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1、CLASS 1 LASER PRODUCT COMPACT DIGITAL AUDIO Service Manual Service ServiceService ServiceService FWM399/21/22/25/30 TABLE OF CONTENTS Page Location of pc boards fr Reparaturen sind Original-Ersatzteile zu verwenden. I Le norme di sicurezza esigono che lapparecchio venga rimesso nelle condizioni orig
2、inali e che siano utilizzati i pezzi di ricambio identici a quelli specificati. After servicing and before returning set to customer perform a leakage current measurement test from all exposed metal parts to earth ground to assure no shock hazard exist. The leakage current must not exceed 0.5mA. CLA
3、SS 1 LASER PRODUCT 3122 110 03420 GB Warning ! Invisible laser radiation when open. Avoid direct exposure to beam. SVarning ! Osynlig laserstrlning nr apparaten r ppnad och sprren r urkopplad. Betrakta ej strlen. SFVaroitus ! Avatussa laitteessa ja suojalukituksen ohitettaessa olet alttiina nkymttml
4、le laseristeilylle. l katso steeseen! DK Advarse ! Usynlig laserstrling ved bning nr sikkerhedsafbrydere er ude af funktion. Undg udsaettelse for strling. Preparations Rear connections The type plate is located at the rear of the system. For users in the U.K.: please follow the instructions on page
5、1-9. APower Before connecting the AC power cord to the wall outlet, ensure that all other connections have been made. WARNING! For optimal performance, use only the original power cable. Never make or change any connections with the power switched on. To avoid overheating of the system, a safety cir
6、cuit has been built in. Therefore, your system mays witch to Standby mode automatically under e xtreme conditions. If this happens, let the system cool down before reusing it (not available for all versions). BAntennas Connection Connect the supplied AM loop antenna and FM antenna to the respective
7、terminals. Adjust the position of the antenna for optimal reception. AM Antenna Fix the claw to the slot Position the antenna as far as possible from a TV, VCR or other radiation source. SPEAKERS 6R R + ? L ? + AM ANTENNALR speaker (right) speaker (left) AM loop antenna AUX/ CDR IN AC MAINS AC power
8、 cord FM AERIAL 75? FM wire antenna Preparations FM Antenna For better FM stereo reception, connect an outdoor FM antenna to the FM ANTENNA terminal. CSpeakers Connection Front Speakers Connect the speaker wires to the SPEAKERS terminals, right speaker to R and left speaker to L, coloured (marked) w
9、ire to + and black (unmarked) wire to -. 12 Fully insert the stripped portion of the speaker wire into the terminal as shown. Notes: For optimal sound performance, use the supplied speakers. Do not connect more than one speaker to any one pair of +/- speaker terminals. Do not connect speakers with a
10、n impedance lower than the speakers supplied. Please refer to the SPECIFICATIONS section of this manual. Optional connection The optional equipment and connecting cords are not supplied. Refer to the operating instructions of the connected equipment for details. Connecting other equipment to your sy
11、stem Use a cinch cable to connect AUX/CDR IN to the analogue audio out terminals of an external equipment (TV , VCR, Laser Disc player, DVD player or CD Recorder). Note: If you are connecting equipment with a mono output (a single audio out terminal), connect it to the AUX/CDR IN left terminal. Alte
12、rnatively, you can use a “single to double” cinch cable (the output sound still remain mono). Inserting batteries into the remote control Insert two batteries (Type R06 or AA) into the remote control with the correct polarity as indicated by the + and - symbols inside the battery compartment. CAUTIO
13、N! Remove batteries if they are exhausted or will not be used for a long time. Do not use old and new or different types of batteries in combination. Batteries contain chemical substances, so they should be disposed off properly. 1-7 1-8 1 2 3 6 7 8 9 ! * Button pressed? 2; Button pressed? 9 Button
14、pressed? DISPLAY TEST Display shows Fig. 2 and selected LEDs on (see note 2) Display shows Fig. 1 and selected LEDs on (see note 1)Figure 1 Figure 2 note 2 :Only DISC 2, TUNER, AUX, DSC, VEC & MAX SOUND are on. note 1 :All LEDs are on except ECO POWER. Table 2 Error code E1000 E1001 E1002 E1003 E100
15、5 E1006 E1007 E1008 E1020 E1070 E1071 E1079 Error Description Focus Error Triggered when the focus could not be found within a certain time when starting up the CD or when the focus is lost for a certain time during play. Radial Error Triggered when the radial servo is off-track for a certain time d
16、uring play. Sledge In Error The sledge did not reach its inner position (inner-switch is still close) before approximately 6 Sec. have passed by. Inner-switch or sledge motor problem. Sledge Out Error The sledge did not come out of its inner position (inner-switch is still open) before approximately
17、 250 mSec. have passed by. Inner-switch or sledge motor problem. Jump-offtrack error Triggered in normal play when the jump destination could not be found within a certain time. When this error occurred, software will try to recover by initiating the jump command again. If it is recoverable, the dis
18、c will continue to play. Subcode Error Triggered when a new subcode was missing for a certain time during play. PLL Error The Phase Lock Loop could not lock within a certain time. Turntable Motor Error Generated when the CD could not reached 75% of speed during startup within a certain time. Discmot
19、or problem. Focus Search Error The focus point has not been found within a certain time. This happens when the carousel switch is defective and closed all the time, or when the carousel is blocked when it is located exactly at a disc position. This happens when the carousel switch is defective and d
20、oes not closed electrically, or when the carousel is blocked in between two disc positions. The time-out is approximately 5 Sec. The drawer could not open or enter the inside position and is opening again. This happen when the drawer is blocked and cannot go fully inside or when the drawer switch is
21、 defective and does not close. To start service test program hold P & AUX depressed while plugging in the mains cord Display shows the ROM version * S-Vyy (Main menu) S refers to Service Mode. V refers to Version. yy refers to Software version number of Processor. (Counting up from 01 to 99) SERVICE
22、 TEST PROGRAM Mini 2002 FW-C399 Dated: wk141 4-14-1 SET BLOCK DIAGRAM CONTROL ECO6 VOL. 2 I2C DATA A +LED L/R SPEAKER CD STANDBY POWER_DOWN D D 2 X 6 OHMS 500mV NJM4556AM I2C DATA MUTE CONTROL MUTE AMP_ON CD_PORE TDA7468 I2C CLK +12M +9.1V MAIN SIGNAL PATH MEASUREMENTS ARE IN AUX MODE : XX mV YY dBA
23、 ZZ dB LEVELS AT MAX VOL LEFT/RIGHT L CHANNEL I2C CLK S/N AT 500mW HEADROOM (1% THD) WRT TO LEVEL AT MAX VOL -CMOS +5V6 +12A +12M+12A 2 X 100W AM A DM A D LEDS F1 MAX +LED+5V6 KEY SCAN MATRIX SA1, SA2, SA3 +F VOLUME +F SHIFT REGISTER I2C CLK D D 3CDC-L2C ETF7 TAPE CONTROL TUNER CONTROL M62320FP LEDS
24、 +G AF9 +12A BIPLANER/ +5V6 LED STR LED ENABLE HEADPHONE AMPLIFIER Gv = 25dB +9.1V CDC CONTROL +CD LOW_PWR_SUP 47R MUTEHP DET 1.90V HEADPHONE 2.50V 3.0dB 14 dB F1x -Vkk -Vkk -Vkk MUTE +12A 100mV +F I2C CDC -26 dB +E LED AM (80% MOD) FM (67.5 kHz) 650mV CD SUPPLY CONTROL AF9 Rin = 3k +F AMPLIFIER 76d
25、BA 16dB LEDS F2 -CMOS (-9V) F2x TAPE CONTROL +5V6 HP DET MIC DET -Vkk REG +5V6 +9V POWER REG I2C DATA CONTROL +5V6_CON +5V6_CON A ATTN. JOG 33R +5V6_CON REG 67dBA 1K 500mV REGISTER CDC CONTROL TUNER 28mV +CD (+5V) 78dBA 3.2dB +LED LOW_PWR_CTRL +5V 500mV & HP DET +5V6 LED CLK NTC INCREDIBLE EEPROM F1
26、x TMP87CS71F D DSC/VEC/DBB INTERFACE 3mV uP A -CMOS IR EYE BASS +12A NOTE : 125mV SIMPLE KARAOKE MIC DET SWITCH CIRCUIT SIS FILTER 500mV 76dBA 16dB -6dB TRACK 125mV 500mV / 1000mV 250nWb/m SOFTWARE CONTROL SOURCE SELECTOR ATTN. -8.5dB +5V6 -Vkk +5V6_CON LED DATA +VH+VL POWER ATTEN. DECODER 250mV STK
27、-442 -Vkk F2x RDS +G A +E +E ECO POWER SWITCH ECO POWER CONTROL SHIFT +F REGISTER I2C SHIFT SA BUFFER AUX / CDR TREBLE HP DET CONTROL FTD SURROUNDVOL. 1 FRONT -VH-VL A CLIPPING 85dBA 3dB + - + - LOW_PWR_CTRL? 10M? MAINS? CHOKE? A1? N? LOW_PWR_SUP? +5V6? VOL? T? AGE? SELECTOR? C1? ST? ANDBY ? TRAFO?
28、L? -Vkk? POWER SUPPL? Y? NTC? F1? F2? POWER_DOWN? B1? (ONL? Y FOR -/37)? (NOT USED FOR -/37)? (NOT USED IN -/21 & -/37)? +12V_D? +12V_A? TRAFO? LOW_PWR_CTRL? +5V6? B1? FOR -/21 ONL? Y? C1? 5-1 SET WIRING DIAGRAM 5-1 120mm 1506 F1 1402 1401 CDC-L2C SH_DATA 1204 1523 CD_SICL 180mm STOKO PIN 1800 TP_RE
29、C_LEFT +12V_A 220mm +5V6 GND_A 1 2P SA_IN 1100 STOKO PIN FROM HEADPHONE PCB (ESD WIRE) 1P 1602 120mm 1602 23 15 (1105) (1103) (1101) CLIPPING I2C_GND NTC 9 1800 AF9 SIMPLE KARAOKE 1801 MIC_DET GND_A 1 1P 1110 1402 POWER_DOWN +12A -CMOS EH TOP ECO6 TUNER CD_LEFT GND_A HP_IN_LEFT FRONT ETF7 3CDC-L2C (
30、1102) (1101) (1101) (1101) CD_SILD CD_GND GND_D TPSHCLK TPSHDATA 7P SICL SILD GND_D_CD KAR_OUT TU_GND GND_M 1103 FROM ETF7 CHASSIS (ESD WIRE) SICL TP_REC_RIGHT TP_RIGHT MIC IN GND_M +5V_CD 1 1206 1 CDC-L2C TPSHSTR 1404 FFC BD TPADC2 1401 ETF7 FFC AD 7 8 11 19 7 4 4 FFC BD 15P180mm 4 +5V6 TU_STEREO T
31、U_LEFT TU_DATA TU_ENABLE 140mm 1700 EH TOP 1 SH_CLK SHR_STR SW_INFO +12M CDC-LC FFC SIDE PORE HEADPHONE HP_DET TP_REC_LEFT FFC TOP GND_A HP_IN_RIGHT CD_GND CD_SW_INFO F2 CD_SH_DATA CD_SH_CLK CD_SH_STR SHR_STR SH_CLK FFC TOP FFC SIDE 1805 +12V_D -CMOS GND_A TP_LEFT 1 1603 1CD_LEFT GND_A CD_RIGHT +5V_
32、CD GND_M 1401 1 GND_A 7P 4P 1440 1531 1706 1 +F +12A HP_DET 1701 +12M TU_CLK 1 1 1402 11P 1 KEY2 220mm MIC_DET TU_DATA P04 KEY1 SH_DATA SILD 1500 FFC BD 1600 180mm FFC AD FFC SIDE FFC SIDE FFC TOPFFC TOP ETF7 180mm 120mm SW_INFO FFC SIDE GND_D (1104) TU_STEREO TU_CLK CD_RIGHT HP AUX IN 1501 1601 I2C
33、_DATA I2C_CLK FFC AD 1503 1 TU_RIGHT FFC TOP FFC TOP 1701 1 LOW_PWR_CTRL ETF7 180mm 140mm 1403 8P CDC KEYS 1400 1501 FFC BD 4P 1 1120 GND_D 11 GND_D_CD PORE 4P 1520 FFC SIDE 1600 FFC SIDE FFC TOP FFC TOP +12A TU_ENABLE FFC TOP GND_D CD CHANGER TP_REC_RIGHT FFC AD 19P 1 FFC SIDE TP_LEFT FFC TOP TP_RI
34、GHT -Vkk GND_D +5V6_CON TPADC1 1703 1 EH TOP 1403 FFC AD 220mm FFC TOP TRAFO 1304 GND ECO BACK ENTRY MALE 1202 4P C1 B1 1300 FFC AD 13P 1301 8P A11 LOW_PWR_SUP A1 GND GND_AA RIGHT NTC LOW_PWR_CTRL POWER_DOWN CLIPPING 1306 AMP_ON -Vkk F1 F2 FFC AD +5V6 GND_D 5V_VCD LEFT/RIGHT AMP +12V_D RIGHT 1308 F2
35、 F1 -Vkk1 MAINS SUPPLY 1209 GND_M 1203 1204 1302 EH TOP 1 1311 1 MATRIX SURROUND 1309 EH TOP 1 1310 LOW_PWR_SUP +12V_A 1201 7P NTC PWDN FFC TOP FFC TOP 220mm 400mm 280mm DIPMATE 1307 1 340mm 1 LEFT 1200 6P EH TOPEH TOP GND_A AMP_CS_DC VCD_ON 1LEFT # # # # 4 0 1 G 4 1 - 4 2 - 4 4 F 2 4 3 F 2 FTD DISP
36、LAY PIN NO. FUNCTION 3 4 7 G 3 5 6 G 3 6 5 G 3 7 4 G 3 8 3 G 3 9 2 G 3 3 8 G 3 1 10 G 3 0 11 G 2 9 12 G 2 8 13 G 3 2 9 G 2 6 - 2 5 - 2 4 - 2 3 - 2 7 14 G 2 2 - 2 1 - 2 0 P 1 1 9 P 2 1 8 P 3 1 7 P 4 1 6 P 5 1 4 P 7 1 3 P 8 1 2 P 9 1 1 P 10 1 5 P 6 1 0 P 11 9 P 12 8 P 13 7 P 14 6 P 15 5 P 16 4 - 3 - 2
37、 F 1 1 F 1 P1 P2 P3 P4 P5 P6 P7 P8 P9 P10 P11 P12 P13 P14 P15 P16 2G a h j , p k b f m g c e r n d - - 1G a h j , p k b f m g c e r n d - - 3G a h j , p k b f m g c e r n d 4G a h j , p k b f m g c e r n d - - 5G a h j , p k b f m g c e r n d - - 6G a h j , p k b f m g c e r n d col Dp 7G a h j , p
38、k b f m g c e r n d - - 8G a h j , p k b f m g c e r n d - - 14G S7 S8 - 9G S9 S10 - - - 12G B1 B2 B3 B4 B5 B6 - - - - S3 S4 - - - - 13G B1 B2 B3 B4 B5 B6 S5 - B7 B8 B9 B10 B11 B12 - - 11G B1 B2 B3 B4 B5 B6 S2 - B7 B8 B9 B10 B11 B12 - - 10G B1 B2 B3 B4 S1 - B5 B6 B7 B8 S6 -ALBMUTETITLEDIM1 2 3 NEWS
39、AM LW FM MW mg nc p re k j h f b mg nc p re k j h f b colcol DpDp d a B5 B4 B3 B2 B1 B5 B4 B3 B4B6 d a B5 B4 B3 B2 B1 B5 B4 B3 B4B6B6B6 B5 B4 B3 B2 B1 B5 B4 B3 B2 B1 B6B6 B7 B6 B5 B8 B11 B10 B9 B8 B7 B12B12 B3 B2 B1 B2 B1 B11 B10 B9 B8 B7 B7 B6 B5 B8 B11 B10 B9 B8 B7 B12B12 B3 B2 B1 B2 B1 B11 B10 B9
40、 B8 B7 (14G)(1G-8G) (10G-13G) (9G)(14G)(1G-8G) (10G-13G) (9G) S7S7 S1S1 S2S2 S3S3S4S4 S5S5 S6S6 S8S8 S9S9 S10S10 ALBMUTETITLEDIM12 3NEWS AMLWFMMW FTD DISPLAY PIN CONNECTIONS 10G11G 1G3G14G 12G13G10G10G11G 1G3G14G 12G13G10G 4G4G2G2G6G6G5G5G7G7G8G8G9G9G FRONT BOARD TABLE OF CONTENTS FTD pin connection
41、 .6-1 Variation Table .6-2 Key-CDC part - Layout & Circuit diagram .6-2 Front part - Circuit diagram .6-3 Front part - Component layout .6-4 Front part - Chip layout.6-5 Headphone part - Layout & Circuit diagram.6-6 Karaoke part - Component & Chip layout .6-6 Karaoke part - Circuit diagram .6-7 Elec
42、trical parts list.6-8 6-16-1 6-26-2 This assembly drawing shows a summary of all possible versions. For components used in a specific version see schematic diagram and respective parts list. 3139 113 3442 pt 2a dd wk147 KEY-CDC PART - COMPONENT LAYOUT KEY-CDC PART - CIRCUIT DIAGRAM DISC CHANGEOPEN/C
43、LOSE 12 12 A 1440 A11441 A21442 A2 D P04x KEY1 KEY2 GND_D FE-ST-VK-N 1 2 1440 3 4 14411442 A 3139 118 53880 . 88460 .3442 pt 2a dd wk147 VARIATION TABLE Item No / Features FWM399/30 FWM399/21 FWM399/22/25 RDS / News-x Simple Karaoke-x- Mic Detect - x - 1409xxx 1424- 1425-x 1427-x 1437- 34861k1k1k 35
44、1110k10k- 3530-330R 353110k10k10k 358110k10k- 3595- 3808-820R 4402- 4404- 6400 xxx 6403xxx 6426-x 6440-x- 6441xxx 6447xxx 6448xxx 9402-x 9404-x 9405-x 9406-x 9407- 9408xxx 9409- 9410 xxx 9411- 9462- 9488xxx 9505- 9508-x 9509-x x - item in use 6-36-3 FRONT PART - CIRCUIT DIAGRAM STB D1 EN1 SRG8 STB D
45、1 EN1 SRG8 DEM BAND PASS CTRL CIRCUIT AGC INP PIN TMP87CN71 7400 25 P00 26 P01 27 P02 28 P03 29 P04 30 P05 31 P06 32 P07 1P10 2P11 3P12 4P13 5P14 6P15 7P16 8P17 16 P20 10 P21 11 P22 17 P30 18 P31 19 P32 20 P33 21 P34 22 P35 23 P36 24 P37 67P40 68P41 69P42 70P43 71P44 72P45 73P46 74P47 75P50 76P51 77
46、P52 78P53 79P54 80P55 34 P60 35 P61 36 P62 37 P63 38 P64 39 P65 40 P66 41 P67 42 P70 43 P71 44 P72 45 P73 46 P74 47 P75 48 P76 49 P77 50 P80 51 P81 52 P82 53 P83 54 P84 55 P85 56 P86 57 P87 58 P90 59 P91 60 P92 61 P93 62 P94 63 P95 64 P96 65P97 12 RESET 9TEST 33 VDD 66VKK 15 VSS 13 XIN 14 XOUT CLOCK
47、/TIMING CONTROLLER (I/O PORT 2) C P U I/O PORT 8 VDD VKK PROGR MEMORY (ROM) 48KX8 BIT 8 BIT TIMER/COUNTER 16 BIT TIMER/COUNTER INTERRUPT CONTROLLER 6 BIT A/D- CONVERTER I/O PORT 7I/O PORT 9 I/O PORT 1 I/O PORT 0I/O PORT 6 I/O PORT 4I/O PORT 5 I/O PORT 3 DATA MEMORY (RAM) 1024X8 BIT PROGRAM COUNTER 7
48、401 SAA6579T CIN7 MODE 9 MUX4 OSCI 13 OSCO 14 QUAL1 RDCL16 RDDA2 SCOUT8 T5715 TEST 10 VDDA5 VDDD 12 VREF3 VSSA 6 VSSD 11 BIT QUALITY DIVIDER AND OSCILLATOR FILTER RECONSTRUCTION (8th ORDER) BANDPASS ANTI- ALIASING FILTER CLOCKED COMPARATOR REFERENCE VOLTAGE CLOCK REGENERATION AND SYNC COSTAS LOOP VARIABLE AND FIXED DIVIDER 57 Khz GENERATOR DIFFERENTIAL DECODER BIPHASE SYMBOL D