Philips-AZ-2040-AZ-2045-Service-Manual(1) 电路图 维修手册.pdf
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1、CD Stereo Radio RecorderAZ 2040 AZ 2045 all versions Handling Chip Components and Safety .1 - 1 Technical Specification pauses playback or recording 5 BASS, MID, HIGH EQ keys to adjust the bass, mid Tuner:programs preset radio stations Navigation controls 7 , CD: searches back and forward within a t
2、rack; skips to the beginning of a current track/ previous/ later track Tuner: tunes to radio stations (down, up). 8 2; starts or pauses CD playback 9 9 stops CD playback; erases a CD program 0 MODE selects different play modes: e.g. REPEATor SHUFFLE(random) order ! Door lift at the respective door t
3、o open cassette/ tape or cd compartment VOLUME to adjust volume level # REMOTE SENSOR (for AZ2045 model only) infrared sensor for remote control $ PRESET DOWN/ UP (, +) selects a preset tuner station (down, up) % BAND selects waveband DBB (Dynamic Bass Boost) activates a more vivid bass response REM
4、OTE CONTROL (for AZ2045 only) 1 CD selects CD sound source 2 y switches the set off Note: When the set is switched off, the remote control cannot operate any commands. The set needs to be switched on first via the sets y button. 3 VOLUME 3,4 adjusts volume level (up, down) 4 SHUFFLE plays all CD tra
5、cks in random order 5 BASS selects DBB on/off 6 2; starts/ pauses CD playback 7 SEARCH 5, 6 searches backwards/ forwards within a track 8 BAND selects FM/ MW (AM) waveband 9 PRESET +, selects a preset radio station (up, down) 0 TUNING , tunes to tuner stations (down, up) ! TUNER selects tuner sound
6、source 9 stops CD playback; erases a CD program # , skips to the beginning of a current track previous/ subsequent track $ MUTE interrupts/ resumes sound % REPEAT repeats a track /program/ entire CD S E A R C H C D RE WR IT AB LE C O M P A T I B L E AZ2040 CD SOUNDMACHINE CD SYNCHRO START RECORDING
7、RECORD POWER BASS PROG MODE REMOTE SENSOR VOLUME HIGH MID SOURCE 30 PRESET DIGITAL TUNER BAND DIGITAL DYNAMIC BASS BOOST PRESETDOWNPRESETUP PLAYSEARCHSTOPPAUSE S E A R C H S T O P 8079! #65 $% 3214 CONNECTIONS AND CONTROLS 3 - 2 BACK PANEL this pin should be tied LOW CL162616.9344 MHz system clock o
8、utput DATA27serial d4(1)ata output (3-state) WCLK28word clock output (3-state) SCLK29serial bit clock output (3-state) EF30C2 error flag output (3-state) TEST231test control input 2; this pin should be tied LOW KILL32kill output (programmable; open-drain) VSSD1 33(1)digital ground 2 V2/V334versatile
9、 I/O: input versatile pin 2 or output versatile pin 3 (open-drain) WCLI35word clock iutput (for data loopback to DAC) SDI36serial data input (for data loopback to DAC) SCLI37serial bit clock input (for data loopback to DAC) RESET38power-on reset input (active LOW) SDA39microcontroller interface data
10、 I/O line (open-drain output) SCL40microcontroller interface clock line input Abbreviations and Pin-description of CD Ics SERVO PROCESSOR SAA7325H SYMBOLPINDESCRIPTION RAB41microcontroller interface R/W and load control line input (4-wire bus mode) SILD42microcontroller interface R/W and load contro
11、l line input (4-wire bus mode) STATUS43servo interrupt request line/decoder status register output (open-drain) TEST344test control input 3; this pin should be tied LOW RCK45subcode clock input SUB46P-to-W subcode bits output (3-state) SFSY47subcode frame sync output (3-state) SBSY48subcode block sy
12、nc output (3-state) CL11/44911.2896 MHz or 4.2336 MHz (for microcontroller) clock output VSSD250(1)digital ground 3 DOBM51bi-phase mark output (externally buffered; 3-state) VDDD1(P)52(1)digital supply voltage 2 for periphery CFLG53correction flag output (open-drain) RA54radial actuator output FO55f
13、ocus actuator output SL56sledge control output VDDD2(C)57(1)digital supply voltage 3 for core VSSD358(1)digital ground 4 MOTO159motor output 1; versatile (3-state) MOTO260motor output 2; versatile (3-state) V461versatile output pin 4 V562versatile output pin 5 V163versatile intput pin 1 LDON64laser
14、drive on output (open-drain) Note : All supply pins must be connected to the same external power supply voltage. Abbreviations and Pin-description of CD ICsAbbreviations and Pin-description of CD ICs 5 - 15 - 1 GRAM 4.19MHz CD99 LAYOUT CELL ECO MTF LAYOUT CELL ECO6 LAYOUT CELL LCD DISPLAY DA11 CD DR
15、IVE TMP86CH21 Xformer AC IN Keys CD Door SW r 5.6V V. Reg. Mute Ctrl Mute Power Amp. A_on +A +A Tape Power On AC Socket SW CPU CPU A_on +A_on Battery 9V L/R L/R L/R M I2CSound Processor with Source Selector, 3 Bands EQ, DBB and ALC Power On/Off ckt +B CPU +B +M +B +B +B *Optional +B + - Buzzer Speak
16、er Ripple Filter BLOCK DIAGRAM 5 - 25 - 2 15 BATTERIES TRANSFORMER 4 OHM 1008 1010 1007 1009 PIEZO ECO-MTF Layout cell 9 1404 FOR GND R GND SECONDARY 8401 8204 CELL 4 4 2 6 15 1 SWITCH 9V BATTERY ORANGE FORTRANSFORMER 65MM 110-127V BLUE ON/OFF SW 1 LAYOUT CELL LAYOUT 4 OHM 1 CD99 LCD PLAY SW TAPE ME
17、CHANISM MECHANISM AD 220-240V ECO6 PIEZO L SHIELD 8402 8802 MAINS SOCKET 8202 1006 1011 1006 BLACK 9 MAINS SOCKET /01,/11,/19 VOLTAGE SELECTOR /13,/16,/17 8201 8206 2 2 220MM 8702 8701 8703 /00,/05,/10, COMBI BOARD CD KEYBOARD_PCB CD DOOR TUNER MOTOR REC/PLAY HEAD ROTARY ENCODER CPU 1 2 FE-ST-VK-N 1
18、519 12345678 89 1711 EH-B 1 2 1256 EH-B 1 2 FE-BT-VK-N 1401 1234567 3 4 PH-B 1700 1 2 3 4 1251 EH-B 1403 DIPMATE 12 EH-B 1725 1 2 1253 PH-B 1 2 1402 EH-B 12 1252 PH-B 1 2 WIRING DIAGRAM 6 - 16 - 1 DEM BAND PASS CTRL CIRCUIT AGC INP PIN 3503 D5 3504 D6 3505 D7 3506 D8 3507 E4 3508 E5 3509 E5 3510 E6
19、3511 E7 3512 D2 3513 D3 3514 D3 3516 E3 3517 D4 3518 E8 3519 F9 3520 F10 7500 B3 T500 B6 T501 B7 T502 D11 T503 D11 T504 D11 T505 D11 T506 E11 T507 E11 T508 E11 T509 E11 T510 E11 F G H CP1 F8 1500 D9 1501 D8 1502 D7 1503 D6 1504 D5 1505 D4 1506 D3 1507 D2 1508 D1 1509 E9 1510 E8 1511 E7 1512 E6 1513
20、E5 1514 E4 1515 E3 1516 E2 1517 D11 1518 F9 1519 D12 1520 D12 2500 B7 2501 C6 2502 E10 2503 E10 3500 B7 3501 B6 3502 C6 8910111213 12345678910111213 A B C D E F G H A B C D E BASS+ BASS-MID+ MID- TREBLE+TREBLE- REMOTE CONTROL DBB For AZ2045 only Rotary Encoder KEY1 KEY2 SWPa SWPb ROTARY1 ROTARY2 DGN
21、D +B RC5 POWER ON/OFF FOR AZ2040 FOR AZ2045 PRESET - PRESET + TO COMBI BOARD 1234567 4 MT2 5 3500 100R TUNE UP STOP PLAY TUNE DOWN PROGRAM BAND CD MODESOURCE SELECT 1518 EC1612 3 MT1 35093508 680R 35113510 330R470R 3503 470R 270R 1504 EVQ11 330R 3504 1503 EVQ11 3505 270R220R 3506 1501 EVQ11 EVQ11 15
22、02 EVQ11 EVQ11 1500 1513 EVQ11 15141511 EVQ11EVQ11 1512 EVQ11 1510 T502 T504 T503 T505 T507 T506 T508 3507 820R 1517 EVQ11 EVQ11 1515 2K2 3512 EVQ11 1508 820R 35143513 1K2 EVQ11 1507 EVQ11 EVQ11 1516 1506 T500 T501 7500 3GND 1OUT VS 2 100K 3502 2500 4u7 TSOP2236 10K 2501 1n CP1 C-PAD 3501 2502 100p
23、2503 100p 3519 1K 3520 1K 2 3 4 5 6 7 3516 1K2 4 5 6 7 8 9 1520 FE-ST-VK-N 1 FE-ST-VK-N 1519 1 2 3 3518 220R 680R 3517 1509 EVQ11 EVQ11 1505 T510 +B RC5 +B RC5 T509 KEY BOARD - CIRCUIT DIAGRAM 6 - 26 - 2 repeat all program stereo DBB shuffle FM AM LW MW P5P7 TIMER P1LCD DRIVER CPU SYSTEM CONTR TIME
24、GEN RAMROM 8-BIT T/C18-BIT T/C P2P6P310-BIT UART/SIO INT CONTR WATCHDOG LCD VOLT BOOSTER A/D CONV 7403 I16 7404 B6 7405 B7 9401 C13 T401 A15 T402 B15 T403 B15 T404 B15 T405 B15 T406 C15 T407 C15 T408 C15 T409 D16 T410 D16 T411 D16 T412 E16 T413 F15 T414 F15 T415 F15 T416 F17 T417 G15 T418 I14 T419 J
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