Marantz LC1500 Service Manual
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Marantz LC1500 Service Manual

Marantz LC1500 Service Manual

Lcd tv/monitor
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Service
Manual
SECTION
1. SPECIFICATIONS......................................................................................................................... 1
2. PRECAUTION............................................................................................................................... 2
3. ADJUSTMENT INSTRUCTION..................................................................................................... 3
4. DESCRIPTION OF BLOCK. ......................................................................................................... 5
5. TROUBLESHOOTING ................................................................................................................ 15
6. BLOCK DIAGRAM ...................................................................................................................... 16
7. REPLACEMENT PARTS LIST .................................................................................................... 16
8. EXPLODED VIEW....................................................................................................................... 17
9. FACTORY SPARE PARTS LIST .................................................................................................. 18
Please use this service manual with referring to the user guide ( D.F.U. ) without fail.
Printed on 100% Recycled Paper
Printed in Japan

TABLE OF CONTENTS

LC1500
LC1500 /
U1S
LCD TV/Monitor
PAGE
R
347W855010 MIT
First Issue 2002.02

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  • Page 1: Table Of Contents

    Service LC1500 / Manual LCD TV/Monitor TABLE OF CONTENTS SECTION PAGE 1. SPECIFICATIONS......................... 1 2. PRECAUTION..........................2 3. ADJUSTMENT INSTRUCTION..................... 3 4. DESCRIPTION OF BLOCK......................5 5. TROUBLESHOOTING ........................ 15 6. BLOCK DIAGRAM ........................16 7. REPLACEMENT PARTS LIST ....................16 8.
  • Page 2 Parts for your MARANTZ equipment are generally available to our National Marantz Subsidiary or Agent. ORDERING PARTS : Parts can be ordered either by mail or by Fax.. In both cases, the correct part number has to be specifi ed.

  • Page 3: Specifications

    SPECIFICATIONS 1. LCD CHARACTERISTICS 4. POWER SUPPLY Type : TFT XGA LCD 4-1. Power Adaptor Size : 15 inch (38.10cm) Input : AC 100~240V, 50/60Hz Pixel Pitch : 0.3mm x 0.3mm Output : DC 12V 3A Pixel Format : 1024 x 768 pixels (XGA) RGB Stripe Arrangement 5.

  • Page 4: Precaution

    PRECAUTION WARNING WARNING FOR THE SAFETY-RELATED COMPONENT. BE CAREFUL ELECTRIC SHOCK ! There are some special components used in LCD • monitor that are important for safety. These parts are If you want to replace with the new backlight (CCFL) or •...

  • Page 5: Adjustment Instruction

    ADJUSTMENT INSTRUCTION 1. Application Object 3-3. White Adjustment (1) Approve the signal of 64 tones of XGA(1024 * 768). This instruction is for the application to the LCD TV. (2) Select all the gain of R, B and G with using ADJ of remote control.
  • Page 6 3-4. Position of Mode Adjustment Timing of Mode Table * H[dot]/V[line] TEXT-70 SVGA-56 SVGA-60 SVGA-72 Mode VGA-60 VGA-67 VGA-72 VGA-75 VGA-85 H_Total 1024 1056 1040 H_Display H_Blanking H_Sync H Polarity NEG. NEG. NEG. NEG. NEG. NEG. H_Bp H_Fp H-Freq[KHz] 31.469 35.0 37.861 37.5...

  • Page 7: Description Of Block

    DESCRIPTION OF BLOCK 1. Video Processing 1-1. Features (3) RGB Processing (1) Video Decoding - Programmable RGB matrix - 4 Composite inputs, 1 S-VHS input - Digital color bus interface - Composite video & sync output - Additional analog RGB/Fast blank input - Intergrated high-quality A/D converters - Half contrast switch - Adaptive 2H comb filter Y/C separator...
  • Page 8 1-3. Block Diagram - 6 -...
  • Page 9 1-4. Pin Description Pin No. Pin Name Type Conneciton(if not used) Short Description B1/CB1IN VREF Blue1/Cb1 Analog Component Input G1/Y1IN VREF Green1/Y1 Analog Component Input R1/CR1IN VREF Red1/Cr1 Analog Component Input B2/CB2IN VREF Blue2/Cb2 Analog Component Input G2/Y2IN VREF Green2/Y2 Analog Component Input R2/CR2IN VREF Red2/Cr2 Analog Component Input...
  • Page 10 Pin No. Pin Name Type Conneciton(if not used) Short Description Picture Bus Chroma Picture Bus Chroma Picture Bus Chroma V SUPC SUPPLYD Supply Voltage, Chroma Output Circuitry GND C SUPPLYD Ground, Chroma Output Circuitry Picture Bus Chroma Picture Bus Chroma Picture Bus Chroma Picture Bus Chroma(LSB) GND SY...
  • Page 11 2. Audio Processing 2-1. Pin Layout 64 63 62 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 AVSUP CAPL_M AVSUP AHVSUP ANA_IN1+ CAPL_A ANA_IN- SC1_OUT_L ANA_IN2+ SC1_OUT_R TESTEN VREF1...
  • Page 12 2-2. Pin Description Pin No. Pin Name Type Conneciton(if not used) Short Description Not connected I2C_CL IN/OUT I2C clock I2C_DA IN/OUT I2C data I2C_CL IN/OUT I2S clock I2S_WS IN/OUT I2S clock I2S_DA_OUT I2S word strobe I2S_DA_IN1 I2S data output ADR_DA I2S1 data input ADR_WS ADR data output...
  • Page 13 Pin No. Pin Name Type Conneciton(if not used) Short Description Picture Bus Chroma Picture Bus Chroma Picture Bus Chroma V SUPC SUPPLYD Supply Voltage, Chroma Output Circuitry GND C SUPPLYD Ground, Chroma Output Circuitry Picture Bus Chroma Picture Bus Chroma Picture Bus Chroma Picture Bus Chroma(LSB) GND SY...
  • Page 14 3. MX88L284(LCD Monitor Controller) 3-1. Features • • On-chip gamma correction for panel compensation Input Converts NTSC/PAL and PC video signal into flat panel • PC video up to 1024X768@85Hz, and 1280X1024@60Hz display device timing and resolution. • operation mode Provide full frame buffer, reduce frame buffer and frame •...
  • Page 15 4. AD9884A(Analog Flat Panel Interface) 4-3. Block Diagram 4-1. Features • 140 MSPS Maximum Conversion Rate • 500 MHz Analog Bandwidth AD9884A • 0.5 V to 1.0 V Analog Input Range OUTA CLAMP • 400 ps p-p PLL Clock Jitter •...
  • Page 16 4-5. Pin Description Signal Type Name Function Value Package Pin Inputs Analog Input for RED Channel 0.5V to 1.0V FS Analog Input for GREEN Channel 0.5V to 1.0V FS Analog Input for BLUE Channel 0.5V to 1.0V FS HSYNC Horizontal Sync Input 3.3V CMOS COAST Clock Generator Coast Input(Optional)

  • Page 17: Troubleshooting

    TROUBLESHOOTING 1. General Features Symptom Cause Check Point Soft touch doesnÕt Defective speaker wire 1) Make some space between the speaker wire and function properly and inverter wire the Soft touch Board by sticking the speaker wire to the guide hole of the cabinet. 2) Arrange working state of A1.

  • Page 18: Block Diagram

    COVER, BASE 6871VMM739A *ZZ001980R PCB, ASS'Y MAIN MF-004A MARANTZ 6633VA0003E *IN100040R INVERTER ASS'Y 12VVOLT KUBNKM022AVOLT DC/ACVO 3828VA0268C 347W851250 MANUAL, OWNERS MF004A LN-15A12 MARANTZ EN 6710V00061L ZK347W0010 REMOTE CONTROLLER MF-004A. LN-15A12 (RC1500LC) 6634VBW002J *AA000030R AC ADAPTER, RF12VOLT 12VOLT UL/CSA IC101 0IZZVC0017B *HS347WM0R...

  • Page 19: Exploded View

    EXPLODED VIEW - 17 -...

  • Page 20: Factory Spare Parts List

    DESCRIPTION LOCA. NO PART NO DESCRIPTION Q114 0TR387500AA TR,CHIP 2SC3875S(ALY) KEC Q116 0TR387500AA TR,CHIP 2SC3875S(ALY) KEC IC101 IC,MARANTZ (refer REPLACEMENT PARTS LIST) Q117 0TR387500AA TR,CHIP 2SC3875S(ALY) KEC 0IAL241610B IC,AT24C16-10PC-2.7 8PIN DIP ST E IC102 TR,CHIP 2SC3875S(ALY) KEC Q301 0TR387500AA IC104...
  • Page 21 For Capacitor & Resistors, the CC, CX, CK, CN : Ceramic RD : Carbon Film charactors at 2nd and 3rd digit CQ : Polyestor RS : Metal Oxide Film in the P/No. means as follows; CE : Electrolytic RN : Metal Film RF : Fusible LOCA.
  • Page 22 FRAME ASSY,LN-15A12 3210V00086 MARANTZ L803 6210TCE001G FILTER(CIRC),EMC HH-1M3216-501 3216MM R 4950V00006A METAL,STAND SECC L804 6210TCE001G FILTER(CIRC),EMC HH-1M3216-501 3216MM R 6871VSM926C PCB ASSY,SUB MF-004A MARANTZ CTL LA501 6210VC0004A FILTER(CIRC),EMC BK3216 4S600 1FRF0302822 SCREW TAP TITE(P),BRAIZER HEAD D3 L12 LA502 6210VC0004A FILTER(CIRC),EMC BK3216 4S600 1PTF0403116...

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