
Rev. I
Troubleshooting
8-25
MR Series Technical Reference Manual
6. Disconnect the wire shorting pins 14 and 15 on the power supply’s 20-pin connector.
Check that the power is off. If the voltages are not normal, replace the power supply.
Power Supply Cable’s Voltage Check (*)
This connector is used to connect the display (DM-M820) to an external power source. The above
illustration indicates the connector connected to the display directly.
Measurement terminals
Signal name
1
+12 VDC
Shell
Frame GND
Power supply connector
Shell
top of the
connector
Содержание DM-M820
Страница 1: ...Technical Reference Manual MR Series English 403308709 Rev I EPSON ...
Страница 2: ......
Страница 20: ...xviii Rev I ...
Страница 42: ...2 8 Setup for the IM 800 and the DM M820 Rev I ...
Страница 50: ...3 8 Hardware Specifications Rev I ...
Страница 178: ...5 38 BIOS Functions Rev I ...
Страница 216: ...8 26 Troubleshooting Rev I ...
Страница 270: ...9 54 Disassembly and Assembly Rev I 6 Remove the HDD cable 216 from the Main circuit board HDD cable ...
Страница 323: ......
Страница 324: ...SEIKO EPSON CORPORATION EPSON ...