Specifications

SQ: 5-56
RS3: Service Quick Reference Guide
Consoles
OI Bubble Memory 1984-1147-000x................................
1984-1167-000x...................................................
OI Bubble Memory LEDs
LED
Meaning
DS1
(Green)
No faults are detected on the card.
DS1 lights when the card has passed power up diagnostics.
DS2
(Red)
A fault has been detected on the card. DS2 lights when the card has
failed power up diagnostics.
DS6
(Yellow)
TXD for RS-422 channel.
DS7
(Yellow)
RXD for RS-422 channel.
DS8
(Yellow)
CTS for RS-422 channel.
DS9
(Yellow)
RXD for RS-232 channel.
DS10
(Yellow)
CTS for RS-232 channel.
DS11
(Yellow)
TXD for RS-232 channel.
DS12
(Yellow)
Status LED 1: Operation: Program Access
Power-up Test: Low order bit of test number.
DS13
(Yellow)
Status LED 2: Operation: Writing to the Bubble.
Power-up Test: Middle bit of test number.
DS14
(Yellow)
Status LED 3: Operation: Reading from the Bubble.
Power-up Test: High order bit of test number.