Service Test Mode - Philips MCM765 Service Manual

SERVICE TEST MODE

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1. How to enter Test Mode:
1. Plug out the power cord.
2. Hold "FB" key and "STOP" Key.
3. Plug in power cord.
4. Unit will enter test mode.
2. Test mode operation:
1. Each VFD grid will ON for every 1s, starting from grid 1 to grid 12.
2. Then, each VFD grid will OFF for every 1s, starting from grid 1 to grid
12.
3. Plug out the power cord and plug in again, test mode will be exit.
3. Version Check:
1. In Power ON Mode, Hold "PLAY" key for 5s. LCD will show the data
code and version number.
4. USB Version Check:
1. In Power ON USB Mode, Hold "STOP" and "SOURCE" key for 5s. LCD
will show the USB chip version number:
MM SS (M=main ver S=sub ver).
5. USB Version Update:
1. In Power ON CD Mode, Hold "STOP" and "FB" key for 5s. LCD will
sh ow the "UPDATE".
2. Plug - in USB drive will show "LOADING"
3. Wait until the screen show "LOAD OK" and then press "PLAY" to start
update.
4. The Screen shows the "WRITING" during the update process
5. "Complete" will show up after updating
power cord and plug in again to resume normal operations.
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the USB chip. Plug out the