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NDA-24296 CHAPTER 3
Page 455
Revision 1.0
PA-2CCHA
Common Channel Handler
3. Face Layout of Lamps, Switches, and Connectors
The face layout of lamps, switches, and connectors on this circuit card is shown in Figure 3-133.
Figure 3-133 Face Layout of PA-2CCHA (CCH)
4. Lamp Indications
The contents of lamp indications of this circuit card are shown in the table below.
LAMP NAME COLOR STATE
OPE Green Remains lit while this circuit card is operating.
N-OPE Red Remains lit while this circuit card is in make-busy state.
DOPE0
DOPE1
Red Lights when the common channel signalling link is set up.
Flash Flashes when CCH is started up.
OPE
N-OPE
MB
DOPE0
DOPE1
SW01
SW02
SW14
SW13
SW12
SW11
SW10
TRK
To "CN2" connector
on CCT/DTI
DCH/CCH
To "TRK" connector
on other DCH/CCH