My attempt at diagnosing and repairing two 1541 disk drives.

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🛠 Tools and kit: [ Ссылка ]
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C64 BASIC V2 DRIVE COMMANDS:
Initialize drive: OPEN 15,8,15:PRINT#15,”I:”:CLOSE 15

Read error channel:
10 OPEN 15,8,15
20 INPUT#15,EN,EM$,ET,ES
30 PRINT EN,EM$,ET,ES
40 CLOSE 15

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1541 Diagnostic Cartridge [ Ссылка ]
Disk Image [ Ссылка ]
Troubleshooting by Ray Carlsen [ Ссылка ]
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🎞
0:00 Intro
1:00 Testing the shortboard
4:58 Booting 1541 diagnostics without the cartridge
6:44 Running diagnostics on the shortboard
8:14 Speed adjustment and head cleaning
11:55 Longboard testing and error channels
15:45 Testing the drive head for open coils
17:35 Head bodge
20:48 Possible reasons for head failure
🎞

Thanks for watching!

#commdore1541 #c64diskdrive #1541

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