AT&T System 25 - Manual (Page 352)

APPENDIX E: Administration Codes and Data
Table E-R. Port Options
PORTS, Station/Trunk/Special Port Circuit Board Options
FOR QUALIFIED SYSTEMS TECHNICIANS ONLY
(See Table E-S, " Applicable Options " )
ACTION DESCRIPTION DATA
32 Set CO disconnect time (in 20 msec [0-2540 msec; 500]
increments)
33 Set end-to-end signaling tone timing
(in 20 msec increments)
FOR TN742 AND ZTN78 ONLY:
[20-2540 msec; 340]
FOR ALL OTHER BOARDS: [0-2540 msec; 60]
34 Set end-to-end signaling pause timing
(in 20 msec increments)
FOR TN742 AND ZTN78 ONLY: [20-2540 msec; 100]
FOR ALL OTHER BOARDS: [0-2540 msec; 60]
35 Set hybrid balance. Data is balance [1/0] .
t y p e : 1=Resistor;
0=Resistor/Capacitor. Trunk ports
default to 0; station ports default to 1.
36 Set gain; 1 (Gain=3dB) or 0 (Gain=0dB) [ 1 / 0 ]
37 Set E&M signaling type. Data is [ 0 - 2 ]
signaling type 0 (Type 1 compatible), 1
(Type V), or 2 (Type l).
38 Set answer supervision delay timing [0-51 00 msec; 300]
Warning: The default values in Tables E-R and E-S must not be
changed without the support and guidance of Tier Ill
s t a f f .
E-33