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SERVICE MANUAL
Ver 1.1 2003. 03
Revision History
Revision History
Link
Link
SPECIFICATIONS
SPECIFICATIONS
SERVICE NOTE
SERVICE NOTE
DISASSEMBLY
DISASSEMBLY
• For INSTRUCTION MANUAL, refer to SERVICE MANUAL, LEVEL 1 (987622941.pdf).
• Reference No. search on printed wiring boards is available.
On the SY-85 board
This service manual provides the information that is premised the circuit board replacement service and not intended repair
inside the SY-85 board.
Therefore, schematic diagram, printed wiring board, waveforms, mounted parts location and electrical parts list of the SY-85
board are not shown.
The following pages are not shown.
Schematic diagram ............................. Pages 4-7 to 4-26
Printed wiring board ............................ Pages 4-39 to 4-42
Waveforms ........................................... Pages 4-45 to 4-46
DSC-P72
BLOCK DIAGRAMS
BLOCK DIAGRAMS
FRAME SCHEMATIC DIAGRAMS
FRAME SCHEMATIC DIAGRAMS
SCHEMATIC DIAGRAMS
SCHEMATIC DIAGRAMS
Mounted parts location ............................. Page 4-48
Electrical parts list ................................... Pages 5-6 to 5-11
US Model
Canadian Model
AEP Model
UK Model
Australian Model
Hong Kong Model
Korea Model
Chinese Model
Tourist Model
Japanese Model
PRINTED WIRING BOARDS
PRINTED WIRING BOARDS
REPAIR PARTS LIST
REPAIR PARTS LIST
DIGITAL STILL CAMERA
2
LEVEL
E Model

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Summary of Contents for Sony DSC-P72

  • Page 1 DSC-P72 SERVICE MANUAL LEVEL US Model Ver 1.1 2003. 03 Canadian Model Revision History Revision History AEP Model UK Model E Model Australian Model Hong Kong Model Korea Model Chinese Model Tourist Model Japanese Model Link Link SPECIFICATIONS BLOCK DIAGRAMS...
  • Page 2 CRITIQUES POUR LA SÉCURITÉ DE FONCTIONNEMENT. NE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS REMPLACER CES COMPOSANTS QUE PAR DES PIÈSES SONY APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS DONT LES NUMÉROS SONT DONNÉS DANS CE MANUEL OU PUBLISHED BY SONY.
  • Page 3 DSC-P72 SAFETY CHECK-OUT After correcting the original service problem, perform the following safety checks before releasing the set to the customer. Unleaded solder Check the area of your repair for unsoldered or poorly-soldered Boards requiring use of unleaded solder are printed with the lead- connections.
  • Page 4: Table Of Contents

    DSC-P72 TABLE OF CONTENTS SERVICE NOTE REPAIR PARTS LIST ............1-1 5-1. EXPLODED VIEWS ······················································ 5-1 DISASSEMBLY 5-1-1. CABINET (FRONT) SECTION ····································· 5-3 5-1-2. MAIN BLOCK SECTION ·············································· 5-4 2-1. CABINET (R) BLOCK ASSEMBLY ····························· 2-2 5-1-3. CABINET (REAR) BLOCK SECTION ························· 5-5 2-2.
  • Page 5: Service Note

    The electric shock is caused by the charged voltage which is kept without discharging when the main power of the DSC-P72 is simply turned off. Therefore, the remaining voltage must be discharged as described below.
  • Page 6 • The type of memory stick that cannot be Replace the memory stick. used by this machine, is inserted. C:13:01 MS ERROR Format the memory stick with the DSC-P72. • Data is damaged. • Unformatted memory stick is inserted. Flash LED Checking of flash unit or replacement of...
  • Page 7: Disassembly

    DSC-P72 SECTION 2 COVER COVER HELP HELP DISASSEMBLY The following flow chart shows the disassembly procedure. DISASSEMBLY SY-85 board service position DISASSEMBLY HELP Discharging the Capacitor DISASSEMBLY DISASSEMBLY DISASSEMBLY DISASSEMBLY DISASSEMBLY HELP DISASSEMBLY HELP PROCEDURE OF REMOVING SY-85 BOARD (SERVICE POSITION) 1 2-1.
  • Page 8: Cabinet (R) Block Assembly

    DSC-P72 NOTE: Follow the disassembly procedure in the numerical order given. 2-1. CABINET (R) BLOCK ASSEMBLY Caution Attach the Tape (Y) as shown in the illustration. 6 Claw SY-85 board Tape (Y) 7 Claw Control switch block (SW-391)(39P) Tape (Y) 1 Screw (M2 ×...
  • Page 9: Control Switch Block (Sw-391)

    DSC-P72 2-2. BLOCK LIGHT GUIDE PLATE, LCD MODULE, CONTROL SWITCH BLOCK (SW-391), LITHIUM BATTERY Lithium battery Caution Caution When installing it, Danger of explosion if batteryis incorrectly replaced. align the switch position Replace only with the same or equivalent type.
  • Page 10: Main Block Assembly

    DSC-P72 2-3. MAIN BLOCK ASSEMBLY Caution The power supply capacitor of the Flash unit is charged to the voltage as high as 300 V at a maximum. The high voltage is not discharged even after the main power of the machine is simply turned off and the charged potential still remains.
  • Page 11: Video Lens, Ccd Block Assembly

    DSC-P72 2-5. VIDEO LENS (ED02D), CCD BLOCK ASSEMBLY Caution Attach the Tape (Y) as shown in the illustration. Tape (Y) 4 Video lens (ED02D) (27P) 5 Optical filter block CCD block assembly 6 Seal rubber (DQ) Tape (Y) Remove the solderings.
  • Page 12: Jk Block (Jk-252)

    DSC-P72 2-6. MEMORY STICK CONNECTOR, JK BLOCK (JK-252) Caution Attach the Tape (Y) as shown in the illustration. SY-85 board Tape (Y) Tape (Y) 2 Claw 4 Memory stick connector 7 JK block (JK-252) (39P) 8 JK block (JK-252) 1 Tapping screw (1.7 ×...
  • Page 13: Board

    DSC-P72 2-8. SY-85 BOARD Caution When removing the harness, be sure to pull the harness up at the right angle with the board while pressing down the connector on the circuit board. Connector 2 Battery holder (with terminal) (4P) 1 Four screws(M2 × 3)
  • Page 14 DSC-P72 [SERVICE POSITION (SY-85 BOARD)] Memory stick connector AC power AC IN Cabinet (rear) block assembly adaptor JK block (39P) (JK-252) (10P) DC jack CN702 (39P) CN701 CN706 CN201 CN704 (12P) CN705 (10P) ST-82 board (27P) Unit parts(UA-002) (10P) SY-85 board...
  • Page 15: Circuit Boards Location

    DSC-P72 2-10.CIRCUIT BOARDS LOCATION SY-085 ST-082 Board Name Function SY-085 CCD IMAGER, CAMERA A/D CONVERTER, LENS DRIVE, CAMERA DSP, VIDEO AMP, SH DSP, CLK GEN., FRONT CONTROL, AUDIO I/O, LCD DRIVE, TIMING GEN., DC IN, DC-DC CONVERTER., CONNECTOR ST-082 FLASH DRIVE...
  • Page 16: Flexible Boards Location

    DSC-P72 2-11.FLEXIBLE BOARDS LOCATION The flexible boards contained in the video lens are not shown. CONTROL SWITCH BLOCK (SW-391) CONTROL SWITCH BLOCK (RL-059) UNIT PARTS (UA-002) FP-643 JK BLOCK (JK-252) 2-10E...
  • Page 17 DSC-P72 17/Feb/2003. Update HELP Sheet attachment positions and procedures of processing the flexible boards/harnesses are shown. MAIN BLOCK SECTION SY-85 board SY-85 board Caution A (280) label Caution B (280) label SY-85 board Tape (Y) Busteraid 280 SY-85 board HELP...
  • Page 18: Block Diagrams

    DSC-P72 COVER COVER 3. BLOCK DIAGRAMS Link Link OVERALL BLOCK DIAGRAM FRONT/LCD BLOCK DIAGRAM OVERALL BLOCK DIAGRAM FRONT/LCD BLOCK DIAGRAM CAMERA BLOCK DIAGRAM CAMERA BLOCK DIAGRAM POWER BLOCK DIAGRAM POWER BLOCK DIAGRAM...
  • Page 19 DSC-P72 SECTION 3 3. BLOCK DIAGRAMS 3. BLOCK DIAGRAMS COVER COVER BLOCK DIAGRAMS 3-1. OVERALL BLOCK DIAGRAM ( ) : Number in parenthesis ( ) indicates the division number of schematic diagram where the component is located. SY-85 BOARD SW-391 (1/2)
  • Page 20 DSC-P72 3. BLOCK DIAGRAMS 3. BLOCK DIAGRAMS COVER COVER ( ) : Number in parenthesis ( ) indicates the division number of schematic diagram where the component is located. 3-2. CAMERA BLOCK DIAGRAM SY-85 BOARD (1/2) IC301 (3/10) (4/10) (4/10)
  • Page 21 DSC-P72 3. BLOCK DIAGRAMS 3. BLOCK DIAGRAMS COVER COVER 3-3. FRONT/LCD BLOCK DIAGRAM ( ) : Number in parenthesis ( ) indicates the division number of schematic diagram where the component is located. SY-85 BOARD (2/2) SW-391 (3/3) PANEL UNIT...
  • Page 22 DSC-P72 3. BLOCK DIAGRAMS 3. BLOCK DIAGRAMS COVER COVER ( ) : Number in parenthesis ( ) indicates the division number of schematic diagram where the component is located. 3-4. POWER BLOCK DIAGRAM SY-85 BOARD CN001 F007 BATT UINREG BATT UNREG...
  • Page 23: Printed Wiring Boards And Schematic Diagrams

    DSC-P72 4-2. SCHEMATIC DIAGRAMS 4-2. SCHEMATIC DIAGRAMS 4-3. PRINTED WIRING BOARDS 4-3. PRINTED WIRING BOARDS COVER COVER SECTION 4 PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS 4-1. FRAME SCHEMATIC DIAGRAM (1/2) FLASH UNIT ST-82 BOARD S002 POWER CONTROL SWITCH BLOCK(RL-059) OVF_NZM...
  • Page 24 DSC-P72 4-2. SCHEMATIC DIAGRAMS 4-2. SCHEMATIC DIAGRAMS 4-3. PRINTED WIRING BOARDS 4-3. PRINTED WIRING BOARDS COVER COVER FRAME SCHEMATIC DIAGRAM (2/2) ND901 BACK-LIGHT LCD901 COLOR LCD MONITOR SP901 SPEAKER CN702 CN701 JK BLOCK REG_GND REG_GND MS_VSS MS_VSS MS_VCC MS_VCC (JK-252)
  • Page 25: Schematic Diagrams

    DSC-P72 COVER COVER 4-2. SCHEMATIC DIAGRAMS Link Link ST-82 BOARD CONTROL SWITCH BLOCK ST-82 BOARD (FLASH DRIVE) CONTROL SWITCH BLOCK (SW-391) (FLASH DRIVE) (SW-391) FP-643 FLEXIBLE BOARD CONTROL SWITCH BLOCK FP-643 FLEXIBLE BOARD CONTROL SWITCH BLOCK (RL-059) (RL-059) JK BLOCK...
  • Page 26: Schematic Diagram

    DSC-P72 4-2. SCHEMATIC DIAGRAMS 4-2. SCHEMATIC DIAGRAMS COVER COVER THIS NOTE IS COMMON FOR SCHEMATIC DIAGRAMS (In addition to this, the necessary note is printed in each block) (For schematic diagrams) 1. Connection • All capacitors are in µF unless otherwise noted. pF : µ...
  • Page 27 DSC-P72 4-2. SCHEMATIC DIAGRAMS 4-2. SCHEMATIC DIAGRAMS ST-82 PRINTED WIRING BOARD ST-82 PRINTED WIRING BOARD COVER COVER 4-2. SCHEMATIC DIAGRAMS For Schematic Diagram • Refer to page 4-37 for printed wiring board of ST-82 board. ST-82 BOARD NO MARK:REC/PB MODE...
  • Page 28 DSC-P72 4-2. SCHEMATIC DIAGRAMS 4-2. SCHEMATIC DIAGRAMS JK BLOCK FLEXIBLE BOARD JK BLOCK FLEXIBLE BOARD COVER COVER For Schematic Diagram • Refer to page 4-43 for printed wiring board. JK BLOCK (JK-252) MS_VSS MS_VSS MS_VCC MS_VCC MS_VCC MS_SCLK MS_SCLK N.C.
  • Page 29 DSC-P72 4-2. SCHEMATIC DIAGRAMS 4-2. SCHEMATIC DIAGRAMS 4-3. PRINTED WIRING BOARDS 4-3. PRINTED WIRING BOARDS COVER COVER • CONTROL SWITCH BLOCK (SW-391) is replaced as a block. So that this PRINTED WIRING BOARD is omitted. CONTROL SWITCH BLOCK (SW-391) LCD,CONTROL(SW BLOCK)
  • Page 30 DSC-P72 4-2. SCHEMATIC DIAGRAMS 4-2. SCHEMATIC DIAGRAMS 4-3. PRINTED WIRING BOARDS 4-3. PRINTED WIRING BOARDS COVER COVER • CONTROL SWITCH BLOCK (RL-059) is replaced as a block. So that this PRINTED WIRING BOARD is omitted. • UA-002 BOARD is replaced as a block. So that this PRINTED WIRING BOARD is omitted.
  • Page 31: Printed Wiring Boards

    DSC-P72 COVER COVER 4-3. PRINTED WIRING BOARDS Link Link ST-82 BOARD JK BLOCK (JK-252) ST-82 BOARD JK BLOCK (JK-252) COMMON NOTE FOR PRINTED WIRING BOARDS COMMON NOTE FOR PRINTED WIRING BOARDS MOUNTED PARTS LOCATION CIRCUIT BOARDS LOCATION CIRCUIT BOARDS LOCATION...
  • Page 32 DSC-P72 4-3. PRINTED WIRING BOARDS 4-3. PRINTED WIRING BOARDS COVER COVER THIS NOTE IS COMMON FOR WIRING BOARDS (In addition to this, the necessary note is printed in each block) (For printed wiring boards) • Chip parts. • : Uses unleaded solder.
  • Page 33: Flash Drive)

    DSC-P72 MOUNTED PARTS LOCATION 4-2. SCHEMATIC DIAGRAMS 4-2. SCHEMATIC DIAGRAMS 4-3. PRINTED WIRING BOARDS 4-3. PRINTED WIRING BOARDS MOUNTED PARTS LOCATION COVER COVER 4-3. PRINTED WIRING BOARDS • : Uses unleaded solder. ST-82 (FLASH DRIVE) PRINTED WIRING BOARD • Refer to page 4-35 for common note for printed wiring board.
  • Page 34: Jk Block (Jk-252) (Jack) Flexible Board

    DSC-P72 4-2. SCHEMATIC DIAGRAMS 4-2. SCHEMATIC DIAGRAMS 4-3. PRINTED WIRING BOARDS 4-3. PRINTED WIRING BOARDS COVER COVER JK BLOCK (JK-252) (JACK) FLEXIBLE BOARD JK BLOCK (JK-252) LND150 J101 LND139 LND138 DC IN LND137 LND136 LND135 LND134 LND133 LND132 LND131 LND130...
  • Page 35: Mounted Parts Location

    DSC-P72 4-3. PRINTED WIRING BOARDS 4-3. PRINTED WIRING BOARDS COVER COVER 4-5. MOUNTED PARTS LOCATION no mark : side A * mark : side B ST-82 BOARD * C503 * C504 * C505 Mounted parts location of the SY-85 board...
  • Page 36 DSC-P72 COVER COVER NOTE NOTE 5. REPAIR PARTS LIST NOTE: Characters A to Z of the electrical parts list indicate location of exploded views in which the desired part is shown. EXPLODED VIEWS EXPLODED VIEWS Link Link CABINET (FRONT) SECTION...
  • Page 37 DSC-P72 5. REPAIR PARTS LIST 5. REPAIR PARTS LIST COVER COVER NOTE: • -XX, -X mean standardized parts, so they may have some differences from When indicating parts by reference number, the original one. please include the board name. •...
  • Page 38 DSC-P72 5. REPAIR PARTS LIST 5. REPAIR PARTS LIST COVER COVER 5-1. EXPLODED VIEWS 5-1-1. CABINET (FRONT) SECTION ns : not supplied Cabinet (rear) block assembly (See page 5-5) Main block assembly (See page 5-4) Ref. No. Part No. Description Ref.
  • Page 39 DSC-P72 5. REPAIR PARTS LIST 5. REPAIR PARTS LIST COVER COVER 5-1-2. MAIN BLOCK SECTION ns : not supplied J101 CN101 J102 BT901 IC351 (Note) Be sure to read “Precautions upon replacing CCD imager” on page 4-7 when changing the CCD imager.
  • Page 40 DSC-P72 5. REPAIR PARTS LIST 5. REPAIR PARTS LIST COVER COVER 5-1-3. CABINET (REAR) BLOCK SECTION ns : not supplied LCD901 BT100 ND901 : For the installation position of BT100 (Lithium battery), refer to page 2-3 CAUTION : Danger of explosion if battery is incorrectly replaced.
  • Page 41 DSC-P72 SY-85 ST-82 5-2. ELECTRICAL PARTS LIST Ref. No. Part No. Description Ref. No. Part No. Description A-7078-684-A SY-85 BOARD, COMPLETE (SERVICE) R506 1-218-958-11 RES-CHIP 2.7K 1/16W R507 1-218-965-11 RES-CHIP 1/16W ****************************** R508 1-218-940-11 RES-CHIP 1/16W ************************************************************ R509 1-218-961-11 RES-CHIP 4.7K...
  • Page 42 DSC-P72 Checking supplied accessories. Make sure that the following accessories are supplied with your camcorder. Power cord (1)(AUS model) Battery charger (BC-CS2)(1) Connection cord Hand strap (1) 0 1-696-819-11 (US,CND,JE,J model) (AV Cable 1.5m)(1) 3-070-841-01 0 1-477-814-11 Power cord (1)(AEP,E model)
  • Page 43 DSC-P72 2003B1600-1 Sony EMCS Co. 9-876-229-31 ©2003.2 — 58 — Published by DI Customer Center...
  • Page 44 DSC-P72 LEVEL US Model SERVICE MANUAL Canadian Model AEP Model Ver 1.1 2003. 03 UK Model E Model Australian Model Hong Kong Model Brazilian Model Korea Model Chinese Model Tourist Model Japanese Model SUPPLEMENT-1 File this supplement with the Service Manual.
  • Page 45 DSC-P72 (Page 2-3) SECTION 2 DISASSEMBLY 2-2. BLOCK LIGHT GUIDE PLATE, LCD MODULE, CONTROL SWITCH BLOCK (SW-391), LITHIUM BATTERY Lithium battery Caution Caution When installing it, Danger of explosion if batteryis incorrectly replaced. align the switch position Replace only with the same or equivalent type.
  • Page 46 DSC-P72 (Page 5-5) SECTION 5 REPAIR PARTS LIST 5-1. EXPLODED VIEWS 5-1-3. CABINET (REAR) BLOCK SECTION ns : not supplied LCD901 BT100 ND901 : For the installation position of BT100 (Lithium battery), refer to page 2-3 CAUTION : Danger of explosion if battery is incorrectly replaced.
  • Page 47 3-080-877-71 MANUAL, INSTRUCTION (ARABIC) (E) Replace only with part number Ne les remplacer que par une 3-080-877-81 MANUAL, INSTRUCTION (KOREAN) (KR) specified. pièce portant le numéro spécifié. 2003C1600-1 Sony EMCS Co. 9-876-229-82 ©2003.3 — 4 — Published by DI Customer Center...
  • Page 48 Reverse 987622932.pdf Revision History S.M. Rev. Ver. Date History Contents issued 2003.02 Official Release — — 2003.03 Supplement-1 Addition of the Brazilian Model.

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