Sony HSR-1 Service Manual page 6

3-4. Replacing the Main Parts ............................................................................... 3-6
3-4-1. Switching Regulator ............................................................................... 3-6
3-4-2. Mechanism Deck .................................................................................... 3-8
3-4-3. Hard Disk Drive ................................................................................... 3-10
3-5. Removal and Attachment of the Circuit Boards .......................................... 3-12
3-5-1. Plug-in Boards ...................................................................................... 3-12
3-5-2. MB-801 Board ...................................................................................... 3-13
3-5-3. KY-425 Board ...................................................................................... 3-14
3-6. Head Cleaning when Head Clogging Occurs ............................................... 3-15
3-7. On Power Protection Circuit (Fuse/IC Link) ............................................... 3-15
3-8. Battery for Memory Backup ......................................................................... 3-16
3-8-1. Lithium Battery (M4T28-BR12SH1) ................................................... 3-16
3-8-2. Lithium-ion Secondary Battery (LIP-10) ............................................. 3-16
3-9. Software Installation ..................................................................................... 3-17
3-9-1. Software Installation (Normal) ............................................................. 3-17
3-9-2. Software Installation (Forced) .............................................................. 3-20
3-10. Clock Fine Calibration ................................................................................. 3-22
3-11. Tools ............................................................................................................. 3-23
3-11-1. Tools ..................................................................................................... 3-23
3-11-2. Extension Board ................................................................................... 3-23
3-12. Notes on Repair Parts ................................................................................... 3-24
3-12-1. Flexible Card Wire Replacement ......................................................... 3-24
3-12-2. EEPROM and Flash Memory ............................................................... 3-28
4. GUIDANCE AND ERROR MESSAGE
4-1. Guidance Message .......................................................................................... 4-1
4-2. Error Message ................................................................................................. 4-5
4-2-1. Contents of Error Message ..................................................................... 4-5
4-2-2. Blocks that are Suspected of Causing the Error
5. MAINTENANCE MENU (SERVICE USE)
5-1. Hierarchical Structure of Maintenance Menu ................................................ 5-1
5-2. Display ............................................................................................................ 5-2
5-2-1. Monitor Display ...................................................................................... 5-2
5-2-2. Character Display ................................................................................... 5-2
5-3. Operation Procedure ....................................................................................... 5-2
5-3-1. Key Position ........................................................................................... 5-2
5-3-2. How to Enter and Finish Service Use (1) ............................................... 5-3
5-3-3. How to Enter and Finish Service Use (2) ............................................... 5-3
5-4. Contents of Maintenance Menu (Service Use) ............................................... 5-4
2
when an Error Occurs ............................................................................. 4-8
HSR-1/1P
HSR-2/2P