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SERVICE MANUAL
Ver. 1.0 2009.07

PRS-300
US Model Canadian Model UK Model French Model German Model Netherlands Model

Note: Be sure to keep your PC used for service and checking of this unit always updated with the latest version of your anti-virus software. In case a virus affected unit was found during service, contact your Service Headquarters.

· · · · · · ·

SONY and the SONY logo are registered trademarks of Sony Corporation. BBeB, BBeB Book, and their logos are trademarks of Sony Corporation. Bitstream is a registered trademark, and Dutch, Font Fusion, and Swiss are trademarks, of Bitstream Inc. Microsoft, Windows, Windows Vista and Windows Media are trademarks or registered trademarks of Microsoft Corporation in the United States and / or other countries. Macintosh and Mac OS are trademarks of Apple Inc., registered in the U.S. and other countries. Adobe, the Adobe logo, Reader and PDF are either registered trademarks or trademarks of Adobe Systems Incorporated in the United States and/or other countries. This product includes software developed by the OpenSSL Project for use in the OpenSSL Toolkit. () Copyright © 1998-2006 The OpenSSL Project. All rights reserved. This product includes cryptographic software written by Eric Young ([email protected]). This product includes software written by Tim Hudson ([email protected]). For details on OpenSSL License, refer to "openssl.txt" on the Reader.

SPECIFICATIONS
Power source Built-in rechargeable battery: DC 3.7 V AC adapter: DC 5.2 V Battery life (continuous playback) Maximum Battery: Approx. 7,500 pages with BBeB Book contents * Approx. 6,800 pages with EPUB contents* * Measured using a fully charged battery and counting consecutive page-turns at approx 1 page per sec. Actual battery life may vary based on usage patterns and specific device. User available capacity Approx. 440MB Available storage capacity of the Reader may vary. Operating temperature 5 to 35 °C (41 to 95 °F) Dimensions (w/h/d) Approx. 4 1/4 × 6 1/4 × 13/32 inches (107.8 × 157.5 × 10.2 mm) (maximum) Mass Approx. 7.76 oz (220 g) Supplied accessories USB cable (1) Sleeve (1) Quick Start (1) Flyers Design and specifications are subject to change without notice.

All other system names and product names appearing in this document are generally the registered trademarks or trademarks of their respective manufacturers. Further, the trademark TM and registered trademark ® symbols are not indicated throughout this document. Program ©2009 Sony Corporation Documentation ©2009 Sony Corporation

DIGITAL BOOK READER
9-889-601-01
2009G0500-1 © 2009.07

Sony Corporation
New Mobile Division Published by Sony Techno Create Corporation

PRS-300

Flexible Circuit Board Repairing · Keep the temperature of soldering iron around 270 °C during repairing. · Do not touch the soldering iron on the same conductor of the circuit board (within 3 times). · Be careful not to apply force on the conductor when soldering or unsoldering.

CAUTION Danger of explosion if battery is incorrectly replaced. Replace only with the same or equivalent type.

2

PRS-300 SECTION 1 SERVICING NOTES
NOTE THE EACH BOARDS REPAIRING The mount parts on each boards installed in this set cannot exchange with single. When the each board are damaged, exchange the entire mounted board. REWRITING THE LUT The LUT is exclusive for each lot number of the ELEMENT INK INDICATOR 5 INCH(L). Therefore, when replacing the complete MAIN board or LGD PANEL ASSY, you need to rewrite the LUT. However, rewriting is not required if the lot number is the same. Location where the LUT is stored: · IC1203 How to check the version of the stored LUT: · Enters the test mode referring to "HOW TO ENTER THE TEST MODE" (page 8) in TEST MODE. Check the current LUT version displayed at the right side of "Update Waveform" as in the screen below. The LUT version is "0400040113" in this example. How to check the lot number of the ink (indication) ELEMENT ASSY: · The lot number is written on the label on the flexible card wire. The lot number is "B19" in the picture below.

(Screen display)
MAIN board

How to change the LUT: 1. Connect this set with PC by the USB cable. 2. Unzip the application for the test mode, and the "Sony Reader" folder is made.
Note: Confirm the method of obtaining the application for the test mode to each service headquarters.

3. Execute the copy of the "Sony Reader" folder made in step 2 to the Reader's drive on the My Computer. 4. Copy the LUT file you want to update to the folder under "/ Sony Reader/software" in the Reader's drive, and then change the name to "lut.bin". 5. Release the connection of this set and PC and it enters the test mode. 6. The current LUT version displayed at the right side of Update Waveform on TEST MODE MENU. 7. In the state that a Update Waveform tab is selected if it is press the [3] button, next press the [ENTER] button, it starts rewriting LUT version.
Note: It is necessary to match the LUT version to the version in elation to the lot number of the ELEMENT INK INDICATOR 5INCH (L). Refer to Technical News about details.

8. After a few minutes (about 10 seconds), the screen display is refreshed, a LUT version display of the right side of Update Waveform on TEST MODE MENU is refreshed.
Note: For the VCOM adjustment value of RV1801 for each lot, refer to ELECTRICAL ADJUSTMENT (Page 9).

3

PRS-300 SECTION 2 DISASSEMBLY
· This set can be disassembled in the order shown below.

2-1.

DISASSEMBLY FLOW
SET

2-2. CASE (REAR) (Page 4)

2-3. BATTERY ASSY (Page 5)

2-4. CASE (FRONT) ASSY (Page 5)

2-5. MAIN BLOCK (Page 6)

2-6. LGD PANEL ASSY (Page 7)

2-7. MAIN BOARD (Page 7)

Note: Follow the disassembly procedure in the numerical order given.

2-2.

CASE (REAR)

Note: This illustration sees the set from rear side.

0 four claws

qd case (rear)

qa

0 three claws

0 five claws Note: Adhesive sheet (ornament), adhesive sheet (shutter-B) and adhesive sheet (side) cannot re-used. Please replace to brand-new part ones adhesive sheet (ornament), adhesive sheet (shutter-B) and adhesive sheet (side) are removed. 4 two adhesive sheets (ornament) 1 screw (M1.4 2.5) 2 A B 3 two claws 7 four adhesive sheets (side) 3 two claws 8 ornamental strip assy 2 B 4 adhesive sheet (ornament) 5 adhesive sheet (shutter-B) 6 adhesive sheet (JOG) 1 two screws (M1.4 2.5) 9 two screws (M1.4 5) qs serial barcode label A 0 four claws

4

PRS-300

2-3.

BATTERY ASSY

Note: This illustration sees the set from rear side.

2 two screws (B1.4 4)

3 battery assy

1 battery connector (CN401)

2-4.

CASE (FRONT) ASSY
5 screw (M1.4 9 case (front) assy 2.5)

4 three screws (M1.4 2.5)

4 screw (B1.7 5) 6 8 five top keys (10)

7 main frame assy

3 three screws (M1.4 6)

2 screw (B1.7 5) 3 five screws (M1.4 6)

2 screw (B1.7 5) 1 two magnets

5

PRS-300

2-5.

MAIN BLOCK
Arrangement of wire of POWER (SW) board Note: Do not pinch the wire of POWER (SW) board with the frame block. ­ rear side view ­

1 two claws

wire of POWER (SW) board frame block (upper side)

2 inner frame (left)

qs main block

3 two toothed lock screws (M1.4 2) 4 stay qa screw (B1.4 4) Note: Install the power switch (S002) meeting the knob (power). 8 0 power switch (S022) knob (power)

7 sheet (wire)

9 claw

Arrangement of wire of DC JACK board white line CN801 sheet (wire) frame block

5 battery connector (CN401) 6 Peel off the copper leaf sheet (main CPU).

MAIN board DC JACK board wire of DC JACK board

6

PRS-300

2-6.

LGD PANEL ASSY
3 LGD panel assy flexible board (CN302)

4 LGD panel assy

1 LGD panel assy flexible board (CN801)

2 toothed lock screw (M1.4 2) MAIN board block 2 toothed lock screw (M1.4 2)

2-7.

MAIN BOARD
POWER (SW) board LD004 LD005 red yellow gray LD805 LD804 LD803 LD802 LD801 MAIN board 2 copper leaf sheet (4way) 3 Remove solder of copper leaf sheet (main CPU 2). 7 Remove five solders of harness of POWER (SW) board.

LD003 LD001

LD002

black

gray

1 Remove solder of copper leaf sheet (4way). 9 MAIN board 6 DC JACK board block 4 copper leaf sheet (main CPU 2)

8 POWER (SW) board block 5 Remove two solders of harness of DC JACK board.

LD401 LD402

red

LD051 DC JACK board

black LD052 MAIN board

7

PRS-300 SECTION 3 TEST MODE
HOW TO ENTER THE TEST MODE Procedure: 1. Connect this set with PC by the USB cable. 2. Unzip the application for the test mode, and the "Sony Reader" folder is made.
Note: Confirm the method of obtaining the application for the test mode to each service headquarters.

3. Execute the copy of the "Sony Reader" folder made in step 2 to the Reader's drive on the My Computer. 4. Release the connection of this set and PC and it enters the test mode. 1. Test Panel Procedure: 1. While the machine selected tab "Test Panel" in test mode menu, press the [ENTER] button or [1] button. 2. Screen is changed to the Test Panel. 3. The display is changed so bellow with each time of pushing the [>] button or [<] button of [PAGE].

3. Update Waveform In this mode, it is possible to confirm the version of LUT (Look Up Table) and rewrite. The change of the LUT is required when the LGD PANEL ASSY or complete MAIN board are replaced. However, the ELEMENT INK INDICATOR 5 INCH (L) is different from parameter by each lot number, therefore, rewriting is not required if the lot number is the same. The lot number is written on the label on the flexible board.
lot number

> WHITE < LIGHT GRAY <

> DARK GRAY <

> <

> BLACK

Procedure: 1. Connect this set with PC by the USB cable. 2. Unzip the application for the test mode, and the "Sony Reader" folder is made.
Note: Confirm the method of obtaining the application for the test mode to each service headquarters.

4. It's back to TEST MODE MENU when the [MENU] button. 5. After the end of test, a display of Test Panel on TEST MODE MENU is changed to "Done" from "Not Yet". 2. Check All Key Procedure: 1. In the state that a Check All Key tab of TEST MODE MENU is selected, press the [ENTER] button or [2] button. 2. The screen is switched into the Check All Key state.

3. Execute the copy of the "Sony Reader" folder made in step 2 to the Reader's drive on the My Computer. 4. Copy the LUT file you want to update to the folder under "/ Sony Reader/software" in the Reader's drive, and then change the name to "lut.bin". 5. Release the connection of this set and PC and it enters the test mode. 6. The current LUT version displayed at the right side of Update Waveform on TEST MODE MENU. 7. In the state that a Update Waveform tab is selected if it is press the [3] button, next press the [ENTER] button, it starts rewriting LUT version.
Note: It is necessary to match the LUT version to the version in elation to the lot number of the ELEMENT INK INDICATOR 5 INCH (L). Refer to Technical News about details.

8. After a few minutes (about 10 seconds), the screen display is refreshed, a LUT version display of the right side of Update Waveform on TEST MODE MENU is refreshed. 4. Reset Screen Lock The screen lock can be compulsorily released. Not used for the servicing. 5. Power Off Procedure: 1. In the state of a Power Off tab of TEST MODE MENU, press the [ENTER] button or [5] button. 2. After a while, the screen display is changed white, so power is turned off. 6. Factory Initialize Procedure: It return to the state various setting are shipped in the factory. The file of Flash ROM deletes all files except file the factory is shipped. Please note it enough you operate this mode. 1. In the state of a Factory Initialize tab of TEST MODE MENU, press the [ENTER] button or [6] button. 2. Initialize end. After a while, the screen display is changed white, so power is turned off.

1 HOME

2

3

4

5

6

7

8

9

0 SIZE

RETURN UP LEFT ENTER DOWN

MARK

RIGHT

3. The display invert when each button is pushed, and the display is back to the all button. 4. After the end of test, a display of the right side of Test Panel on TEST MODE MENU is changed to "Done" from "Not Yet".

8

SECTION 4 ELECTRICAL ADJUSTMENT
VCOM VOLTAGE ADJUSTMENT Vcom voltage for the display panel varies for each panel. VCOM adjustment is required when replacing a board or panel. Preparation: Voltage is generated only when the screen is changed, so the adjustment needs to be performed while changing the screen. Use the slideshow function to change the screen sequentially. 1. With the "Settings" tab in the menu selected, press the [ENTER] button or the [0] button. 2. With the "Slideshow" tab selected, press the [ENTER] button or the [3] button. 3. Set "Turn On, Slide Duration 05 seconds", and press the [ENTER] button on OK. Procedure: 1. With the "Pictures" tab in the menu selected, press the [ENTER] button or the [9] button. 2. Specify a desired screen, and press the [ENTER] button to check that the slideshow starts. 3. Observe the TP354 on an oscilloscope (refer to Fig.2), and use RV1801 to adjust the voltage that is generated when the screen is changed so that it satisfies the standard. Standard: Written on the flexible card wire of the display panel with a marker. (­1 V to ­2.5 V) (Refer to following Fig.1) (In case of Fig.1: The value of VCOM is ­1.75 V.) Adjustment Location: ­ MAIN Board (Component Side) ­

PRS-300

TP354

IC301

RV1801

Fig. 1

1 Vp-p 660 ms

500 mV/DIV, 200 ms/DIV

Fig. 2

9

PRS-300 SECTION 5 EXPLODED VIEWS
Note: · -XX and -X mean standardized parts, so they may have some difference from the original one. · Items marked "*" are not stocked since they are seldom required for routine service. Some delay should be anticipated when ordering these items. · The mechanical parts with no reference number in the exploded views are not supplied. · Abbreviation CE7 : UK, French, German and Netherlands models CND :Canadian model · Color Indication of Appearance Parts Example: KNOB, BALANCE (WHITE) . . . (RED) Parts Color Cabinet's Color

5-1.

CASE (REAR) SECTION 6
case (front) section

7

6

4 5 8 2

2 3

1

not supplied

Note : When peeling off adhesive sheet, be sure to exchange it for new adhesive sheet. Ref. No. 1 1 1 2 2 3 3 Part No. 4-134-930-01 4-134-930-11 4-134-930-21 3-225-996-11 3-225-996-12 A-1716-443-A A-1731-600-A Description Remark Ref. No. 3 4 5 6 7 7 STRIP ASSY, ORNAMENTAL (SILVER) STRIP ASSY, ORNAMENTAL (BLACK) 8 Part No. A-1731-612-A 4-153-611-01 2-549-689-01 4-149-506-01 3-225-996-15 3-225-996-16 3-237-216-01 Description STRIP ASSY, ORNAMENTAL (RED) SHEET (SIDE), ADHESIVE SHEET (SHUTTER-B), ADHESIVE SHEET (ORNAMENT), ADHESIVE SCREW (M1.4) (EG), PRECISION PAN (for SILVER) SCREW (M1.4) (EG), PRECISION PAN (for BLACK, RED) SHEET (JOG), ADHESIVE Remark

CASE (REAR) (SILVER) CASE (REAR) (BLACK) CASE (REAR) (RED) SCREW (M1.4) (EG), PRECISION PAN (for SILVER, RED) SCREW (M1.4) (EG), PRECISION PAN (for BLACK)

10

PRS-300

5-2.

CASE (FRONT) SECTION

53

51 53

52

54

main frame section

55

52 52 56

55

Ref. No. 51 51 51 52 53

Part No. A-1716-434-A A-1731-599-A A-1731-609-A 3-254-083-01 3-225-996-11

Description CASE (FRONT) ASSY (SILVER) CASE (FRONT) ASSY (BLACK) CASE (FRONT) ASSY (RED) SCREW SCREW (M1.4) (EG), PRECISION PAN

Remark

Ref. No. 54 54 54 55 56

Part No. 4-138-771-01 4-138-771-11 4-138-771-21 3-703-816-81 4-138-851-01

Description KEY TOP (10) (SILVER) KEY TOP (10) (BLACK) KEY TOP (10) (RED) SCREW (M1.4X6.0), SPECIAL HEAD MAGNET

Remark

11

PRS-300

5-3.

MAIN FRAME SECTION
106 117
not supplied

107

105

115

104 103 105 116 108 105 109 110
not supplied

not supplied

114

111 117 102 117

101 117 118 112

113

108

Ref. No. 101 102 103 104 104 104 104 104 104 105 106

Part No. 4-153-238-01 4-138-772-01 A-1716-441-A X-2514-316-1 X-2514-317-1 X-2514-322-1 X-2514-324-1 X-2514-325-1 X-2514-326-1 3-335-797-01 4-143-320-01

Description

Remark

Ref. No. 107 108 109 110 111 111 111 112 112 113 114 115 116 117 118

Part No. A-1731-387-A 3-254-135-01 A-1716-440-A 4-138-773-01 4-134-931-01 4-134-931-11 4-134-931-21 X-2514-315-1 X-2514-323-1 4-153-239-01 4-156-921-01 4-153-240-01 4-158-798-01 3-274-373-01 4-160-819-01

Description LGD PANEL ASSY SCREW (B1.4) POWER (SW) BOARD, COMPLETE PLATE, LIGHT GUIDE KNOB (POWER) (SILVER) KNOB (POWER) (BLACK) KNOB (POWER) (RED) BATTERY ASSY (US, CND) BATTERY ASSY (CE7) SHEET (SUB CPU), COPPER LEAF SHEET (WIRE) SHEET (4WAY), COPPER LEAF SHEET (MAIN CPU2), COPPER LEAF SHEET (B), ADHESIVE CUSHION (FRAME)

Remark

SHEET (MAIN CPU), COPPER LEAF FRAME DC JACK BOARD, COMPLETE MAIN BOARD, COMPLETE (for SERVICE) (for SILVER) (US, CND) MAIN BOARD, COMPLETE (for SERVICE) (for BLACK) (US, CND) MAIN BOARD, COMPLETE (for SERVICE) (for RED) (US, CND) MAIN BOARD, COMPLETE (for SERVICE) (for SILVER) (CE7) MAIN BOARD, COMPLETE (for SERVICE) (for BLACK) (CE7) MAIN BOARD, COMPLETE (for SERVICE) (for RED) (CE7) SCREW (M1.4X2), TOOTHED LOCK FRAME (LEFT), INNER

12

PRS-300 SECTION 6 ACCESSORIES
Ref. No. Part No. 1-829-882-12 4-151-149-12 4-151-149-31 Description Remark CORD, CONNECTION (USB) (USB cable) GUIDE, QUICK START (ENGLISH, FRENCH) GUIDE, QUICK START (GERMAN, DUTCH) (CE7)

· Abbreviation CE7 : UK, French, German and Netherlands models

13

PRS-300

REVISION HISTORY
Checking the version allows you to jump to the revised page. Also, clicking the version at the top of the revised page allows you to jump to the next revised page.
Ver. 1.0 Date 2009.07 New Description of Revision