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Very complete and well reading drawings. Documentation is essential for successful repairs.Good documentation, with all that is necessary. This manual was what I was waiting with all the information necessary for the repairing I need it for. You must buy it if you want to do repairs or simply understand how it works.
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Excellent service manual includes everything is need to repair this radio-caseete, how to disassemble, wiring diagram, all , waiting time until the download was only a few hours. I'm going to buy service manuals from here, are cheap and very good.Thank you.
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Good service manual,i saved from scrapping this deck,is now fully functional.Thanks.
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Found this to be the manual included with the original packinging, was helpfull but did not give any detailed repair instructions.
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Complete service manual, was very helpful in repairing this tapedeck.Thanks.
ICD-MX20/MX20VTP SECTION 3 TEST MODE
[Test Mode] The following checks can be implemented using the Test Mode. How to Enter the Test Mode To enter the test mode, turn ON the HOLD switch while pressing the MENU key and VOLUME + key at the same time with the power on. How to Exit the Test Mode Exit the test mode by turning OFF the power. Initial Status of the Test Mode When the machine enters the test mode, the LCD display appears as shown below.
F/W version of CPU (DSP block)
1. Version test � Version of the respective modules are verified.
F/W version of CPU (ARM block) F/W version of SUB-SPU
2. Key Chk + Format test � Perform the key check by pressing the keys. The NAND formatting (deleting all events) and the default settings of the menus (default language and LCD contrast remain unchanged) are executed at the same time.
The checked key is display.
Select the desired item by using the > / . key, and press the Nx button to set the selection.
Total of 15 keys* are counted. When all checks are completed, the back-Light turns on for 0.5 seconds The NAND formatting (deleting all events) and the befault settings of the menus are completed.
Selecting items.
* Nx / > / . / MENU /
Setting by the button
/ REC/PAUSE zX / STOP x / VOLUME + / VOLUME � / DIVIDE / A-B / DPC (ON/OFF) / VOICE UP (ON/OFF) / DIRECTNT (ON/OFF) / HOLD
3. Language test � Check the language and select the language. (Default language is Japanese.) � Press VOLUME + button for English (ENG). � Press A-B button for Japanese (JPN). 4. Loop Back test Execute the DSP LOOP BACK. 5. Beep test � Beep sound of 1.3 kHz or 2 kHz is output. � Press the Nx key to start outputting and press the x button to stop. 6. LCD Cont test � Adjust the LCD contrast. Default value is 07. � Adjust the LCD contrast using the > / . key. 7. RTC Int test � Perform the self test of the RTC.. 8. Battery test � The detected A/D value of the battery remaining power is checked.
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