Oki Microline 390

2.2
2.2.1
2.2.2
2.3
2.3.1
2.3.2
3.
3.1
3.2
3.3
3.3.1
4.
Circuit Description
E-2
Operation at poweron
E-4
fS232Cinterface _.__.________________..______________________.....______ E-4
Communication Procedure Flowchart
_. _. _. _. _. _. _.
E-5
Mode@ __________..________________________.___.,,,..._..___..__________ E-5
Mode@ ..__._._.._______._...._____________._
E-6
TROUBLESHOOTING FLOWCHART
_. _. _. _. _. _.
E-7
Before Repairing a Fault
_.
E-7
Troubleshooting _....______________...___.._____________._.._____________ E-7
LocalTest ______..__._______.___.._.___________........__.______,..._.... E-11
Circuit test mode
E-l 1
CIRCUITSYMBOLSAND CIRCUIT DIAGRAMS
E-13
iv