RSTU Standard Telephone Interface Unit
DK40 Universal Slot PCBs
Strata DK40 I&M Manual Spring 1999
3-27
Refer to the Strata DK40 Programming Manual or DK Library CD-Rom for more details.
SSTU
Subunit
W1
HL
W1 Ring Voltage
H = 190V P-P
L = 130V P-P
(PSTU2 only)
Backplane Connector
50-Pin Amphenol Connector (Female)
1375
Figure 3-12 PSTU and Subunit (SSTU)
SSTU
Subunit
P6
P7 UP
R48S
RSTU2
Backplane Connector
50-Pin Amphenol
Connector (Female)
Optional
R48S
Installed
on RSTU2
1376
Figure 3-13 RSTU2 Controls and Interface Connectors