Brother CB200, Service Manual

Page: 71 / 92

IV
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4.3.6 Operational check of keys and LEDs on the control panel [Function code 13]
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Function
This function allows you to check the keys and LEDs on the control panel.
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Operating Procedure
(1) Open the paper compartment cover and hold down the COPY and FEED keys for 15
seconds.
(2) Press the COPY key with the paper compartment cover opened.
The ERROR and PAPER LEDs start flashing at 0.5-second intervals alternately.
(3) Press the COPY ALL key.
The PAPER LED goes off but the ERROR LED keeps flashing.
(4) Press the COPY key.
The ERROR LED goes off and the PAPER LED starts flashing.
(5) Press the FEED key.
The PAPER LED goes off.
The machine returns to the regular operation mode.
4.3.7 Sensor operational check and EEPROM customization (for page length) [Function code 32]
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Function
This function allows you to check whether the PE/cover sensor works correctly. After checking the
sensor, you select letter or A4 size for page length.
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Operating Procedure
(1) Open the paper compartment cover and hold down the COPY and FEED keys for 15
seconds.
(2) Press the FEED key with the paper compartment cover opened.
The PAPER LED should come on.
(3) Load paper, then close or open the paper compartment cover to check that the PAPER LED
goes off or comes on, respectively.
Remove or set the recording paper to check that the PAPER LED comes on or goes off,
respectively.
(4) Press the COPY key.
The ERROR LED should come on if it was off.
The ERROR LED should go off if it was on.
Before proceeding to the following steps, fix the sensor problem (if any) and check that the
ERROR LED goes off.