Page 3 - SECTION 1; UNLEADED SOLDER
3 NW-A805/A806/A808/NWZ-A815/A816/A818 TABLE OF CONTENTS 1. SERVICING NOTES ............................................... 3 2. GENERAL ................................................................... 6 3. DISASSEMBLY 3-1. Disassembly Flow ...........................................................
Page 4 - NOTE THE MAIN BOARD REPLACING; Formatting Memory; To cancel the operation; To return to the previous menu
4 NW-A805/A806/A808/NWZ-A815/A816/A818 NOTE THE MAIN BOARD REPLACING When the MAIN board is replaced, format it according to thefollowing. Formatting Memory (Format) You can format the built-in flash memory of the player.If the memory is formatted, all music, video and photo data, etc., will be eras...
Page 5 - COLOR VARIATION
5 NW-A805/A806/A808/NWZ-A815/A816/A818 COLOR VARIATION Model Destination COLOR BLACK VIOLET WHITE PINK SILVER BLUE CND z z AEP, UK z z z z FR z z z z NW-A805 EE z z z z E, AUS, JE z z MX z CH z z z z CND z z AEP, UK z z z z FR z z NW-A806 EE z z E, AUS, JE z z z z MX z z CH z z CND z AEP, UK z z FR ...
Page 6 - Parts and Controls; Headphone jack; Headphones; Front; OPTION/PWR OFF button; RESET button; There are tactile dots. Use them to help
6 NW-A805/A806/A808/NWZ-A815/A816/A818 SECTION 2 GENERAL This section is extracted frominstruction manual. Parts and Controls 1 5-way button * 1 Starts playback and enables navigation of the player’s on-screen menus. 2 BACK/HOME button * 2 Press to go up one list screen level, or to return to the pr...
Page 7 - Follow the disassembly procedure in the numerical order given.; This set can be disassembled in the order shown below.; SECTION 3; Note 3: Blue color type of NWZ-A816 US model
NW-A805/A806/A808/NWZ-A815/A816/A818 7 Note: Follow the disassembly procedure in the numerical order given. 3-2. REAR CABINET ASSY • This set can be disassembled in the order shown below. 3-1. DISASSEMBLY FLOW SECTION 3 DISASSEMBLY 3-2. REAR CABINET ASSY (Page 7) 3-3. MAIN BOARD (Page 8) 3-4. HOLDER...
Page 9 - Follow the assembly procedure in the numerical order given.; – rear view –
NW-A805/A806/A808/NWZ-A815/A816/A818 9 3-5. NAND BOARD, SVX SWITCH FLEXIBLE (PWB ASSY) 3-6. NOTE WHEN INSTALLING THE SVX SWITCH FLEXIBLE (PWB ASSY) Note: Follow the assembly procedure in the numerical order given. 4 Turn up the LCD flexible board. 1 two claws 2 Lift up theSVX swtch flexible (PWB ass...
Page 12 - RELEASING THE TEST MODE
12 NW-A805/A806/A808/NWZ-A815/A816/A818 SECTION 4 TEST MODE Note: Information on the test mode must correspond in enough securi-ty. When the leakage has been revealed by any chance, the sourceof information is specified. 1. SETTING THE TEST MODENote: Perform the test mode in the state of 3.6 V or mo...
Page 18 - SIGNAL PATH
NW-A805/A806/A808/NWZ-A815/A816/A818 18 18 NW-A805/A806/A808/NWZ-A815/A816/A818 SECTION 5 DIAGRAMS 5-1. BLOCK DIAGRAM BAT 17BAT 18 POWER CONTROL, CHARGE CONTROL IC901 LITHIUM ION STRAGE BATTERY 3.7V 610mAh AU_L_IN 13 AU_R_IN 16 D+ CN851 (1/2)(WM-PORT) 3 D– 4 TXD/SLEEP CN851 (2/2)(WM-PORT) 10 RXD/WAK...
Page 19 - Note for Printed Wiring Boards and Schematic Diagrams; Note on Schematic Diagram:; and pin; Note on Printed Wiring Board:
NW-A805/A806/A808/NWZ-A815/A816/A818 19 19 NW-A805/A806/A808/NWZ-A815/A816/A818 • Note for Printed Wiring Boards and Schematic Diagrams • MAIN board is multi-layer printed board.However, the patterns of intermediate-layers have not beenincluded in diagrams. Note on Schematic Diagram: • All capacitor...
Page 20 - MAIN BOARD
NW-A805/A806/A808/NWZ-A815/A816/A818 20 20 NW-A805/A806/A808/NWZ-A815/A816/A818 5-2. PRINTED WIRING BOARDS – MAIN Section (1/2) – : Uses unleaded solder. • SemiconductorLocation Ref. No. Location IC501 D-2 IC502 D-3 IC503 C-1 IC504 C-2 IC505 D-3 IC506 D-3 IC507 D-2 IC508 D-4 IC509 D-4 IC601 C-3 IC70...
Page 22 - Note: When IC301 and IC302 cannot exchange with single. When
NW-A805/A806/A808/NWZ-A815/A816/A818 22 22 NW-A805/A806/A808/NWZ-A815/A816/A818 5-4. SCHEMATIC DIAGRAM – MAIN Section (1/6) – • See page 28 for IC Block Diagrams. • See page 30 for IC Pin Function Description. (Page 25) (Page 27) (4/6) MAIN 3 BOARD (6/6) MAIN 2 BOARD IC B/D IC B/D (3/6) BOARD 1 MAIN...
Page 23 - See page 28 for IC Block Diagrams.
NW-A805/A806/A808/NWZ-A815/A816/A818 23 23 NW-A805/A806/A808/NWZ-A815/A816/A818 (Page 24) (Page 27) (Page 25) 5-5. SCHEMATIC DIAGRAM – MAIN Section (2/6) – • See page 28 for IC Block Diagrams. MAIN 6 (4/6) BOARD MAIN 4 (3/6) BOARD MAIN 5 (6/6) BOARD IC B/D IC B/D IC B/D IC B/D IC B/D IC B/D IC501 S1...
Page 24 - IC602 are damaged, exchange the entire mounted board.
NW-A805/A806/A808/NWZ-A815/A816/A818 24 24 NW-A805/A806/A808/NWZ-A815/A816/A818 (Page 26) (Page 23) (Page 27) (Page 25) 5-6. SCHEMATIC DIAGRAM – MAIN Section (3/6) – • See page 28 for IC Block Diagrams. • See page 30 for IC Pin Function Description. 9 (5/6) MAIN BOARD 4 (2/6) MAIN BOARD 11 (6/6) MAI...
Page 25 - Note: When IC701 cannot exchange with single. When IC701 is; damaged, exchange the entire mounted board.
NW-A805/A806/A808/NWZ-A815/A816/A818 25 25 NW-A805/A806/A808/NWZ-A815/A816/A818 5-7. SCHEMATIC DIAGRAM – MAIN Section (4/6) – (Page 24) (Page 27) (Page 23) 7 BOARD (3/6) MAIN (3/6) BOARD MAIN 6 (2/6) MAIN 8 (6/6) BOARD BOARD MAIN 12 MAIN (1/6) BOARD 3 SDR_D03 SDR_A00 SDR_A05 R702 100k SDR_A03 SDR_D1...
Page 41 - Description
41 NW-A805/A806/A808/NWZ-A815/A816/A818 SECTION 6 EXPLODED VIEWS Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 1 X-2177-668-1 REAR CABINET ASSY (B) (BLACK) (NW-A805: CND) 1 X-2177-669-1 REAR CABINET ASSY (B) (BLACK) (NW-A806: CND) 1 X-2177-670-1 REAR CABINET ASSY (B) (BLA...
Page 42 - Note: Blue color type of NWZ-A816 US model is using; parts of violet color type.
42 NW-A805/A806/A808/NWZ-A815/A816/A818 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 51 X-2179-916-1 REAR CABINET ASSY (B) (BLACK) (NWZ-A815: US) 51 X-2179-917-1 REAR CABINET ASSY (B) (BLACK) (NWZ-A815: FR) 51 X-2179-918-1 REAR CABINET ASSY (B) (BLACK) (NWZ-A815: CND, AE...
Page 43 - Note: The illustration sees the set from the rear.; Note: W h e n t h e M A I N b o a r d i s r e p l a c e d , fo r m a t i t
43 NW-A805/A806/A808/NWZ-A815/A816/A818 6-3. MAIN BOARD, NAND BOARD SECTION (NW-A805/A806/A808) Note: The illustration sees the set from the rear. Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 101 X-2149-671-1 DOOR ASSY, CONNECTOR 102 2-889-236-01 SPRING (DOOR) 103 2-889-...
Page 45 - FRONT CABINET SECTION
45 NW-A805/A806/A808/NWZ-A815/A816/A818 6-5. FRONT CABINET SECTION Note: The illustration sees the set from the rear. Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 201 X-2177-802-1 FRONT CABINET ASSY (B) (BLACK) 201 X-2177-803-1 FRONT CABINET ASSY (V) (VIOLET) (for VIOLET...
Page 46 - MAIN; : East European model
46 NW-A805/A806/A808/NWZ-A815/A816/A818 SECTION 7 ELECTRICAL PARTS LIST Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark X-2177-776-1 MAIN BOARD, COMPLETE (for SERVICE) (EXCEPT FR) X-2177-777-1 MAIN BOARD, COMPLETE (for SERVICE) (FR) ********************* < CAPACITOR >...
Page 47 - Note: When CN601 on the MAIN board is damaged,
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 47 NW-A805/A806/A808/NWZ-A815/A816/A818 C633 1-112-716-11 CERAMIC CHIP 0.1uF 10% 6.3V C634 1-112-716-11 CERAMIC CHIP 0.1uF 10% 6.3V C638 1-112-717-91 CERAMIC CHIP 1uF 10% 6.3V C640 1-112-717-91 CERAMIC CHIP 1uF 10% 6.3V C641 1...
Page 50 - NAND
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 50 NW-A805/A806/A808/NWZ-A815/A816/A818 X-2177-781-1 NAND BOARD, COMPLETE (2GB) (for SERVICE) (NW-A805: CND) X-2177-782-1 NAND BOARD, COMPLETE (4GB) (for SERVICE) (NW-A806: CND) X-2177-783-1 NAND BOARD, COMPLETE (8GB) (for SER...
Page 52 - REVISION HISTORY; Date
2 NW-A805/A806/A808/NWZ-A815/A816/A818 REVISION HISTORY Clicking 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. Date Description of Revision 1.0 2007.04 New 1.1 2007.06 Addition of black c...