Oki OKIPAGE 10ex Maintenance Manual page 238

A-4 Paper size error occurs frequently.
• Is PS3 (Inlet Sensor 1) operating normally?
• Yes
• Yes
A-5 The message "TRAY PAPEROUT" remains displayed on the LCD
• Is PS4 (Paper End Sensor) operating normally?
• Yes
A-6 The message "COVER OPEN" remains displayed on the LCD.
• Is SW2 (Cover Open Switch) operating normally?
• Yes
• Yes
• Yes
A-7 The message "TONERLOW" remains displayed on the LCD, or ERROR 77.
• Is PS6 (Toner Sensor) operating normally?
• Yes
A-8 The message "TONERSNS" remains displayed on the LCD.
• Is PS6 (Toner Sensor) operating normally?
• Yes
40990901TH Rev.1
• No Replace PS3.
Is PS5 (Inlet Sensor 2) operating normally?
• No Replace PS5.
Replace IC2 (LC26023A).
• No Replace PS4.
Replace IC2 (LC26023A).
• No Replace SW2.
Is the CVOPN-N signal low at SW2?
• No Replace SW2.
Is CVOPN-N signal low at Pin-2 of R600?
• No Replace the power supply board.
Replace R564.
• No Replace PS6 or check Main Motor/Main control board.
Replace IC2 (LC26023A).
• No Replace PS6.
Replace IC2 (LC26023A).
41 /