Toshiba STRATA DK14 Installation And Maintenance Manual page 378

Universal Slot PCBs
PCB Chapter Layout
Programs *81, *84, *87: Assigns which [DN] will flash when the CO line rings a telephone.
Program 93: Assigns names to lines.
Table 9-10 RCOU Controls, Indicators, and Connectors
Control/Indicator/Connector
CO line circuit 1~4 indicators
J1 connector
J2 connector
PAD switch SW101 (circuits 1)
PAD switch SW201 (circuit 2)
PAD switch SW301 (circuit 3)
PAD switch SW401 (circuit 4)
RCOS connector P11, P12, P13,
P14
RCOS
Connectors
Figure 9-17 RCOU PCB
9-34
Type of Component
Red LED
Modular connector
Modular connector
2-position slide switch
10-pin male connector
P14
SW401 SW301
3 0 3 0
P13
CO Line Modular
Jack Circuits
3 and 4
4 3 2 1
Red LEDs
Description
Lights to indicate that line circuit is in operation.
(CO line indicator will not light unless RCOU is
connected to a CO line).
Interface connector for CO line circuits 1 and 2.
Interface connector for CO line circuits 3 and 4.
Enables -3dB signal level drop for CO line
circuit.
Interface connector for RCOS 4-circuit loop
start CO line unit.
Backplane Connector
SW201 SW101
3 0 3 0
CO Line Modular
Jack Circuits
1 and 2
J2 J1
P12
P11
RCOS
Connectors
1379
Strata DK I&M 6/00