Instruction/ maintenance manual of the product NWZ-A828K Sony Ericsson
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SER VICE MANUAL Sony Corporation Audio Business Group Published by Sony T echno Create Corporation NWZ-A826/A826K/A828/A828K/A829 DIGIT AL MEDIA PLA YER 9-889-048-01 2008C05-1 © 2008.
NWZ-A826/A826K/A828/A828K/A829 2 Maximum recordable number of songs and time (Approx.) e appr oxima te times are based on the case in which you transf er or recor d only 4 minutes so ngs (not including videos a nd photos) in the MP3 fo rmat. Other playab le audio le format song num bers and times may dier from MP3 format.
NWZ-A826/A826K/A828/A828K/A829 3 UNLEADED SOLDER Boards requiring use of unleaded solder are printed with the lead- free mark (LF) indicating the solder contains no lead.
NWZ-A826/A826K/A828/A828K/A829 4 NOTE THE MAIN BOARD REPLACING When the MAIN board is replaced, format it according to the fol- lowing. F ormatting Memory (Forma t) Y ou can fo rmat the buil t-in flash memory of the player . I f the memory is formatted , all data and settings will be erased.
NWZ-A826/A826K/A828/A828K/A829 5 SECTION 2 GENERAL This section is extracted from instruction manual. Rear RESET button R e s e t st h ep l a y e rw h e ny o up r e s st h e RESET bu tto n with a small pin, etc. Accessory hole (type I) U s ed to attach the supplied stand or the optional accesso ries.
NWZ-A826/A826K/A828/A828K/A829 6 SECTION 3 DISASSEMBL Y • This set can be disassembled in the order shown below . 3-1. DISASSEMBL Y FLOW Note: Follow the disassembly procedure in the numerical order given. 3-2. COVER (REAR), REAR ASSY SET 3-2. COVER (REAR), REAR ASSY (Page 6) 3-3.
NWZ-A826/A826K/A828/A828K/A829 7 3-3. BA TTERY Note 1: This illustlation sees the battery assy from back. 3-4. MAIN BOARD Note 1: This illustration sees the MAIN board from the back.
NWZ-A826/A826K/A828/A828K/A829 8 3-5. LCD ASSY two screws (M1.4) two spacers (WM-P) two claws two claws SW board LCD flexible board (CN801) sheet (LCD-B) two screws (B1.4) screw (B1.4) RE LCD assy R Open the LCD assy in the direction of the arrow .
9 NWZ-A826/A826K/A828/A828K/A829 SECTION 4 TEST MODE 1. SETTING THE TEST MODE Note: Perform the test mode in the state of 3.6 V or more in the battery voltage. Setting method: 1. T urn the power on. 2. Press the [BACK] key for 1.5 seconds or more, the home menu is displayed.
10 NWZ-A826/A826K/A828/A828K/A829 4-1-3. Standby current check This mode is used in case standby current is checked. Checking method: 1. Enter the test mode. 2. Press the [ v ]/[ V ] key to select the “POWER”, and press the [ B ] key to enter the minor item.
11 NWZ-A826/A826K/A828/A828K/A829 4-2-1. Output check “1 kHz 0 dBs L-ch/R-ch VOLUME: 25” audio signal is output- ted. Checking method: 1. Enter the test mode. 2. Press the [ v ]/[ V ] key to select the “AUDIO”, and press the [ B ] key to enter the minor item.
12 NWZ-A826/A826K/A828/A828K/A829 4-2-5. CH separation (L-ch) check “1 kHz 0 dBs L-ch VOLUME: 25” audio signal is outputted. Checking method: 1. Enter the test mode. 2. Press the [ v ]/[ V ] key to select the “AUDIO”, and press the [ B ] key to enter the minor item.
13 NWZ-A826/A826K/A828/A828K/A829 4-2-9. Sound pressure regulation level check “1 kHz 0 dBs L-ch/R-ch VOLUME: 30” audio signal is output- ted. Checking method: 1. Enter the test mode. 2. Press the [ v ]/[ V ] key to select the “AUDIO”, and press the [ B ] key to enter the minor item.
14 NWZ-A826/A826K/A828/A828K/A829 4-4-2. Key check The operation of the key is con fi rmed. Checking method: 1. Enter the test mode. 2. Press the [ v ]/[ V ] key to select the “OTHER”, and press the [ B ] key to enter the minor item. 3. Press the [ v ]/[ V ] key to select the “KEY”.
15 NWZ-A826/A826K/A828/A828K/A829 4-4-8. NAND capacity check Capacity of NAND fl ash memory , present bud block, maximum bud block, and vender ID are displayed. Checking method: 1. Enter the test mode. 2. Press the [ v ]/[ V ] key to select the “OTHER”, and press the [ B ] key to enter the minor item.
16 NWZ-A826/A826K/A828/A828K/A829 4-7-1. Bluetooth address setting Bluetooth address is set. If the test mode is released, the address set in this mode becomes invalid. Note: Not used for the servicing. 4-7-2. Bluetooth transmitting power setting Bluetooth transmitting power is set.
NWZ-A826/A826K/A828/A828K/A829 NWZ-A826/A826K/A828/A828K/A829 17 17 SECTION 5 DIAGRAMS 5-1. BLOCK DIAGRAM - MAIN Section - USB DA TA0 – USB DA T A15 SD-RAM IC701 DP A3 DM A4 USB CONTROLLER IC501 CD0.
NWZ-A826/A826K/A828/A828K/A829 NWZ-A826/A826K/A828/A828K/A829 18 18 5-2. BLOCK DIAGRAM - P ANEL, POWER SUPPL Y Section - POWER CONTROL IC901 VCC_DCIN SYSTEM CONTROLLER, POWER CONTROL IC601 (2/2) VCC_V.
NWZ-A826/A826K/A828/A828K/A829 NWZ-A826/A826K/A828/A828K/A829 19 19 For Schematic Diagrams. Note: • All capacitors are in μ F unless otherwise noted. (p: pF) 50 WV or less are not indicated except for electrolytics and tantalums. • All resistors are in Ω and 1 / 4 W or less unless otherwise speci fi ed.
NWZ-A826/A826K/A828/A828K/A829 NWZ-A826/A826K/A828/A828K/A829 20 20 E E A 1 2 41 42 S G D 1C 2B 2E 1E 1B 2C 3 4 1 2 AF2 E4 D4 B4 A4 Y4 AA4 AB4 AC4 AE4 AF4 B3 A3 AE3 AF3 D6 B6 A6 AC6 AE6 AF6 D5 B5 A5 A.
NWZ-A826/A826K/A828/A828K/A829 NWZ-A826/A826K/A828/A828K/A829 21 21 5-4. PRINTED WIRING BOARD - MAIN Board (Side B) - • : Uses unleaded solder . Note 1: When the MAIN board is replaced, format it according to the “NOTE OF MAIN BOARD REPLACING” (refer to page 4) of the servicing notes.
NWZ-A826/A826K/A828/A828K/A829 NWZ-A826/A826K/A828/A828K/A829 22 22 IC B/D MAIN BOARD (2/7) 7 6 (3/7) MAIN BOARD (7/7) 3 BOARD MAIN (7/7) BOARD 4 MAIN 8 (4/7) MAIN BOARD 10 (5/7) MAIN BOARD SW BOARD (.
NWZ-A826/A826K/A828/A828K/A829 NWZ-A826/A826K/A828/A828K/A829 23 23 5-6. SCHEMA TIC DIAGRAM - MAIN Board (2/7) - Note 1: When the MAIN board is replaced, format it according to the “NOTE OF MAIN BOARD REPLACING” (refer to page 4) of the servicing notes.
NWZ-A826/A826K/A828/A828K/A829 NWZ-A826/A826K/A828/A828K/A829 24 24 5-7. SCHEMA TIC DIAGRAM - MAIN Board (3/7) - Note 1: When the MAIN board is replaced, format it according to the “NOTE OF MAIN BOARD REPLACING” (refer to page 4) of the servicing notes.
NWZ-A826/A826K/A828/A828K/A829 NWZ-A826/A826K/A828/A828K/A829 25 25 5-8. SCHEMA TIC DIAGRAM - MAIN Board (4/7) - • See page 32 for IC Block Diagrams. Note 1: When the MAIN board is replaced, format it according to the “NOTE OF MAIN BOARD REPLACING” (refer to page 4) of the servicing notes.
NWZ-A826/A826K/A828/A828K/A829 NWZ-A826/A826K/A828/A828K/A829 26 26 5-9. SCHEMA TIC DIAGRAM - MAIN Board (5/7) - • See page 32 for IC Block Diagrams. • See page 34 for IC Pin Function Description. Note 1: When the MAIN board is replaced, format it according to the “NOTE OF MAIN BOARD REPLACING” (refer to page 4) of the servicing notes.
NWZ-A826/A826K/A828/A828K/A829 NWZ-A826/A826K/A828/A828K/A829 27 27 5-10. SCHEMA TIC DIAGRAM - MAIN Board (6/7) - • See page 32 for IC Block Diagrams. Note 1: When the MAIN board is replaced, format it according to the “NOTE OF MAIN BOARD REPLACING” (refer to page 4) of the servicing notes.
NWZ-A826/A826K/A828/A828K/A829 NWZ-A826/A826K/A828/A828K/A829 28 28 5-1 1. SCHEMA TIC DIAGRAM - MAIN Board (7/7) - • See page 32 for IC Block Diagrams. Note 1: When the MAIN board is replaced, format it according to the “NOTE OF MAIN BOARD REPLACING” (refer to page 4) of the servicing notes.
NWZ-A826/A826K/A828/A828K/A829 NWZ-A826/A826K/A828/A828K/A829 29 29 5-12. PRINTED WIRING BOARD - SW Board - • : Uses unleaded solder . Note: CN801, CN881 and IC801 on the SW board cannot exchange with single. When CN801, CN881 and IC801 on the SW board are damaged, exchange the entire mounted board.
NWZ-A826/A826K/A828/A828K/A829 NWZ-A826/A826K/A828/A828K/A829 30 30 5-13. SCHEMA TIC DIAGRAM - SW Board (1/2) - Note: CN881 on the SW board cannot exchange with single. When CN881 on the SW board is damaged, exchange the entire mounted board. MAIN A BOARD CN601 (1/7) (2/2) 21 BOARD SW 15k R887 10k R882 C881 0.
NWZ-A826/A826K/A828/A828K/A829 NWZ-A826/A826K/A828/A828K/A829 31 31 5-14. SCHEMA TIC DIAGRAM - SW Board (2/2) - • See page 32 for IC Block Diagrams. Note: CN801 and IC801 on the SW board cannot exchange with single. When CN801 and IC801 on the SW board are damaged, exchange the entire mounted board.
NWZ-A826/A826K/A828/A828K/A829 NWZ-A826/A826K/A828/A828K/A829 32 32 • IC Block Diagrams – MAIN Board – IC301 XC6401FF58DR CONTROL ON / OFF CONTROL ON / OFF REGULA TOR 2 REGULA TOR 1 REFERENCE VO.
NWZ-A826/A826K/A828/A828K/A829 33 IC901 MAX8671CETL+TG069 – SW Board – IC801 TPS60231RGTR 35 SYS REF 1 USUS 2 DC Li+/Li-PoL Y BA TTERY CHARGER & SYSTEM LOAD SWITCH SMART POWER SELECTOR SMART P.
NWZ-A826/A826K/A828/A828K/A829 34 • IC Pin Function Description MAIN BOARD IC302 CS43L21-CNZR (A/D CONVERTER, D/A CONVERTER, HEADPHONE AMP) Pin No. Pin Name I/O Description 1 LRCK O L/R sampling clo.
NWZ-A826/A826K/A828/A828K/A829 35 MAIN BOARD IC601 MC-10051BF1-F AE-A (SYSTEM CONTROLLER, POWER CONTROL) Pin No. Pin Name I/O Description A1 to A3 NC - Not used A4 NAND_WEZ O Write enable signal outpu.
NWZ-A826/A826K/A828/A828K/A829 36 Pin No. Pin Name I/O Description D2 NAND_RBZ0 O Read/busy signal output to the NAND fl ash memory D3 NAND_ALE O Address latch enable signal output to the NAND fl ash memory D4 NAND_DA2 I/O T wo-way data bus with the NAND fl ash memory D5 IO_B - Not used D6, D7 VDD_L1 I Power supply input terminal (+1.
NWZ-A826/A826K/A828/A828K/A829 37 Pin No. Pin Name I/O Description G23 to G25 AB0_D15 to AB0_D13 I/O T wo-way data bus with the USB controller G26 NC - Not used H1 USBSUSPD - Not used H2 NC - Not used.
NWZ-A826/A826K/A828/A828K/A829 38 Pin No. Pin Name I/O Description M9 NAND_CEZ0 O Chip enable signal output to the NAND fl ash memory M10 GND - Ground terminal M17, M18 GND - Ground terminal M19 LCD_.
NWZ-A826/A826K/A828/A828K/A829 39 Pin No. Pin Name I/O Description U1 to U5 SDR_A12 to SDR_A8 O Address signal output to the SD-RAM U8 SDR_CASZ O Column address strobe signal output to the SD-RAM U9 G.
NWZ-A826/A826K/A828/A828K/A829 40 Pin No. Pin Name I/O Description AA3 TU_STO I Status signal input terminal Not used AA4 SDR_A0 O Address signal output to the SD-RAM AA5 SDR_CLK O Clock signal output to the SD-RAM AA22, AA23 GND - Ground terminal AA24 TM2 - Not used AA25 V ANAIN I Power supply input terminal (+2.
NWZ-A826/A826K/A828/A828K/A829 41 Pin No. Pin Name I/O Description AD4 XHOLD_KEY I HOLD switch input terminal AD5 KEY_W AKE I W ake up signal input terminal AD6 NC - Not used AD7 SPI0_CSZ2 O Chip select signal output to the A/D, D/A converter AD8 VDD_L1 I Power supply input terminal (+1.
NWZ-A826/A826K/A828/A828K/A829 42 Pin No. Pin Name I/O Description AF16, AF17 DD1INB1, DD1INB2 I Power supply input terminal (+2.9 - 4.2V) AF18 DD1VFBK2 I Power supply voltage feedback terminal AF19 DD1GNDA - Ground terminal AF20 VGP1 O Power supply output terminal (+2.
43 NWZ-A826/A826K/A828/A828K/A829 SECTION 6 EXPLODED VIEWS 1 3-279-345-01 LID (ACC) (for BLACK) 1 3-279-345-1 1 LID (ACC) (for WHITE, SIL VER) 1 3-279-345-21 LID (ACC) (for PINK) 1 3-279-345-31 LID (A.
44 NWZ-A826/A826K/A828/A828K/A829 51 X-2190-864-1 REAR ASSY (BLACK) (NWZ-A826: AEP , UK) 51 X-2190-865-1 REAR ASSY (SIL VER) (NWZ-A826: AEP , UK) 51 X-2190-866-1 REAR ASSY (PINK) (NWZ-A826: AEP , UK) .
45 NWZ-A826/A826K/A828/A828K/A829 101 3-242-558-01 SP ACER (LINE IN) 102 3-279-346-01 ESCUTCHEON (CN) (for BLACK, GOLD) 102 3-279-346-1 1 ESCUTCHEON (CN) (for WHITE, PINK, SIL VER) 103 X-2190-606-1 MA.
46 NWZ-A826/A826K/A828/A828K/A829 151 X-2190-680-1 FRONT ASSY (B) (for BLACK) 151 X-2190-681-1 FRONT ASSY (P) (for PINK) 151 X-2190-682-1 FRONT ASSY (N) (for GOLD) 151 X-2190-696-1 FRONT ASSY (W/S) (f.
47 NWZ-A826/A826K/A828/A828K/A829 SECTION 7 ELECTRICAL P ARTS LIST X-2190-606-1 MAIN BOARD, COMPLETE (for SERVICE) (4G) (NWZ-A826K: CND) X-2190-607-1 MAIN BOARD, COMPLETE (for SERVICE) (8G) (NWZ-A828K.
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark NWZ-A826/A826K/A828/A828K/A829 48 C61 1 1-128-627-91 CERAMIC CHIP 0.001uF 10% 16V C612 1-1 12-716-11 CERAMIC CHIP 0.1uF 10% 6.3V C613 1-1 12-716-11 CERAMIC CHIP 0.1uF 10% 6.3V C616 1-1 12-716-11 CERAMIC CHIP 0.
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark NWZ-A826/A826K/A828/A828K/A829 49 49 < IC > IC301 (Not supplied) IC XC6401FF58DR IC302 (Not supplied) IC CS43L21-CNZR IC305 (Not supplied) IC MAX4745ELB+TG069 IC451 6-705-673-01 IC TC7P A53FU (TE85L.
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark NWZ-A826/A826K/A828/A828K/A829 50 R620 1-218-990-81 SHORT CHIP 0 R621 1-218-990-81 SHORT CHIP 0 R622 1-218-990-81 SHORT CHIP 0.
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark NWZ-A826/A826K/A828/A828K/A829 51 51 < V ARISTOR > VDR851 1-805-774-21 V ARISTOR, CHIP VDR852 1-805-774-21 V ARISTOR, CHIP < VIBRA TOR > X501 1-813-877-1 1 VIBRA TOR, CRYST AL (12MHz) X602 1-813-206-1 1 VIBRA TOR, CRYST AL (32.
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark NWZ-A826/A826K/A828/A828K/A829 52 ACCESSORIES ************ 0 1-478-846-12 ADAPTOR, AC (AC-ES3010K2) (NWZ-A826K: CND/NWZ-A828K:.
MEMO NWZ-A826/A826K/A828/A828K/A829 53.
NWZ-A826/A826K/A828/A828K/A829 REVISION HISTOR Y 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. V er . Date Description of Revision 1.
An important point after buying a device Sony Ericsson NWZ-A828K (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Sony Ericsson NWZ-A828K yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Sony Ericsson NWZ-A828K - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Sony Ericsson NWZ-A828K you will learn all the available features of the product, as well as information on its operation. The information that you get Sony Ericsson NWZ-A828K will certainly help you make a decision on the purchase.
If you already are a holder of Sony Ericsson NWZ-A828K, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Sony Ericsson NWZ-A828K.
However, one of the most important roles played by the user manual is to help in solving problems with Sony Ericsson NWZ-A828K. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Sony Ericsson NWZ-A828K along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
