5. Switch Settings
Standard settings for switches on this circuit card are shown in the table below.
SYNC
Green Remains lit while the system is sync hronized with the network.
OFF
Remains off when any of the following have occurred.
DCS clock failure when receiving the clock signals from the DCS.
DTI clock failure when receiving the clock signals from the DTI.
Drifting failure
ICK Green
Lights when the T SW (PA-SW10) internal oscillator is operating n o rmally.
Note 1: The ICK LED will illuminate even when the internal PLO circuit is
operational.
ECK Green
Lights when the high-precision clock signals are received from OSC circuit card
(PA-CK14).
Note 2: The ICK LED will not illuminate when the PA-CK14 is operation al.
SWITCH
NAME SETTING STANDARD
SETTING MEANING
MB UP C irc uit car d M ake-busy.
DOWN ×C irc uit car d Make-busy c an cel.
TSWMBR UP TSW Make-busy request.
DOWN ×TSW Make-busy request cancel.
PLOMBR UP PLO Ma ke- busy req uest.
DOWN ×PLO Ma ke- busy req uest c a nc el.
SW12 1-F 1 Fixed to 1.
L AMP N AME COLOR STATE