Sony BDP-BX18, Service Manual, Page: 3 / 105

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TABLE OF CONTENTS
1. SERVICE NOTE
1-1. Disc Removal Procedure If The Tray Cannot Be
Ejected (Forced Ejection) ............................................. 1-1
1-2. Work when optical device are replaced ........................ 1-1
1-3. Test Disc ....................................................................... 1-2
1-3-1. Operation and Display ............................................. 1-2
1-4. Drive Repairing............................................................. 1-15
1-4-1. Preparation .............................................................. 1-15
1-4-2. Checking Flow ~ Drive (BU) section ~ .................... 1-15
1-4-3. BU Check Flow [zz] ~ .............................................. 1-16
1-4-4. BU (Optical Block) Repair Guide ............................. 1-16
1-4-5. BU Adjustment Flow [yy] ~ ...................................... 1-17
1-4-6. KEM-470AAA/C2RP Packing Spec. ....................... 1-17
1-4-7. KEM-470AAA/C2RP Packing .................................. 1-18
1-4-8. BU Data Decode Jig ................................................ 1-19
1-4-9. Loading For Service
......................................... 1-20
1-4-10. Laser Caution Label ................................................ 1-20
2. DISASSEMBLY
2-1. Disassembly Flow ........................................................ 2-1
2-2.
......................................................... 2-1
2-3.
Tray Cover Assy
.......................................................... 2-2
2-4.
FR-316 Board, Switching Regulator.............................. 2-4
2-5.
MB-143 Board...............................................................
2-4
2-6. 2-5
2-7. ................................................................... 2-5
2-8. ............................................. 2-6E
3. BLOCK DIAGRAMS
3-1. Overall Block Diagram.................................................. 3-1
3-2. DSP Block Diagram ...................................................... 3-2
3-3. AV OUT Block Diagram ................................................ 3-3
3-4. USB/ETHER, Block Diagram .................................. 3-4
3-5. Power Block Diagram .......................................... 3-5E
4. SCHEMATIC DIAGRAMS
4-1. This Note Is Common For Schematic Diagrams .......... 4-1
4-2. Frame Schematic Diagram........................................... 4-2
4-3. FR-316 Board (FRONT LEFT) Schematic Diagram ... 4-3
4-4. FR-316 Board (USB FRONT) Schematic Diagram ...... 4-4
4-6.
MB-143 Board (DDR 3 A)
Schematic Diagram (1/14)............................................ 4-5
4-7.
MB-143 Board (DDR 3 B)
Schematic Diagram (2/14)............................................ 4-6
4-13. MB-143 Board (AUDIO)
Schematic Diagram (9/14)............................................ 4-13
4-14. MB-143 Board (VIDEO)
Schematic Diagram (10/14).......................................... 4-14
4-15. MB-143 Board (GPIO/JTAG)
Schematic Diagram (11/14) .......................................... 4-15
4-16. MB-143 Board (IF CON)
Schematic Diagram (12/14).......................................... 4-16
4-17. MB-143 Board (FE_POWER/OP/GIO)
Schematic Diagram (13/14).......................................... 4-17
4-18. MB-143 Board (FE_POWER/MOTOR DRIVE)
4-19. Waveforms ................................................................... 4-19E
5. PRINTED WIRING BOARDS
5-1. This Note Is Common For Printed Wiring Boards ........ 5-1
5-2. FR-316 Board (FRONT LEFT) Printed Wiring Board..... 5-2
5-3. MB-138 Board(MAIN)
Printed Wiring Board (Side A) ................................... .. 5-3
5-4. MB-138 Board (MAIN)
Printed Wiring Board (Side B) ...................................... 5-4E
6. IC PIN FUNCTION DESCRIPTION
................... 6-1
7. SERVICE MODE
..................................................... 7-1
8. ERROR LOG LIST
................................................. 8-1
9. TROUBLESHOOTING
............................................. 9-1
10. REPAIR PARTS LIST
10-1. Exploded Views ............................................................ 10-1
10-1-1. Case Section ........................................................... 10-1
10-1-2.
........................................... 10-2
10-1-3.
Main Chassis Section
............................................................. 10-3
10-1-4.
BD Section
.......................................................... 10-4
Accessories
10-2. Electrical Parts List ....................................................... 10-5
BDP-BX18/S185/S186
Schematic Diagram (14/14) ........................................ 4-18
MB-143 Board (USB) Schematic Diagram (6/14)......... 4-10
4-11. MB-143 Board (HDMI)
Schematic Diagram (7/14)............................................ 4-11
4-12. MB-143 Board (ETHERNET)
Schematic Diagram (8/14)............................................ 4-12
Circuit Boards Location
1-5. Rear Panel Assembly Caution................................. .. 1-23E
e g a P e l t i T n o i t c e S e g a P e l t i T n o i t c e S
1-3-2. Main functions ......................................................... 1-9
4-9.
MB-143 Board (CLK/POWER)
Schematic Diagram (4/14)............................................ 4-8
4-10.
MB-143 Board (FLASH/HOST)
Schematic Diagram (5/14)............................................ 4-9
4-8.
MB-143 Board (POWER)
Schematic Diagram (3/14)............................................ 4-7
4-5.
Top Panel ...........
Switching Regulator. ....................................................
Drive..........