The Printer Does Not Work Normally After The Power Is Turned On - Olivetti PG L22 Special Service Manual

1

The printer does not work normally after the power is turned on.

• Turn the power off, then back on.
• Is all black message being displayed by the LCD display?
• No Is the AC cord being connected properly?
• Yes Is +5 V being applied between Pins 3 and 1 of PW_2 connector on the main control
• Yes Is +3.3 V being applied between Pins 5 (GND) and 8 of IC13?
• Yes Is the flexible cable for the operator panel assy being connected to the LCDPNL
• Yes Replace the operator panel assy or flexible cable.
• Has the problem been solved?
• Yes End
• Yes
• Yes
• Yes
Y103920-3
• No Connect the AC cord properly.
board?
Pin 1 :
Pin 3 : +5 V
• No Is the connection between PW_1/PW_2 connector on the main control board
and connector CN2 on the power supply board board being made properly?
No Correct the connection.
• Yes Replace the power supply board.
Pin 5 :0 V
Pin 8 :+3.3 V
• No Replace the main control board.
connector on the main control board and the connector CN on the OPE board properly?
• No Connect the flexible cable properly.
• No Replace the main control board.
INITIAL-
Is message being displayed by the LCD display?
IZING
• No Replace the main control board.
ON-LINE
Is message being displayed by the LCD display?
XXX
XXX: PCL, AUTO, PSE*, HEX DUMP, PPR, FX
* PSE means Postscript 3 Emulation.
• No Take actions according to the LCD status message/problem list (see Section
5.5.1 for corrective actions).
End
0 V
Service Manual
■■■■■■■■
■■■■■■■■
60