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Nedap uPASS REACH - 5 Led Indications

Nedap uPASS REACH
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UPASS REACH | INSTALLATION GUIDE
LED Indications
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5 LED INDICATIONS
A number of LEDs indicate the current status of the uPASS Reach reader.
UERR
UREAD
UTAG
USTS
RESET
TEST
Figure 23: LED locations
Table 1 below describes the function of each LED.
Led
Description
RX
LEVEL
LED bar indicating the received tag signal strength. This LED bar may also
indicate the presence of radio interference. In case of interference, try
switching to a different frequency. See chapter 6.
RDIS
Read Disable LED. On while reading disabled. See chapter 3.5.2.
IN1
Input 1 status. On when input 1 contact is closed. See chapter 3.5.3.
TXD
Transmit serial data.
RXD
Receive serial data.
ID
TRANSIT compatible processor ID LED. Blinks when a NEDAP UHF XS tag is
identified.
STS
TRANSIT compatible processor status LED.
SQ-ACT
Squelch active. When squelch is enabled and the transponder return
signal below threshold level.
DC-HI
Power supply voltage too high. See chapter 3.3.
DC-LO
Power supply voltage too low. See chapter 3.3.
DC-FAIL
Internal supply voltage failure. See chapter 3.3.
T-CRIT
Temperature critically high.
PLL UL
PLL unlocked. Error indication only. No direct hardware action
implemented.
USTS
UHF processor status LED. Should be slowly blinking. On when bootloader
invoked.
UTAG
Tag found. RN16 received.
UREAD
Tag data read complete. On when bootloader invoked.
UERR
Error during tag identification.
Table 1: LED indicators

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