Self-Diagnosis Test - Oki OKIFAX4550 Maintenance Manual

6.6

Self-diagnosis Test

1. Purpose
To check ROMs, RAMs and printing function.
2. Procedure
Operations:
To bring the LCD up to the desired message,
press SELECT FUNCTION key once and COPY
key twice in the standby mode. (In case of no
message in the memory)
←
Press
←
Press
←
Press
(Figure 6.3 shows the printed data.)
41309401TH Rev.4
key.
key.
key to activate self-diagnosis.
(in Case of not G4 Boad)
The display shows:
TECH. PROGRAMMING
YES(←/1-5) NO(→)
←
1:LOCAL TEST
YES(←) NO(→/1-5)
←
1:SELF DIAGNOSIS
YES(←) NO(→/1-8)
←
CPU PROG LANG DFLT
XXXX XXXX XXXX XXXX
(Display for 3 seconds)
1:SELF DIAGNOSIS
EXECUTING
1:SELF DIAGNOSIS
PRINTING
(Self diagnosis data is printing.)
191 /