Daewoo AKF-8846 Service Manual
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Daewoo AKF-8846 Service Manual

Daewoo AKF-8846 Service Manual

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All manuals and user guides at all-guides.com
S e rvice Manual
CAR AUDIO
Model: A K F - 8 8 4 6 / 8 8 4 7
DAEWOO ELECTRONICS CO., LT D .

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Summary of Contents for Daewoo AKF-8846

  • Page 1 All manuals and user guides at all-guides.com S e rvice Manual CAR AUDIO Model: A K F - 8 8 4 6 / 8 8 4 7 DAEWOO ELECTRONICS CO., LT D .

  • Page 2: Table Of Contents

    All manuals and user guides at all-guides.com TABLE OF CONTENTS 11. PRODUCT SPECIFICAT I O N S 12. LINE DRAW I N G 13. PANEL INFORMAT I O N 3, 4 14. ELECTRICAL SPECIFICAT I O N 5 ~ 7 15.

  • Page 3: Product Specifications

    All manuals and user guides at all-guides.com 1. PRODUCT SPECIFICATIONS GENERAL SPECIFICAT I O N A K F - 8 8 4 6 A K F - 8 8 4 7 P OWER REQU I R E M E N T - GROUND SYSTEM : NEGATIVE GRO U N D N E G ATIVE GRO U N D - OPERATING VO LTAG E : 14.4V DC...

  • Page 4: Line Drawing

    All manuals and user guides at all-guides.com 2. LINE DRAWING F RONT SIDE REAR SIDE ANT JAC K H E AT SINK 18PIN I/O CONNECTO R 1 F RONT RIGHT SP(+) 1 0 REAR RIGHT SP (-) 2 REAR RIGHT SP(+) 1 1 ILL.

  • Page 5: Panel Information

    SELECT BUTTON PRESET STATION TUNING UP/DOWN BUTTONS (NO.1~6) BUTTONS D I S P L AY (AKF-8846) FM STEREO ON LOW BROADCASTING I N D I C A T O R INDICATOR V O L / B A S S / T R E B L E / F A D E R / B...
  • Page 6 All manuals and user guides at all-guides.com D I S P L AY (AKF-8847) FM STEREO ON LOW BROADCASTING I N D I C A T O R I N D I C A T O R V O L / B A S S / T R E B L E / F A D E R / B PRESET BUTTON NUMBER ALANCE SELECT I N D I C A T O R...

  • Page 7: Electrical Specification

    All manuals and user guides at all-guides.com 4. ELECTRICAL SPECIFICATION 4-1. FM SECTION N O. I T E M TEST CONDITION U N I T N O M I N A L L I M I T ≤ 1 0 USABLE SENSITIVITY 90.1 MHz d B µ...
  • Page 8 All manuals and user guides at all-guides.com 4-2. AM SPECIFICAT I O N N O. I T E M U N I T N O M I N A L L I M I T MW FREQUENCY TUNNING RANGE K Hz 5 3 1 - 1 6 0 2 5 3 1 - 1 6 0 2 USABLE SENS...
  • Page 9 All manuals and user guides at all-guides.com 4-3. TAPE & AUDIO SECTION N O. I T E M TEST CONDITION U N I T N O M I N A L L I M I T WOW & FLUTTER ≤ 0 . 3 5 M T T- 1 1 1 0 .

  • Page 10: Micom Pin Configulation & Descriptions

    All manuals and user guides at all-guides.com 5. MICOM PIN CONFIGURATION & DESCRIPTIONS 5-1. PIN CONFIGURATIONS (IC305)
  • Page 11 All manuals and user guides at all-guides.com 5-2. P O RT DESCRIPTION ASSIGN NAME D E S C R I P T I O N P_XIN 4.5 MHz CRYSTAL IN/OUT PORT. P_XOUT XOUT P_PUMP PHASE COMPARATOR OUTPLIT PORT. P_GND P_GND GND &...
  • Page 12 All manuals and user guides at all-guides.com ASSIGN NAME D E S C R I P T I O N P_WLED P0C0/PWM0 WARNING LED OUT PORT. ON/OFF TIME: 1SEC P_TPIN P1D1 TAPE INSERT/EJECT CHECK PORT. P_FWDIN P1B0/ADC0 TAPE FWD/RVS PLAY INPUT PORT. REVERSE: HIGH, FORWARD: LOW P_FFIN P1D0...

  • Page 13: Ic Block Diagram & Terminal Voltage

    All manuals and user guides at all-guides.com 6. IC BLOCK DIAGRAM & TERMINAL VOLTAGE IC 301 (LA3161) PIN NO. PIN NAME DESCRIPTION VOLTAGE INPUT R-CH INPUT 1.3V N. FEED BACK 0.7V OUTPUT R-CH OUTPUT 2.9V 10.5V GROUND OUTPUT L-CH OUTPUT 2.9V N.
  • Page 14 All manuals and user guides at all-guides.com IC 302 (HA12135AF) PIN NO. PIN NAME DESCRIPTION VOLTAGE 1, 16 REC IN RECODING INPUT 5.5V POWER 3, 14 PB IN PLAYBACK INPUT 5.5V Vref BEEFERENCE VOLTAGE 5.3V NR ON/OFF NR ON/OFF MODE CONTROL 4.6V/0.4V 6, 11 PB OUT...
  • Page 15 All manuals and user guides at all-guides.com IC 303 (LC75372E) PIN NO. PIN NAME VOLTAGE PIN NO. PIN NAME VOLTAGE 1, 33 L/R T3 4.3V 12, 22 L2/R2 4.3V 2, 32 L/R T2 4.3V 13, 21 L1/R1 4.3V 3, 31 L/R T1 4.3V 4, 30...
  • Page 16 All manuals and user guides at all-guides.com IC 304 (HA13158) N o t e : 1. Standby Power is turned on when a signal of 3.5 V or 0.05 mA is impressed at pin 2. When pin 2 is open or connected to GND, standby is tumed on (output off).

  • Page 17: Pcb Pattern Diagram

    All manuals and user guides at all-guides.com 7. PCB PATTERN DIAGRAM 7-1. PCB MAIN (PA RT’S SIDE, TO P ) 7-2. PCB FRONT (PA RT'S SIDE, TO P )
  • Page 18 All manuals and user guides at all-guides.com 7-3. PCB FRONT (PA RT'S SIDE, BOT TO M )

  • Page 19: Overall Exploded View & Parts List

    All manuals and user guides at all-guides.com 8. OVERALL EXPLODED VIEW & PARTS LIST...
  • Page 20 All manuals and user guides at all-guides.com...

  • Page 21: Electrical Parts List

    All manuals and user guides at all-guides.com 9. ELECTRICAL PARTS LIST 9-1. ASSY MAIN PCB L O C AT I O N C O D E D E S C R I P T I O N R E M A R K C E 3 4 2 , 3 4 3 C C X E 1 C 3 3 2 E S D 1 6 V 3 3 0 0 U F...
  • Page 22 All manuals and user guides at all-guides.com L O C AT I O N C O D E D E S C R I P T I O N R E M A R K CC111, 326, 117, 327 C C K F 1 E 2 2 3 E HIKF 25V 0.022µF Z CC107, 116, 104, 325 CC115, 308...
  • Page 23 All manuals and user guides at all-guides.com 9-2. ASSY FRONT PCB L O C AT I O N C O D E D E S C R I P T I O N R E M A R K D L 5 0 1 ~ 5 1 2 D S M L 2 1 0 M T- S M L - 2 1 0 M T D L 5 1 3...

  • Page 24: Circuit Diagram

    All manuals and user guides at all-guides.com 10. CIRCUIT DIAGRAM...
  • Page 25 All manuals and user guides at all-guides.com...
  • Page 26 All manuals and user guides at all-guides.com DA E WOO ELECTRONICS CO., LT D. 686, AHYEON-DONG MAPO-GU SEOUL, KOREA C.P.O. BOX 8003 SEOUL, KOREA TELEX: DWELEC K28177-8 CABLE: “DAEWOOELEC” FAX: 02) 360-8184 TEL: 02) 360-8182/8178~9 http://www.dwe.daewoo.co.kr S/M NO. : 97T9515600 PRINTED DATE: May 1999...

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Akf-8847

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