Philips-FWC-399-Service-Manual(1) 电路图 维修手册.pdf
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1、CLASS 1 LASER PRODUCT COMPACT DIGITAL AUDIO Service Manual Service ServiceService ServiceService FW-C399/21/21M/22/37 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 or
2、iginali 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. C
3、LASS 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 nkymtt
4、mlle laseristeilylle. l katso steeseen! DK Advarse ! Usynlig laserstrling ved bning nr sikkerhedsafbrydere er ude af funktion. Undg udsaettelse for strling. 2-12-1 DISMANTLING INSTRUCTIONS Dismantling of the Cassette Cover 1) Loosen the 4 screws, slide Cover top (pos 255) towards the rear and remove
5、 it upwards. 2) Loosen 3 screws, slide the Panel right (pos 254) towards the rear and remove it outwards. Do likewise for the Panel left (pos 253). 3) Push the gear slowly towards the front as shown in figure Dismantling the 3CDC Module and Tuner Board 3 until the CDC tray starts to move out of the
6、Front Cabinet (pos 101). The CDC tray is now disengaged and can be pulled out completely. 4) Remove the Cover Tray (pos 106) as shown in figure 4. 5) Loosen 4 screws A to remove the CDC Module (pos 1105) as shown in figure 3. 6) Loosen 3 screws N (see figure 10) on the Panel Rear (pos 256) and relea
7、se 2 catches C1 to remove the Tuner Board. 3. Lift up and out 1. Place screw driver (flat side) between the cover Button pressed? 2; Button pressed? 9 Button 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 Fi
8、gure 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 E1005 E1006 E1007 E1008 E1020 E1070 E1071 E1079 Error Description Focus Error Triggered when the focus could not be found within a certain time wh
9、en 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 during play. Sledge In Error The sledge did not reach its inner position (inner-switch is still close) before approximately 6 Sec. have passed
10、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 250 mSec. have passed by. Inner-switch or sledge motor problem. Jump-offtrack error Triggered in normal play when the jump destination could
11、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 disc 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
12、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. Discmotor problem. Focus Search Error The focus point has not been found within a certain time. This happens when the carousel switch is defective an
13、d 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 does not closed electrically, or when the carousel is blocked in between two disc positions. The time-out is approximately 5 Sec. The drawer co
14、uld 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 defective and does not close. To start service test program hold P & AUX depressed while plugging in the mains cord Display shows the ROM ver
15、sion * 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 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
16、D 2 X 6 OHMS 500mV NJM4556AM I2C DATA MUTE CONTROL MUTE AMP_ON CD_PORE TDA7468 I2C CLK +12M +12A +12M +9.1V MAIN SIGNAL PATH MEASUREMENTS ARE IN AUX MODE : XX mV YY dBA ZZ dB LEVELS AT MAX VOL LEFT/RIGHT L CHANNEL TRAFO I2C CLK S/N AT 500mW HEADROOM (1% THD) WRT TO LEVEL AT MAX VOL -CMOS +5V6 +12A +
17、12M+12A 2 X 100W AM A DM A D LEDS SELECTOR F1 STANDBY TRAFO L MAX +LED+5V6 KEY SCAN MATRIX SA1, SA2, SA3 +F VOLUME +F SHIFT REGISTER MAINSI2C CLK D D 3CDC-L2C ETF7 TAPE CONTROL TUNER CONTROL M62320FP LEDS +G AF9 +12A BIPLANER/ FOR -/21 ONLY +5V6 LED STR LED ENABLE HEADPHONE AMPLIFIER Gv = 25dB +9.1V
18、 CDC CONTROL +CD LOW_PWR_SUP 47R MUTEHP DET 1.90V HEADPHONE 2.50V 3.0dB 14 dB +5V6 VOLTAGE F1x LOW_PWR_CTRL -Vkk -Vkk -Vkk MUTE +12A 100mV +F I2C 10M CDC -26 dB +E LED AM (80% MOD) FM (67.5 kHz) 650mV CD SUPPLY CONTROL AF9 Rin = 3k +F POWER SUPPLY AMPLIFIER 76dBA 16dB LEDS F2 -CMOS (-9V) F2x TAPE CO
19、NTROL +5V6 HP DET MIC DET -Vkk REG +5V6 +9V POWER REG I2C DATA CONTROL (ONLY FOR -/37) +5V6_CON +5V6_CON A ATTN. JOG 33R F2 +5V6_CON POWER_DOWN REG 67dBA 1K 500mV REGISTER N CDC CONTROL TUNER 28mV +CD (+5V) 78dBA 3.2dB +LED LOW_PWR_CTRL +5V 500mV & HP DET +5V6 LED CLK NTC INCREDIBLE EEPROM F1x TMP87
20、CS71F 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 NTC F1 +VH+VL POWER ATTEN. DECODER 250mV CHO
21、KE +VH STK-442 -Vkk F2x (NOT USED FOR -/37) 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 +V -VH-VL A -VH +VH -VL -Vkk-VH CIRCUIT POWER DOWN FANSPEED CONTROL FAN +V CLIPPING 85dBA 3dB + - + - +5V6 FW-C
22、399 Block diagram date: wk147 5-1 SET WIRING DIAGRAM 5-1 120mm 1506 F1 1402 1401 CDC-L2C SH_DATA LEFT 1204 1523 CD_SICL DIPMATE FROM MAINS SUPPLY PCB 180mm STOKO PIN 1800 TP_REC_LEFT +12V_A 1321 1 220mm +5V6 GND_A 1 2P GND_A F2 SA_IN 1100 STOKO PIN FROM HEADPHONE PCB (ESD WIRE) 1P 1602 120mm 1602 23
23、 15 11 6 9 (1105) (1103) (1101) 9 CLIPPING I2C_GND NTC 1 9 MAINS SUPPLY 1914 1800 AF9 SIMPLE KARAOKE 1801 GND_M MIC_DET GND_A 1301 1 (1106) (1106) 9P 8909 340mm 8906 6P 340mm & 1300 11P 220mm 1P 1110 1402 POWER_DOWN FFC TOP FFC TOP 220mm +12A 340mm -CMOS EH TOP EH TOP ECO6 TUNER CD_LEFT GND_A HP_IN_
24、LEFT FRONT ETF7 7 7 3CDC-L2C (1102) (1101) (1101) (1101) 1 6 CD_SILD CD_GND GND_D TPSHCLK TPSHDATA GND_AA RIGHT NTC LOW_PWR_CTRL POWER_DOWN 1259 7P SICL SILD GND_D_CD KAR_OUT TU_GND GND_M FFC TOP 1 1 1912 +D GND +D2 1251 EH TOP 1103 FROM ETF7 CHASSIS (ESD WIRE) SICL TP_REC_RIGHT TP_RIGHT MIC IN GND_
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