Brother HL-4140CN Service Manual page 31

3.8 Others Problems..................................................................................................... 2-112
3.8.1 The printer is not turned ON, or the LCD indication does not appear ........... 2-112
3.8.2 The fan does not work (Error code 2B, EC) .................................................. 2-112
3.8.3 The USB direct interface does not work (Error code CA, etc) ....................... 2-113
3.8.4 The room temperature is high or low............................................................. 2-113
3.8.5 Paper is not fed from the specified tray ......................................................... 2-113
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