Sony DVP-FX730 / DVP-FX735 Service Manual ▷ View online
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DVP-FX721/FX730/FX735
TABLE OF CONTENTS
Section
Title
Page
Section
Title
Page
1.
DISASSEMBLY
1-1. Disassembly Flow ........................................................ 1-1
1-2. Top Cover Block ........................................................... 1-1
1-3. LCD Panel Block .......................................................... 1-2
1-4. LCD .............................................................................. 1-2
1-5. Travers Unit .................................................................. 1-3
1-6. MAIN Board .................................................................. 1-3
1-7. Installation of Travers ................................................... 1-4
1-8. Circuit Boards Location ................................................ 1-4
2.
BLOCK DIAGRAM
2-1. Overall Block Diagram.................................................. 2-1
3.
SCHEMATIC DIAGRAMS
3-1. Frame Schematic Diagram........................................... 3-1
3-2. MAIN Board (1/6) (DC-DC POWER) ............................ 3-2
3-3. MAIN Board (2/6) (MCU & KEY) .................................. 3-3
3-4. MAIN Board (3/6) (DVD SERVO & MT1389LP) ........... 3-4
3-5. MAIN Board (4/6) (SDRAM & S-FLASH ROM) ............ 3-5
3-6. MAIN Board (5/6) (AUDIO OUT/VIDEO OUT) ............. 3-6
3-7. MAIN Board (6/6) (USB & PANEL CONNECTOR) ....... 3-7
3-8. LCD Board (T_CON) .................................................... 3-8
3-9. KEY Board (KEY & HALL SW) ..................................... 3-9
4.
PRINTED WIRING BOARDS
4-1. MAIN Board (SIDE A) ................................................... 4-1
4-2. MAIN Board (SIDE B)................................................... 4-2
4-3. LCD Board.................................................................... 4-3
4-4. KEY Board .................................................................... 4-4
5.
WAVEFORMS AND CIRCUIT VOLTAGE
5-1. Waveforms ................................................................... 5-1
5-2. Circuit Voltage Chart .................................................... 5-3
6.
IC PIN FUNCTION DESCRIPTION
6-1. MPEG/DSP/RF PIN Functiom
(MAIN Board U4: MT1389LP) ...................................... 6-1
6-2. FRONT MICON PIN Function
(MAIN Board U14: Z8F0823) ....................................... 6-4
7.
ELECTRICAL ADJUSTMENT
7-1. Standard Video Level ................................................... 7-1
8.
TROUBLESHOOTING
8-1. Electrical Trouble Shooting Guide ............................... 8-1
8-2. LCD Trouble Shooting Guide ....................................... 8-6
9.
REPAIR PARTS LIST
9-1. EXPLODED VIEWS ..................................................... 9-1
9-1-1. Top Cover Block ...................................................... 9-1
9-1-2. Bottom Block ........................................................... 9-2
9-1-3. LCD Panel Block ..................................................... 9-3
9-2. Electrical Parts List ....................................................... 9-4
1-1
DVP-FX721/FX730/FX735
SECTION 1
DISASSEMBLY
• This set can be disassembled in the order shown below.
1-1. DISASSEMBLY FLOW
Note: Follow the disassembly procedure in the numerical order given.
1-2. TOP COVER BLOCK
1-2. TOP COVER BLOCK
(Page 1-1)
1-3. LCD PANEL BLOCK
(Page 1-2)
1-4. LCD
(Page 1-2)
1-5. TRAVERS UNIT
(Page 1-3)
1-6. MAIN BOARD
(Page 1-3)
SET
6
screw (TS2 × 7)
7
two screws (TS2 × 7)
5
open preve sheet
4
four screws (TS2 × 7)
1
two foot rubbers
2
two screws (TS2 × 7)
3
four screw pads
0
top cover block
8
three screws (TS2 × 7)
9
KEY board harness
1-2
DVP-FX721/FX730/FX735
4
two screws
(M2.5 × 12)
5
LCD panel block
3
LCD harness
2
LCD harness
1
himeron tape
4
two panel rubbers
0
LCD flexible board
qs
LCD bracket L
6
two panel rubbers
8
housing cover assy
7
two screws (TS1.7 × 5)
9
back light harness
qd
two screws
(TS1.7 × 4)
qa
six screws
(TS1.7 × 4)
5
two screws (TS1.7 × 5)
1
hinge cover
qf
LCD bracket S
2
dummy hinge assy
3
two screws
(TS1.7 × 5)
qg
two screws
(TS1.7 × 4)
qj
LCD
qh
LCD bracket S
1-3. LCD PANEL BLOCK
1-4. LCD
1-3
DVP-FX721/FX730/FX735
1-5. TRAVERS UNIT
1-6. MAIN BOARD
1
sled motor harness
2
spindle motor harness
6
travers unit
4
TVS CN mylar
5
24pin FFC
3
three screws (TS2 × 6.5)
A
A
1
harness
2
FFC
4
MAIN board
Note: Set two switches to
the position of two keys
when you install MAIN board.
3
two screws (TS2 × 7)
hold key
power key