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SERVICE MANUAL

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Summary of Contents for Nord Electro 2

Page 1: ...SERVICE MANUAL...

Page 2: ...lectro rev 1 2 Page 1 Table of contents Overview 3 Test program 4 Running the test program 4 Error Codes 7 Hardware 8 Hardware structure 8 Opening the synth 9 Hardware configuration 10 Hardware versio...

Page 3: ...or distributed to other sources such as end users or retailers that do not repair Clavia products IIn this manual the Nord Electro and Electro 2 will be referred to as Nord Electro hImportant safety...

Page 4: ...yboard version 73 note keyboard version Internal memory The internal sound memory of Nord Electro consists of 6 banks A F holding 8 programs each for a total of 48 programs Fuse ratings Voltage 115 V...

Page 5: ...rors in the hardware Test results are shown on the Electro s display If a test is successful the display reads rd If errors are detected an error code is shown in the display The error codes are liste...

Page 6: ...o the next stage Hb Keyboard Test Press one key at a time to check its function If a note on message from that key is detected the display counts up one step When all keys are pressed the test jumps f...

Page 7: ...requency of the sine FL FLASH memory Test I I I I WARNING The Flash test does not preserve data This means that if you perform the Flash test described in this section data is lost and must be updated...

Page 8: ...issing file Hold instr select at power up to init piano without loading samples USB download error codes F 1 Initial USB transfer checksum error F 2 Flash Error Create file error F 3 Flash Error Write...

Page 9: ...stored in the boot BootPROM U17 23700 OS and sampled sounds all sounds except organ are stored in four Flash circuits U1 U4 or U13 U16 21400 4M 16 bits each Audio D A conversion is done by U20 21600 m...

Page 10: ...et Finally remove the 10 pole ribbon cable NE 61 73 22390 NERack 22430 and lift out the PSU Removing the Main Board Loosen the four screws 40262 holding the main board to the chassis Loosen the nuts a...

Page 11: ...uttons affect other parameters Zero ohm resistor in pos R50 R51 Electro 61 No No Electro 73 Yes No Electro Rack No Yes The picture to the right shows how a panel board for an Electro 73 should be conf...

Page 12: ...the latest Software packages Current OS version is shown in the Electros display when you power on the unit I I I I Important Update Note The samples used for OS version 1 x and 2 x are not compatible...

Page 13: ...Electro61 40107 Lower lid Electro61 40114 Upper lid Electro73 40115 Lower lid Electro73 40116 Upper lid Electro Rack 40117 Lower lid Electro Rack 40228 Angle bracket support NE 40231 Wood side Electro...

Page 14: ...t SMD 20940 1uF 35V 4 0x5 5 Ellyt SMD 20960 10uF 35V 5 0x6 0 Ellyt SMD 20970 47uF 35V 6 3x6 0 Ellyt SMD 20700 Diod Bav70 Sot23 25305 Diod S1G SMA 23110 EMI Filter 2 2nF 50 20 100V 23100 EMI Filter 470...

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