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TOTAL ACCESS 4303 PLUS DC POWER SUPPLY
JOBAID
0401
DC SUPPLY
CLEI:SUPPLYSL OCDBC_ _
DC1202335L1PLUSTEMPPOWER
|
FRONT PANEL LEDs
POWER | ● Off | Both |
|
| or incorrect polarity on the voltage supplied to the shelf |
| ● Green | Power supplied is the correct voltage and polarity; backplane |
|
| and hot insertion voltages correct |
| ● Amber | |
|
| plane voltage |
| ● Red | |
|
| insertion voltage |
TEMP | ● Off | Normal |
| ● Red |
DESCRIPTION
The Total Access® 4303 Plus DC Power Supply is a removable assembly that provides the voltages necessary for proper system operation. The unit features LEDs for over- temperature and DC output, an input fuse, and the ability to be
The following features are supported on the Total Access 4303 Plus DC Power Supply:
■Thermal limit indicator with open collector output
■DC status indicator on the 2.1 and 5 volt outputs with open collector output
■Short circuit protection
■Compatible with existing Total Access DC Power Supplies (P/N 1200335L1)
SPECIFICATIONS
Specifications
Input Voltage | |
Operating Temperature | |
Storage Temperature | |
Relative Humidity | Up to 95% noncondensing |
Over Temperature Indication | 90°C ±5% |
Fused | |
Backplane Voltage Short Circuit Protection | |
Compliance | FCC Part 15, UL 60950, NEBS Level III, |
|
ALARM RELAYS
There are eight alarm relays that provide normally open or normally closed contacts for each of the following alarms:
■Visual Critical
■Visual Major
■Visual Minor
■Audible Critical
■Audible Major
■Audible Minor
■Auxiliary 1
■Auxiliary 2
POWER SUPPLY 48 PIN CONNECTOR PINOUT
Pin # | Row A Signal | Row B Signal | Row C Signal |
1 | AUD_CRIT_NO | AUD_CRIT_COM | AUD_CRIT_NC |
2 | AUD_MAJ_NO | AUD_MAJ_COM | AUD_MAJ_NC |
3 | AUD_MIN_NO | AUD_MIN_COM | AUD_MIN_NC |
4 | VIS_CRIT_NO | VIS_CRIT_COM | VIS_CRIT_NC |
5 | VIS_MAJ_NO | VIS_MAJ_COM | VIS_MAJ_NC |
6 | VIS_MIN_NO | VIS_MIN_COM | VIS_MIN_NC |
7 | AUX1_RLY_NO | AUX1_RLY_COM | AUX1_RLY_NC |
8 | AUX2_RLY_NO | AUX2_RLY_COM | AUX2_RLY_NC |
9 | PS_OK | PS_TEMP | |
10 | 2.1V | PS_PRESENT | |
11 | 2.1V | 2.1V | 2.1V |
12 | 2.1V | VCC | |
13 | GND | GND | GND |
14 | GND | GND | PSRLY_CLK |
15 | GND | PSRLY_LOAD | PSRLY_DATAIN |
16 | FR_GND |
| PSRLY_DATAOUT |
C A U T I O N !
SUBJECT TO ELECTROSTATIC DAMAGE
OR DECREASE IN RELIABILITY.
HANDLING PRECAUTIONS REQUIRED.