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Section 61150.052L1-5, Issue 1
4. FACEPLATE INDICATORS
Table C shows the status indicators for incoming
power, ringing voltage, and outgoing voltages.
-42.25 VDC to -56.00 VDC,
-48 VDC, nominal
3.0 A
0 Vrms to 120 Vrms
105 Vrms, nominal
0.25 A
+5 VDC ± 5%
4 A, maximum
+12 VDC ± 10%
1 A, maximum
-12 VDC ± 10%
1 A, maximum
-42.25 V to -56.00 V
2 A, maximum
0 to 120 Vrms
105 V, nominal
0.25 A, maximum
DC Voltage
Current
Ringing Voltage
Current
+5 V
+12 V
-12 V
-48 V filtered
20 Hz
Input
Output
Table B. ACT PSU Specifications
Figure 2. Connector Pin Assignments
901 Explorer Boulevard • Huntsville, Alabama • 35806-2807 • (205) 971-8000 • FAX (205) 971-8699
3. CONNECTIONS
3.1 Figure 2 shows the ACT PSU connector pin
assignments. All inputs and outputs to the ACT PSU are
made through the backplane. No additional backplane
wiring is necessary for normal operation.
Indicator
PWR ON,
20 HZ ON
PWR FAIL
Description
Indicator turns
On
whenever incoming
power or ringing voltage is present.
Indicator turns
On
whenever one of the
outgoing voltages of the individual PSU has
failed.
Table C. Faceplate Indicators
5. MAINTENANCE
5.1 The ACT PSU requires no routine maintenance
to operate properly.
The faceplate has two faceplate fuses. If a fuse
blows, a colored pin becomes visible from the front of the
channel bank. To remove a fuse, grasp it and firmly pull
it from the holder. To insert a fuse, push it into the holder
until it firmly seats.
5.2 ADTRAN does not recommend that repairs be
performed in the field. Repair services may be obtained
by returning the defective unit to the ADTRAN Repair
Department (see subsection 6.2).
6. WARRANTY AND CUSTOMER SERVICE
ADTRAN will replace or repair this product within
five years from the date of shipment, if the product does
not meet its published specifications or if it fails while in
service. For detailed warranty, repair, and return
information, refer to the ADTRAN Equipment Warranty
and Return Policy Procedure.
6.1 Return Material Authorization (RMA) is required
prior to returning equipment to ADTRAN.
6.2 For service, RMA requests, or further information,
contact one of the following numbers.
ADTRAN Customer Service:
RMA (205) 971-8722
Technical Support (800) 726-8663
Applications Engineering (800) 615-1176
Sales (800) 827-0807
Repair and Return Address:
ADTRAN, Inc.
Customer Service Department
901 Explorer Boulevard
Huntsville, Alabama 35806-2807
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TPSS
TSPV
RSPV
PFAIL
20 Hz FUSED
20 Hz IN
GND
GND
- 12 V
+ 12 V
GND
GND
+ 5 V
+ 5 V
- 48 F
- 48 F
- 48 V
- 48 V
- 48 V IN
- 48 V IN
FRM GND
MAD0
MAD1
MAD2
20 Hz FUSED RET
20 Hz IN RET
GND
GND
- 12 V
+ 12 V
GND
GND
+ 5 V
+ 5 V
- 48 FRT
- 48 FRT
- 48 VRT
- 48 VRT
- 48 IN RT
- 48 IN RT
FRM GND