Kenwood KDC-W4044UA Service Manual Download Page 25

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X34-623x-xx

Ref. No. Address

IC1
IC2
IC7
IC8

IC53

Q3
Q7
Q9

Q10
Q12
Q51
Q53

Q102
Q105
Q301
Q705
Q902
Q903
Q905

5R
4U
6V
6Q
4S
3P
6Q
6Q
6Q
3Q
3Q
4R
3S
3S
6R
3V

4T
4S
4S

KDC-W4044UA/W4044UAY/W4044UG/W4044UGY

KDC-W413UA/W413UAY/W4544U/W4644UY

A-CLK

A-DATA

S-METER

T MRST

C502

R331

R401

C510

C504

C512

C515

C516

C404

C514

R506

R507

C871

C872

C921

R556

R613

R510

R614

R604

R509

C306

C307

C601

C602

C405

C406

R501

R503

R701

R702

R707

R708

C509

R342

C407

R615

C310 C311

R349

R348

B E

Q705

IC2

IC7

Refer to the schematic diagram for the values of resistors and capacitors.

Summary of Contents for KDC-W4044UA

Page 1: ...2 TDF W4044UG KDC W4044UGY Y33 3022 72 TDF W4044UG KDC W413UA Y33 3022 73 TDF W413UA Panel assy KDC W4544U A64 4671 02 KDC W413UAY Y33 3022 73 TDF W413UA KDC W4544U Y33 3022 70 TDF W4544U Panel assy KDC W4044Uxx A64 4672 02 Panel assy KDC W413Uxx A64 4673 02 KDC W4644UY Y33 3022 70 TDF W4544U DC cord E30 6800 05 Lever D10 7049 04 x2 Escutcheon B07 3271 01 Mounting hardware assy J22 0789 03 Carryin...

Page 2: ...BU5 IC10 Q7 10 RDS DECODER FRONT END CD MECHA ROTARY ENCODER DRIVER FL KEY ILLUMI Rx1 1 4W KEY MATRIX 1 4W Rx2 ILLUMI B CD SERVO IC SUPPLY POWER DC CN etc MUTE PRE OUT IC POWER PRE OUT DET SURGE DC CN AUX D1 17 S3 20 BU5 USB5V BU5 USB CN J3 SW 16V SW5 Q51 52 USB5V IC51 BU 3 3V IC53 LEVEL SHIFT BU5 BOLERO u COM IC251 252 IC900 BU5 SW HI SIDE iPod AUTHENTICATION USB5V IC950 IC52 2 5 1 BU DET PHONE A...

Page 3: ... Q1 RF AMP SERVO MP3 DECODER WMA DECODER 1M bit SRAM PROCESSOR AAC DECODER LEVEL SHIFT RESISTOR FILTER FILTER D1 5V IC5 Q14 REG BU1 5V OUTPUT D3 3V VREF 12EJE SW LOS SW LOE SW MOTOR LO EJ A GND TR OUT FO OUT DM OUT FM OUT A3 3V LD SIGNAL A B C E F S GND S7 5V FO OUT TR OUT DM OUT FM OUT DRV MUTE SO SRAM STB SI BUCK CCE PIO0 R15 SRAM STB BUCK CCE PIO0 SO SI MRST MRST C43 C44 Rch Lch Lch Rch ZDET MU...

Page 4: ... 5V Q3 Control SW for Servo B ON when the base goes Hi Q7 FL B SW ON when the base goes Hi Q8 FL B AVR When Q9 s base goes Hi AVR outputs 10 5V Q9 Control SW for FL B ON when the base goes Hi Q10 FL B SW ON when the base goes Lo Q11 14V SW ON when the base goes Hi Q12 14V SW ON when the base goes Lo Q51 Control SW for 16V SW ON when the base goes Hi Q52 16V SW When Q51 s base goes Hi AVR outputs B...

Page 5: ...AC With built in MP3 WMA ACC decoder and 1M bit SRAM IC5 BU1 5V D3 3V REG Power supply for BU1 5V Power supply for digital analogue audio 3 3V Q1 APC Auto Power Control Drives LD Laser Diode Q14 D1 5V Output Switches ON OFF at one end of BU1 5V line which is separated into 2 directions Uses output voltage as D1 5V D2 Laser Diode Protection Prevents reverse bias which is applied to laser Laser dest...

Page 6: ...H E2PROM writing 22 23 NC Not used Output L fixed 24 PON FL O Key illumination power supply control ON H OFF L 25 NC Not used Output L fixed 26 PON PANEL I O Panel 5V control ON L 11 minutes after momentary power down panel detached or ACC OFF Hi Z 27 28 NC Not used Output L fixed 29 AUD SCL I O E VOL clock input output 30 AUD SDA I O E VOL data input output 31 VFD SYS DATA O VFD data output The c...

Page 7: ... SOC reset H Normal L Reset 56 SOC S STOP O SOC stop H Normal L SOC stopped 57 S SYS REQ O Communication request from system μ COM to SOC 58 61 NC Not used Output L fixed 62 VCC2 63 NC Not used Output L fixed 64 VSS 65 RDS NOISE I FM noise detection 66 TUN SMETER I S meter input 67 TUN IFC OUT I Front end IFC OUT input H Station detected L No station 68 AUD DC ERR I DC offset detection If DC offse...

Page 8: ...T I ACC power supply detection ACC detected L No ACC H 81 TYPE1 I Destination SW 82 TYPE2 I Destination SW 83 PWIC DC ERR I Detects whether power IC was short circuited to B or GND 84 LINE MUTE I Line mute detection TEL mute Below 1V NAVI mute Over 2 5V 85 NC Not used Output L fixed 86 FSEL O Frequency SW for switching regulator H 1 3MHz L 1 8MHz 87 PON SWREG O ON OFF for switching regulator H ON ...

Page 9: ...ime from 10 seconds to 1 second When operating in the test mode even if a DC offset error occurs detection information is not written in the E2PROM When operating in the test mode CD mechanism error log information clear mode and DC offset error detection information clear mode do not perform DEMO mode operations Also do not display DEMO ON OFF option items in the MENU in STANDBY source in the abo...

Page 10: ...by increments of 10 minutes P O N X X X X X 00001 10922 is displayed for XXXXX MAX 10922 hours 3 When Power ON time is displayed press and hold for 2 seconds or longer to clear Power ON time 4 Disc operation time display C D T 0 H X X 00 50 is displayed for XX When less than 1 hour displayed by increments of 10 minutes C D T X X X X X 00001 10922 is displayed for XXXXX MAX 10922 hours 4 While the ...

Page 11: ...is what is shown in the left column to return to the normal display i P o d O K i P o d N G CD information display mode Key Description of display Description CD mecha nism error log display M C E R R 1 X X Mechanism error log 1 Latest XX Error number is displayed in case there is no error M C E R R 2 X X Mechanism error log 2 Latest XX Error number is displayed in case there is no error M C E R R...

Page 12: ...OM and the product TUNER preset operation Key Description of display Description 4 Preset function F M 1 9 8 3 A 4 Change to 98 3MHz with the preset key 4 K3I forced switching Every time when 6 key is pressed in tuner FM source switched in the following order AUTO Forced WIDE Forced MIDDLE Forced NARROW AUTO Default status is AUTO and displayed as shown below Key Description of display Description...

Page 13: ... discs Track down procedure Goes down by 1 track from the currently played track 1 Jump procedure Jump to No 28 Scratch 0 7mm for MUSIC line vibration testing 2 Jump procedure Jump to No 14 Blurring surface disc TCD 731RA Tr14 3 Information display Name of mechanism type Mechanism version 9 B 2 0 Display of name of mechanism type and mechanism version Bolero version Press the key while the display...

Page 14: ...Front key functions as MENU ATT key operation Procedure Note In the TUNER source press DISP key ATT OFF ON MENU related test mode Procedure Note Press the MENU key main unit Press the DNPP SBF and DIRECT keys Remote control Continuous forwarding by remote control is prohibited Backup current measurement Procedure Note While ACC OFF Back Up ON Reset MUTE terminal is OFF after 2 seconds not after 15...

Page 15: ... key reset start Entering DC offset error display mode Procedure Display Description Press and hold the 3 and 6 keys and reset start D C E R R When DC offset error is detected when either one of capacitors is leaking or an improper connection or another error is detected D C O K When DC offset error is not detected when none of capacitors leak no improper connection or other error is detected 1 D ...

Page 16: ...data is being transferred R E A D O K Front end A1 Mother unit X34 ROM correction transfer security and other data is OK R E A D O K 2 Front end A1 Mother unit X34 Transfer of security and other data is OK R E A D N G Front end A1 Mother unit X34 ROM data transfer is NG In the above ROM WRT status 4 key for 2 seconds or longer W R T Mother unit X34 Front end A1 ROM data is being transferred W R T ...

Page 17: ...new front end A1 is supplied as a service part in which data was inserted Data to be copied ROM correction data Other data Security data DEMO MODE ON OFF status POWER ON time For maintenance Playback time For maintenance EJECT count For maintenance Panel open close count For maintenance CD I2C status For maintenance CD offset error code For maintenance CD sound skips count For maintenance CD time ...

Page 18: ...y Exit ROM data transfer mode Turn power off Remove front end A1 FRONT END A1 E2PROM SYSTEM μ COM IC1 Mother unit X34 r Install new front end A1 No ROM correction or other data status FRONT END A1 E2PROM E2PROM SYSTEM μ COM IC1 Mother unit X34 t Turn power on Press and hold the 1 and 3 keys and press reset button Enter the system in the test mode Press B BOOST key Start transferring ROM data Press...

Page 19: ...hold the 1 and 3 keys press reset button Enter the system in the test mode Press B BOOST key ROM data System enters data transfer mode Press or Select WRT Press key for 1 second or longer Data transfer FRONT END A1 E2PROM E2PROM SYSTEM μ COM IC1 Mother unit X34 e System μ COM IC1 copies the ROM correction data on the mother unit X34 into E2PROM in the front end A1 WRT OK1 W O1 In case of 4 In case...

Page 20: ...PROM SYSTEM μ COM IC1 Mother unit X34 t Turn power on Press and hold the 1 and 3 keys press reset button Enter the system in the test mode Press B BOOST key Enter the system in ROM data transfer mode Press or Select WRT Press key for 1 second or longer Data transfer FRONT END A1 E2PROM E2PROM SYSTEM μ COM IC1 Mother unit X34 y System μ COM IC1 copies data on the mother unit X34 into E2PROM in the ...

Page 21: ...32 C33 C34 C35 C36 C38 C39 KS1 KS2 AUX USB KS3 KS4 KI1 AUD VOL KI2 KI3 KI4 KI5 GND VOUT D17 D13 D14 D12 D11 D16 ED1 J2 D8 J3 D2 D5 D15 D9 D1 D3 D4 D6 D7 D21 S1 IC2 SWITCH UNIT X16 647x xx J76 0551 02 1 RST 1 40 GUARD R37 R104 R103 C103 R36 R15 FL B R34 LED B ESD GND C11 C51 C52 R11 ILL D GND TDF DET F C61 C62 CP12 R1 R2 R3 R4 R5 R6 R7 R8 R12 R13 R14 R23 PAN5V USB 5V USB D USB GND USB D REMO SW 5V ...

Page 22: ...17 C102 C809 C807 2 26 27 1 13 11 12 8 4 3 2 9 10 6 7 5 1 24 1 29 1 30 2 23 1 24 2 R119 R108 R618 R803 R937 C315 C316 R915 R801 R802 R804 R805 R913 R919 R924 R269 R270 R271 R931 R900 R251 R255 R256 R814 R921 R934 R935 R254 R260 R942 R940 R956 R952 R917 X901 C912 C911 R53 R54 R402 R403 C56 R55 R R57 R926 R927 R910 R928 R930 R932 C901 R967 C903 C902 R907 C916 C905 R922 R972 25 26 100 76 50 75 51 7 1...

Page 23: ... for the values of resistors and capacitors 4 1 W202 R106 X2 R208 C5 W98 C7 C2 C15 W5 R101 R102 W64 C1 W103 W104 W89 L1 R1 W2 R15 R107 W1 W87 W91 W92 W95 X1 W68 W74 C52 R302 W3 R109 R59 R62 C101 R58 9 8 16 E E B B 1 1 12 R119 R108 R618 R261 R262 R263 R268 R2 R3 R110 R502 R504 L52 C55 269 270 271 R5 R4 C17 R51 L51 C57 C69 C58 C59 R53 R54 C56 R55 R56 R57 R619 C71 5 10 6 5 1 3 B E B B E E B E BE D5 D...

Page 24: ...R320 R806 R808 C309 R347 C67 C803 C804 R512 R16 R114 R204 R209 R210 R223 R301 R916 R307 R936 R336 R337 R338 R339 R341 C405 C406 R908 R909 R946 R945 R944 R939 R812 R905 R267 C861 C851 C852 R264 R265 R266 R259 R252 R257 R253 R207 R258 R335 C857 C855 C853 C856 C858 C854 R918 R52 R319 C859 C18 R18 C407 C206 R911 R970 R971 R943 R941 R965 R966 R947 R920 C918 R938 R906 C904 R904 R969 C915 C917 C906 R914 ...

Page 25: ...Y KDC W413UA W413UAY W4544U W4644UY Y X W V U 1 2 3 4 5 6 7 1 1 A CLK A DATA S METER T MRST C502 R331 R401 C510 C504 C512 C515 C516 C404 C514 R506 R507 C871 C872 C921 R556 R613 R510 R614 R604 R509 C306 C307 C601 C602 C405 C406 R501 R503 R701 R702 R707 R708 C509 R342 C407 R615 C310 C311 R349 R348 14 14 28 15 8 9 16 B E Q705 IC2 IC7 Refer to the schematic diagram for the values of resistors and capa...

Page 26: ...OK AGND FOD TRD RFRP FE RFI IOP VREF TE ARF RF F E IOP 3 3V BLU GND GRE LOS Rch AGND Lch 12EJE ORG RED BLK SPDL SPDL SPDL SPDL TRK TRK PD C D A B LD FCS FCS SLED IN EJECT SLED OUT LOAD GND OUT LOAD SLED IN EJECT SLED FO0 TRO FMD DMD S 7 5V MOTOR LO EJ DRVMUTE PON DGND CCE LOE SW SRAMSTB MRST PIO0 MUTE L R SI SO LOS SW 12EJE SW BUCK 1 BU1 5 VIN C50 R44 R43 C4 C11 C47 C48 R64 C1 C42 C61 R3 R4 R74 C2...

Page 27: ...SIDE VIEW X32 6250 00 Ref No Address IC3 IC4 IC5 4AG 3AF 3AG CD PLAYER UNIT X32 6250 00 A 2 J76 0556 02 X32 B 2 C36 R27 C49 C31 C25 R102 C54 C51 C18 C19 C24 C46 C59 R8 C6 C16 C57 R69 R5 R70 R71 C43 C44 C45 C8 C9 C14 C22 C26 C29 C101 CP7 R76 R13 R17 R18 R25 C12 C13 C15 C23 R6 R7 R9 R10 R11 R15 R39 R40 R52 R53 R54 R55 R56 R57 R65 R72 R73 1 20 41 60 80 61 21 40 1 3 5 4 1 24 13 12 D3 IC5 IC3 IC4 ...

Page 28: ... QD2L QD2R QD3L QD3G 4 1 2 3 10 R352 7 5 6 8 9 25 WIN IN DC ERR SDA 28 27 26 OUTLR SCL VDD MUTE WIM TC OUTLF 22 24 23 21 20 C407 C405 1 1 C406 1 10u35 C705 C403 FDL FDL FDR FDR CREF 10 R353 10 11 12 13 14 1u50 OUTRR OUTRF OUTL2 OUTR2 GND 19 18 17 16 15 R911 R970 0 R971 0 1K 22K R910 4 7uH C401 47u16 C706 10u35 C701 10u35 L401 C702 10u35 180 R711 R709 22K R710 22K R712 180 C871 680P R703 22K C872 6...

Page 29: ...00 98 BSIF ST REQ ROMCOR DET DVCC3A BSIF GATE BSIF DATA BSIF BCK IPOD SCL 94 93 92 91 97 96 95 NC NC REQ S IPOD RDY MSTOP MRST 5 4 3 2 1 100 99 DVSS NC C914 R940 100 R942 100 R944 100 R945 100 R946 100 0 01 R967 22K TP902 32 768kHz C905 0 01 C916 10 0 01 C906 C917 10 C904 0 01 X900 R904 22K R905 100 C901 0 01 R900 1K R906 22K NRESET I2CSCL 3 3K SDA SCL WP VCC 8 7 6 5 C953 0 01 R941 R943 3 3K 11 12...

Page 30: ... CON LX RST 71 70 69 86 REF CON PON SWREG PS1 1 NC 96 95 AVSS 94 93 92 PS1 3 PS1 2 89 91 90 PS2 1 PS2 2 88 87 NC NC 80 LINE MUTE PWIC DC ERR TYPE2 TYPE1 ACC DET PWIC MUTE PWIC STBY LX REQ S RDS CLK PWIC SVR 76 75 74 73 BU DET MUTE 79 78 77 85 84 FSEL NC 83 82 81 C69 0 1 R117 6 8K R226 R228 C206 R618 100K TP414 R512 2 2K R223 2 2K TP502 R619 100K R218 22K 49 48 46 34 33 32 31 40 39 38 44 42 20K R59...

Page 31: ...TP27 TP25 TP922 TP920 TP921 0 1 C14 TP11 TP5 TP7 TP6 TP8 TP12 TP13 TP14 TP15 10 C59 22K R62 AU8V AM B LED B BU BU5V 84 79 80 C4 0 1 2 7K R17 94 90 91 92 93 4 3 4 3 Q102 MODEL NAME E3 C4 R K1 DESTI NATION A E B YES C871 CKDCMP2042U CKDCMP7079DU TU KDC MP242U KDC MP342U X34 6483 20 X34 6483 21 UNIT X34 6230 10 No KDC W4644UY KDC W4044UA UG KDC W4544U YES YES X34 6232 74 M1 E5 E6 X34 6232 71 X34 6232...

Page 32: ... S49 S50 S51 S52 VFL G3 G2 G1 SD SCL CSB DO XBLK VDD OSCI DVDDCAP DVDD VSS P3 P2 P1 KI5 KI4 KI3 KI2 KI1 KS6 KS5 S16 S15 S14 S13 S12 S11 S10 S9 S8 S7 S6 S5 S4 S3 S2 S1 KS1 KS2 KS3 KS4 S36 S35 S34 S33 S32 S31 S30 S29 S28 S27 S26 S25 S24 S23 S22 S21 S20 S19 S18 S17 S20 S17 S19 S18 S21 S22 S25 S23 S24 S31 S28 S26 S27 S30 S29 S32 S33 S36 S35 S13 S14 S15 S16 S2 S3 S5 S6 S8 S9 S7 S4 S11 S12 S10 S1 KS4 KS...

Page 33: ... 2 P49 P48 P50 P51 S15 S16 S13 S14 S5 S4 S3 S2 S1 S22 G1 S24 S25 S23 S18 S20 S21 S19 S17 1GA 4 P6 P8 P7 P9 P2 P4 P3 P5 F 2 1GA 3 F 1 P1 AUD DISP TP46 TP42 TP45 TP43 TP41 R31 R32 R33 1K R41 R34 R35 R37 TRIANGLE 4 3 2 1 5 KI1 KI3 KI2 KI4 KI5 1K 47K 4 7K R14 4 7 R15 0 1 C12 MODEL NAME DESTI NATION R31 220 B30 1780 05 470 80 79 78 77 76 LED B PAN5V B30 1781 05 B30 1780 05 B30 1534 05 560 750 820 560 R...

Page 34: ... 5 12EJE SW TP502 LOS SW TP501 GND TP504 8EJE SW LOE SW TP62 TP63 TP75 12EJE SW LOS SW 10 23 11 22 31 29 27 26 LOAD EJECT SLED IN SLED OUT 5 6 5 6 SPDL TP31 3 4 4 3 TP73 TP74 TP61 TP66 NC TP78 TP69 TP68 BU1 5 TP335 2 3 VOUT2 5 VIN 4 VOUT1 EN1 VSS 1 TP338 TP60 TP58 TP79 TP59 TP56 TP57 TP81 TP80 TP70 TP67 TP64 TP65 16 934MHz X1 57 VDD3 61 PIO6 60 PIO7 59 58 PIO5 PIO4 LO 51 VSS2 VDD1 2 54 56 55 PIO3 ...

Page 35: ...O6 0 PIO7 9 8 PIO5 PIO4 80 72 VDD1 1 TEST RST MS CCE BUCK BUS3 66 65 68 67 70 69 71 PVREF LPFO LPFN TMAX PDO VDDM1 SRAMSTB VSS3 76 74 73 75 78 77 79 VCOF RVDD3 VCOI 1 SLCO RFI 2 3 CDMON0 LO 51 VSS2 VDD1 2 4 6 5 PIO3 PIO2 PIO1 3 2 PIO0 XVDD3 XVSS3 DVSS3L XI 0 9 XO 8 7 6 CDMON1 CDMON2 CDMON3 DVDD3L DVDD3R DVSS3R 3 5 4 2 41 RO 39 40 37 38 CP7 10K 21 29 FMOS DMO VDD1 3 PIO8 PIO9 PIO10 PIO11 35 36 33 3...

Page 36: ... 3 2 1 B A A B C D E F G H N09 6108 15 N09 6426 15 N09 6735 05 N09 6737 15 N09 6738 15 N19 2335 14 N35 2003 48 N39 1720 48 31 28 20 29 27 33 34 64 21 76 52 25 16 18 19 24 36 37 36 39 15 32 48 22 23 51 47 12 30 F Hx2 40x2 50x2 Ax2 E A 3 1 DM1 68 61 50 57 56 56x2 55 57 69 65 54 DPU1 53 67 65 65 38 17 DM2 14 13 46 50 4 66 49 41 54 35 A B X32 A C E E E G 771 D D 771 X32 ...

Page 37: ... L N24 3015 48 N35 2610 48 N80 2006 48 N80 2008 43 N86 2604 43 N86 2606 48 N82 2606 48 N83 3005 48 N83 3016 48 N86 2606 48 N89 3010 48 D D F Dx2 A 768 C K 732 205 241 708 257 238 251 703 767 258 213 255 261 212 225 227 206 204 237 222 236 221 224 266 Jx2 Bx2 L L H G X34 772 F F F F E E 231 207 253 252 230 254 256 726 740 740 DC1 223x2 211 243 X34 W500 Depends on the models Refer to the parts list ...

Page 38: ...E3 H54 4465 03 ITEM CARTON CASE E4 H54 4466 03 ITEM CARTON CASE E5 H54 4467 03 ITEM CARTON CASE E6 H54 4468 03 ITEM CARTON CASE E7 241 3C J19 7231 01 HOLDER 243 1C J22 0789 03 MOUNTING HARDWARE ASSY 251 3C K24 4955 04 PUSH KNOB EJECT 252 3C K24 4956 03 PUSH KNOB FM 253 3C K24 4957 03 PUSH KNOB AM 254 3C K24 4958 03 PUSH KNOB DISP 255 3C K24 4959 04 PUSH KNOB SEARCH 256 3C K24 4960 03 PUSH KNOB RRC...

Page 39: ...00PF K C61 CK73GB1C104K CHIP C 0 10UF K C101 CK73GB1A105K CHIP C 1 0UF K C103 CK73GB1C104K CHIP C 0 10UF K CN1 E41 2954 05 FLAT CABLE CONNECTOR CN2 E41 2630 05 FLAT CABLE CONNECTOR X1 L78 1221 05 RESONATOR 16 93MHZ CP7 RK74GB1J103J CHIP COM 10K J 1 16W R1 RK73GB2A560J CHIP R 56 J 1 10W R2 RK73GB2A472J CHIP R 4 7K J 1 10W R3 RK73GB2A4R7J CHIP R 4 7 J 1 10W R4 RK73GB2A104J CHIP R 100K J 1 10W R5 RK7...

Page 40: ...2PF J C904 906 CK73GB1H103K CHIP C 0 010UF K C908 909 CK73GB1H103K CHIP C 0 010UF K C911 912 CC73GCH1H150J CHIP C 15PF J C914 CK73GB1H103K CHIP C 0 010UF K C915 CK73GB1A105K CHIP C 1 0UF K C916 917 CK73FB0J106K CHIP C 10UF K C918 CK73GB1A105K CHIP C 1 0UF K C921 CC73GCH1H221J CHIP C 220PF J C922 CK73FB0J106K CHIP C 10UF K C952 CK73GB1C104K CHIP C 0 10UF K EE4 CN2 E41 1828 05 FLAT CABLE CONNECTOR J...

Page 41: ...2 403 RK73GB2A471J CHIP R 470 J 1 10W R501 RK73GB2A471J CHIP R 470 J 1 10W R502 RK73GB2A472J CHIP R 4 7K J 1 10W R503 RK73GB2A471J CHIP R 470 J 1 10W R504 RK73GB2A472J CHIP R 4 7K J 1 10W R506 507 RK73GB2A222J CHIP R 2 2K J 1 10W R508 RD14BB2C222J RD 2 2K J 1 6W R509 RK73GB2A512J CHIP R 5 1K J 1 10W R510 RK73GB2A102J CHIP R 1 0K J 1 10W R512 RK73GB2A222J CHIP R 2 2K J 1 10W R556 RK73EB2E000J CHIP ...

Page 42: ...IC IC51 LT3684EMSE ANALOGUE IC IC52 BD6538G MOS IC IC53 R1114N331B TR ANALOGUE IC IC251 74AHCT08PW MOS IC IC252 74LVC08APW MOS IC IC900 92CD28AFG7BV2 MICROCONTROLLER IC IC950 MFI341S2159 MICROPROCESSOR IC EE4 Q2 2SB1565 TRANSISTOR Q3 2SC4081 TRANSISTOR Q7 KRC403 P DIGITAL TRANSISTOR Q8 2SB1565 TRANSISTOR Q9 2SC4081 TRANSISTOR Q10 KRA303 P DIGITAL TRANSISTOR Q11 KRC403 P DIGITAL TRANSISTOR Q12 KRA3...

Page 43: ...715 04 SHEET 61 1B J11 0675 03 CLAMPER 64 2A J19 7210 21 HOLDER 65 2B J19 7225 04 HOLDER 66 1B J22 0706 03 MOUNTING HARDWARE 67 1A J22 0707 12 MOUNTING HARDWARE 68 1B J90 1170 21 GUIDE 69 2B J90 1168 03 RAIL A 1A N09 6108 15 TAPTITE SCREW M2X3 5 B 2B N09 6426 15 MACHINE SCREW C 2B N09 6735 05 TAPTITE SCREW D 2B N09 6737 15 MACHINE SCREW E 2B N09 6738 15 TAPTITE SCREW F 2A N19 2335 14 FLAT WASHER G...

Page 44: ...harmonic distortion 1kHz 0 01 Signal to Noise ratio 1kHz 105dB Dynamic range 93dB MP3 decode Compliant with MPEG 1 2 Audio Layer 3 WMA decode Compliant with Windows Media Audio AAC decode AAC LC m4a files USB Interface USB Standard USB1 1 2 0 Full speed Maximum Supply current 500mA File System FAT16 32 MP3 decode Compliant with MPEG 1 2 Audio Layer 3 WMA decode Compliant with Windows Media Audio A...

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