Sony TA-ZH1ES, Service Manual, Page: 3 / 108

TA-ZH1ES
3
1. SERVICING NOTES
............................................. 4
2. DISASSEMBLY
2-1. Disassembly Flow ........................................................... 6
2-2. Plate (BTM) Block .......................................................... 7
2-3. Chassis
Block-1 .............................................................. 7
2-4. Chassis Block-2 .............................................................. 8
2-5. Top Panel Block, Frame (Wall) Block ............................ 9
2-6. DISPLAY Board Block ................................................... 10
2-7. DISPLAY Board, OLED Display (OLED1) ................... 10
2-8. USB MICRO Board ........................................................ 11
2-9. AL Knob (VOL), Bearing (VOL) ................................... 11
2-10. VOL Board ...................................................................... 12
2-11. XLR CONNECTOR Board, 4.4 JACK Board................ 12
2-12. 6.3 JACK Board .............................................................. 13
2-13. 3.5 JACK Board Block ................................................... 13
2-14. 3.5 JACK Board, Holder (Jack) ...................................... 14
2-15. Shield (Inlet), Fuse (F101) .............................................. 14
2-16. AC Inlet (AC1)-1 ............................................................ 15
2-17. AC Inlet (AC1)-2 ............................................................ 16
2-18. Power Transformer (T001)-1 .......................................... 16
2-19. Power Transformer (T001)-2, Plate (TR) ....................... 17
2-20. 317 REG Board, 7818 REG Board, 7918 REG Board ... 17
2-21. USB A Board .................................................................. 18
2-22. POWER SUPPLY Board ................................................ 18
2-23. DIGITAL Board .............................................................. 19
2-24. LINE IN Board, LINE OUT Board, LPF Board ............. 20
2-25. DSP Board....................................................................... 21
2-26. Service Position .............................................................. 21
3. TEST MODE
............................................................ 22
4. TROUBLESHOOTING
.......................................... 24
5. DIAGRAMS
5-1. Block Diagram - INPUT Section - .................................. 34
5-2. Block Diagram - DSP Section - ...................................... 35
5-3. Block Diagram - AMP Section - ..................................... 36
5-4. Block Diagram - OUTPUT Section - .............................. 37
5-5. Block
Diagram
- PANEL/POWER SUPPLY Section - ............................ 38
5-6. Printed Wiring Board - DIGITAL Board (Side A) - ....... 40
TABLE OF CONTENTS
5-7. Printed Wiring Board - DIGITAL Board (Side B) - ....... 41
5-8. Schematic Diagram - DIGITAL Board (1/10) - .............. 42
5-9. Schematic Diagram - DIGITAL Board (2/10) - .............. 43
5-10. Schematic Diagram - DIGITAL Board (3/10) - .............. 44
5-11. Schematic Diagram - DIGITAL Board (4/10) - .............. 45
5-12. Schematic Diagram - DIGITAL Board (5/10) - .............. 46
5-13. Schematic Diagram - DIGITAL Board (6/10) - .............. 47
5-14. Schematic Diagram - DIGITAL Board (7/10) - .............. 48
5-15. Schematic Diagram - DIGITAL Board (8/10) - .............. 49
5-16. Schematic Diagram - DIGITAL Board (9/10) - .............. 50
5-17. Schematic Diagram - DIGITAL Board (10/10) - ............ 51
5-18. Schematic Diagram - DSP Board (1/2) - ........................ 52
5-19. Schematic Diagram - DSP Board (2/2) - ........................ 53
5-20. Printed Wiring Board - DSP Board - .............................. 54
5-21. Printed Wiring Board - LPF Board - ............................... 54
5-22. Schematic Diagram - LPF Board - ................................. 55
5-23. Printed Wiring Boards - LINE/USB Section - ................ 56
5-24. Schematic Diagram - LINE/USB Section - .................... 57
5-25. Printed Wiring Board - 3.5 JACK Board - ...................... 58
5-26. Schematic Diagram - 3.5 JACK Board - ........................ 59
5-27. Printed Wiring Boards - VOLUME/JACK Section - ...... 60
5-28. Schematic Diagram - VOLUME/JACK Section - .......... 61
5-29. Printed Wiring Board - DISPLAY Board - ..................... 62
5-30. Schematic Diagram - DISPLAY Board - ........................ 63
5-31. Printed Wiring Boards - REGULATOR Section - .......... 64
5-32. Schematic Diagram - REGULATOR Section - .............. 64
5-33. Schematic Diagram - POWER SUPPLY Board - ........... 66
5-34. Printed Wiring Board - POWER SUPPLY Board - ........ 67
6. EXPLODED VIEWS
6-1. Bottom Plate Section ...................................................... 94
6-2. Chassis
Section ............................................................... 95
6-3. Top Panel Section ........................................................... 96
6-4. Case
Section .................................................................... 97
6-5. Power Transformer Section ............................................ 98
6-6. DIGITAL Board Section ................................................. 99
6-7. Back Panel Section ......................................................... 100
7. ELECTRICAL PARTS LIST
.............................. 101
Accessories are given in the last of the electrical parts list.