Mitsubishi Electric HD-6000 Service Manual
Mitsubishi Electric HD-6000 Service Manual

Mitsubishi Electric HD-6000 Service Manual

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MITSUBISHI ELECTRIC
CAUTION:
Before servicing this chassis, it is important that the service person read the "SAFETY PRECAUTIONS" and
"PRODUCT SAFETY NOTICE" contained in this manual.
• Power Input
: AC 120V, 60Hz
• Power Usage
: 82W
• Frequency Range
: VHF 54 ~ 470MHz
• Antenna Input
: 2 RF 75Ω unbalanced
• Tuning
: 1 NTSC/ATSC/QAM
• Cabinet Dimensions
: 17"(W) x 3.4"(H) x 16.8"(D)
• Weight
: 27 lbs
• PVR
: 120 GB Hard Disc
• Analog Input
: VIDEO IN JACK (RCA Type)
Levels
: AUDIO IN JACK (RCA Type)
• Design specifications are subject to change without notice.
MITSUBISHI DIGITAL ELECTRONICS AMERICA, INC.
SPECIFICATIONS
UHF 470 ~ 806MHz
Analog Cable - 1 ~ 125
Digital Cable - 1 ~ 135
1 CableCARD™ Slot
1 NTSC for PIP
Approx. 12 hrs HD Recording
72 hrs SD Recording
1.0Vp-p 75Ω unbalanced
-4.7dBm 43kΩ unbalanced
9351 Jeronimo Road, Irvine, CA 92618-1904
Copyright © 2005 Mitsubishi Digital Electronics America, Inc.
All Rights Reserved
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Manual
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SET TOP BOX
V26S CHASSIS
: S-VIDEO IN JACK
(Y/C separate type)
Y:1.0 Vp-p C:0.286Vp-p(BURST)
75Ω unbalanced
: COMP / Y, Cr, Cb (RCA Type)
Y: 1.0 Vp-p Cr, Cb: 700mVp-p
: ATV / Y(G), Pr(R), Pb(B), H, V
Y: 1.0Vp-p with sync 75Ω (BNC)
Pr, Pb: 700mV 75Ω
H, V: 3.0Vp-p 75Ω
: VGA / R,G,B,V,H (15 pin D)
• Output Level
: VIDEO OUT JACK (RCA Type)
1.0Vp-p 75Ω unbalanced
: COMP / Y,Cr,Cb
Y: 1.0 Vp-p Cr, Cb: 700mVp-p
: AUDIO OUT JACK (RCA Type)
-4.7dBm 4.7kΩ unbalanced
• Digital
: IEEE-1394 I/O Jacks
Interface
: AC-3 Digtal Audio Output
: HDMI™ Input/Output
:
MonitorLink
: CableCARD™ Slot
: NetCommand®
.
2005
2005
2005
2005
2005
MODEL
HD-6000
TM
Control/RS-232C

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Summary of Contents for Mitsubishi Electric HD-6000

  • Page 1 2005 2005 Manual Manual Manual Manual Manual MITSUBISHI ELECTRIC SET TOP BOX V26S CHASSIS MODEL HD-6000 CAUTION: Before servicing this chassis, it is important that the service person read the "SAFETY PRECAUTIONS" and "PRODUCT SAFETY NOTICE" contained in this manual.
  • Page 3: Table Of Contents

    MODEL: HD-6000 CONTENTS INTRODUCTION ..........................5 PRODUCT SAFETY NOTICE ......................5 SAFETY PRECAUTIONS ........................6 PWB-LOCATIONS ..........................7 DISASSEMBLY ..........................7 Disassembly Procedures Sequence ..................7 Top Cover removal ........................8 HDD (Hard Drive) removal ....................... 9 PWB’S removal ........................10 ELECTRICAL ADJUSTMENTS ......................
  • Page 4 MODEL: HD-6000 Part 2 Schematic Diagrams CONTENTS Page SCHEMATIC DIAGRAMS Overall PWB Interconnect Diagram ....................1 POWER / E2P / CONTROL / MV Decoder] ..................2 TERMINAL-1 / TERMINAL-2 [Inputs / Outputs] ................3 SIGNAL-1 [Video Switch] ........................ 4 SIGNAL-2 [Decoder / Switch] ......................5 SIGNALS-3 [Micro} .........................
  • Page 5: Introduction

    MODELS: HD-6000 INTRODUCTION This service manual provides service instructions for STB model HD-6000 which uses the V26S chassis. Service personnel should read this manual thoroughly before servicing these chassis. This service manual includes: 1. Safety Precautions 2. Assembly and disassembly instructions.
  • Page 6: Safety Precautions

    MODELS: HD-6000 SAFETY PRECAUTIONS NOTICE: Observe all cautions and safety related notes located inside the receiver cabinet and on the receiver chassis. WARNING: Operation of this receiver outside the cabinet or with the cover removed presents a shock hazard from the receiver's power supplies. Work on the receiver should not be attempted by anyone who is not thoroughly familiar with the precautions necessary when working on high voltage equipment.
  • Page 7: Pwb-Locations

    MODELS: HD-6000 PWB LOCATIONS Disassembly Sequence Page 7...
  • Page 8: Top Cover Removal

    MODELS: HD-6000 Page 8...
  • Page 9: Hdd (Hard Drive) Removal

    MODELS: HD-6000 HDD (Hard Drive) Removal NOTE: Prior to HDD replacement, perform the prodedure “Replacing the HDD” described on page 15. Page 9...
  • Page 10: Pwb's Removal

    MODELS: HD-6000 Page 10...
  • Page 11: Electrical Adjustments

    MODEL: HD-6000 ELECTRICAL ADJUSTMENTS Note: Perform only the adjustments required. Do not attempt an alignment if proper equipment is not available. Test Equipment • Oscilloscope (Unless otherwise specified, use 10:1 probes) • Signal Generator (both SD and HD capable) Test Signal A.
  • Page 12: Option Menu / Initialization Defaults / Av Defaults

    MODEL: HD-6000 OPTION MENU 1. Press the “MENU” button on the remote hand unit. 2. Press the buttons “2”, “4”, “7” and “0” in order. (The screen will change to the option menu.) DEFAULTS Defaults After Initialization Setup Menu Captions Menu (continued)
  • Page 13: Led Diagnostics

    MODEL: HD-6000 A. A/V Memory Each of the external inputs has its own Audio/Video Memory. A change in an A/V setting at a specific input is stored in memory for that specific input. B. A/V Reset 1. Press the GUIDE and FORMAT buttons on the front panel to reset all A/V Memories to default.
  • Page 14: Circuit Adjustment Mode

    MODEL: HD-6000 CIRCUIT ADJUSTMENTS Electrical Adjustments Electrical Adjusments are performed in Service Adjustment Mode. 1. Activating the adjustment mode 1. Press the “MENU” button on a remote hand unit. (The “MENU” display will appear.) 2. Press the buttons “2”, “4”, “5” and “7” in that order. (The screen will change to the adjustment mode.) If not changed to the adjustment mode, repeat steps 1 and 2.
  • Page 15: Transfering Data

    MODEL: HD-6000 Replacing the HDD Prior to replacing the HDD Assembly, perform the following steps. 1) Disconnect all external IEEE1394 devices. 2) Enter the Option Menu ... Press “MENU-2-4-7-0” 3) Select TV Disc. Press “Enter.” Wait for confirmation and press “Enter” again.
  • Page 16: Adjustment Procedures

    MODEL: HD-6000 Purpose: TEST POINTS Symptom: Measuring Instrument Test Point Ext. Trigger Measuring Range Input Signal Input Terminal PWB-SIGNAL (Partial) TPSY Purpose: To set the main picture Y level [Video Circuit] Symptom: 1. Main-Y Gain Incorrect analog source main picture brightness level.
  • Page 17: Sub-Y Gain

    MODEL: HD-6000 Purpose: To set the sub picture Y level [Video Circuit] 2. Sub-Y Gain Incorrect analog source sub picture brightness level. Symptom: Measuring Oscilloscope Instrument 1. Supply a Color Bar pattern with 100% white signal to an External Input.
  • Page 18: Chip Parts Replacement

    MODEL: HD-6000 CHIP PARTS REPLACEMENT Some resistors, shorting jumpers (0 Ohm resistors), Chip Parts Removal (Transistors) ceramic capacitors, transistors and diodes are chip parts. Melt the solder of one lead and lift the side of The following precautions should be taken when replacing that lead upward.
  • Page 19: Replacement Parts

    MODEL: HD-6000 REPLACEMENT PARTS Parts Ordering To expedite delivery of replacement parts orders, specify the following: Model Number/Serial Number Part Number and description Quantity Note: Unless complete information is supplied, delay in processing of orders will result. Critical and Warranty Parts Designation Critical Electrical Components are indicated by Bold Type in the Parts List, and in the schematic diagrams by shading.
  • Page 20: Service Parts List

    MODELS: HD-6000 Ref # Part # Part Name & Description Ref # Part # Part Name & Description IC8004 276P064010 IC-C-MOS - SN74LVC1G125DBV INTEGRATED CIRCUITS IC8101 271P033010 IC - LP2996MRX IC2000 276P090010 IC-C-MOS - SiI9993 IC8102 276P201010 IC-C-MOS - K4H561638F-TCCC...
  • Page 21 MODELS: HD-6000 Ref # Part # Part Name & Description Ref # Part # Part Name & Description IC8724 275P278010 IC-C-MOS - TC74LVX14FT D2771 262P802010 D-CHIP - 1SS302 IC8800 270P877010 IC - UPC3217GV D2H01 262P075010 DIODE - RSB6.8S IC8801 270P877010...
  • Page 22 MODELS: HD-6000 Ref # Part # Part Name & Description Ref # Part # Part Name & Description L2231 409P777080 EMI-F-CHIP - BLM21P221S L2K67 325C241030 COIL-CHIP - 10MH-K L2761 409P777080 EMI-F-CHIP - BLM21P221S L2K71 325C241030 COIL-CHIP - 10MH-K L2801 409P777080...
  • Page 23 MODELS: HD-6000 Ref # Part # Part Name & Description Ref # Part # Part Name & Description L7A16 409P777050 EMI-F-CHIP - BLM21B201S L7N67 409P955020 EMI-F-CHIP - BLM18BB220SN1 L7A19 409P777050 EMI-F-CHIP - BLM21B201S L7N68 409P955020 EMI-F-CHIP - BLM18BB220SN1 L7A73 409P777050...
  • Page 24 MODELS: HD-6000 Ref # Part # Part Name & Description Ref # Part # Part Name & Description L8412 351P265020 COIL-CHIP - ACM2012-201-2P L8E03 409P777080 EMI-F-CHIP - BLM21P221S L8413 351P265020 COIL-CHIP - ACM2012-201-2P L8G00 409P777080 EMI-F-CHIP - BLM21P221S L8414 351P265020...
  • Page 25 MODELS: HD-6000 Ref # Part # Part Name & Description Ref # Part # Part Name & Description LC8323 409P945010 EMI-F-CHIP - NFL21SP506X13CD TRANSFORMERS LC8501 409P945010 EMI-F-CHIP - NFL21SP506X13CD T9A20 350P824010 TRANS-PWR - ER35TM075 LC8502 409P945010 EMI-F-CHIP - NFL21SP506X13CD LC8503 409P945010...
  • Page 26 MODELS: HD-6000 Ref # Part # Part Name & Description Ref # Part # Part Name & Description 103P810050 1/16W 150-D 103P495010 1/16W 12K-F CAPACITORS 103P490050 1/16W 150-F 103P503080 1/16W 12K-J CHIP Type Capacitors (Listed by Value) 103P501050 1/16W 150-J...
  • Page 27 MODELS: HD-6000 Ref # Part # Part Name & Description Ref # Part # Part Name & Description C8702 181P355090 C-ELEC - 50V 100M-M C9A34 154P400050 C-CER - B1KV 1000P-K C8703 181P185060 C-ELEC - 50V 10M-M 105C C9A35 181P735010 C-ELEC - 25V 470M-M...
  • Page 28 QTZ-CRYST - 16.000MHZ 761C740010 BADGE DIAMOND X8302 285P441030 QTZ-CRYST - 14.31818MHZ 761C741010 BADGE INSERT X8303 285P413010 QTZ-CRYST - 18.432MHZ 775B142020 NAME-PLATE - HD-6000 X8401 285P431020 QTZ-CRYST - 54.000MHZ X8402 285P410020 QTZ-CRYST - 24.576MHZ ACCESSORIES X8613 285P434020 QTZ-CRYST - 16.000MHZ X8701 285P413010 QTZ-CRYST - 18.432MHZ...
  • Page 29: Circuitry Block Diagrams

    MODEL: HD-6000 Standby Supplies Page 29...
  • Page 30: Pwb-Dm Power Supplies

    MODEL: HD-6000 PWB-DM Power Supplies PWB-SIGNAL Switched Supplies Page 30...
  • Page 31: Video Select Circuitry

    MODEL: HD-6000 Page 31...
  • Page 32: Video Output Circuitry

    MODEL: HD-6000 VIDEO OUTPUT CIRCUITRY Page 32...
  • Page 33: Sync Signal Selection

    MODEL: HD-6000 Page 33...
  • Page 34: Sync Signal Output Path

    MODEL: HD-6000 Sync Output Path Record Signal Path Page 34...
  • Page 35: Sound Signal Path

    MODEL: HD-6000 Page 35...
  • Page 36: Control Circuitry

    MODEL: HD-6000 Page 36...
  • Page 37: Command Input Circuitry

    MODEL: HD-6000 COMMAND INPUT CIRCUITRY MACROVISION DETECTION Page 37...
  • Page 38: Pwb-Dm Signal Path

    MODEL: HD-6000 DM Signal Path Page 38...
  • Page 39 2005 2005 Manual Manual Manual Manual Manual MITSUBISHI ELECTRIC SET TOP BOX V26S CHASSIS MODEL HD-6000 CAUTION: Before servicing this chassis, it is important that the service person read the "SAFETY PRECAUTIONS" and "PRODUCT SAFETY NOTICE" contained in Part 1 of this manual.
  • Page 41 TUNER TO TUNER 1 30VS 30VS ANTRLY ANTRLY CONTENTS HD-6000 V26S PG 1..BLOCK PG 2..POWER / E2P / CONTROL / SIGNAL 10 [MV DECODER] PG 3..TERMINAL1 / TERMINAL 2 PG 4..SIGNAL1 [VIDEO SWITCH] PG 5..SIGNAL2 [DECODER / SWITCH] PG 6..SIGNAL3 [MICRO] PG 7..SIGNAL4 [TVGO]...
  • Page 42 F-1.5K F-5.6K 1/16W 1/16W 1/16W 1/16W 1/16W 1/16W IC54Z4 R7L32 F-56K 24LC64I/SN CONTENTS HD-6000 V26S 1/16W PG 1..BLOCK C7L22 C54Z3 PG 2..POWER / E2P / CONTROL / SIGNAL 10 [MV DECODER] FORMAT/ MENU MAN-RESET K-0.1 Z-0.1 25V/16V ENTER PG 3..TERMINAL1...
  • Page 43 GLINK_TXD R2H16 SYSTEM5-OUT L2H00 CNF20C221S/CKD510JB1H221S D2H01 D2H02 RSB6.8S RSB6.8S CONTENTS HD-6000 V26S PG 1..BLOCK PG 2..POWER / E2P / CONTROL / SIGNAL 10 [MV DECODER] PG 3..TERMINAL1 / TERMINAL 2 PJ2J02 PJ2J03 PG 4..SIGNAL1 [VIDEO SWITCH] SYS_5 / GLINK SYSTEM-5 PG 5..SIGNAL2 [DECODER / SWITCH]...
  • Page 44 1/16W V-MAIN-TVUC Q7Q03 V-Y-M-OUT 1/16W 2SA1037K-R,S/2SB709AI-R,S Q2K58 MAIN CCD AMP 2SA1037K-R,S/2SB709AI-R,S CONTENTS HD-6000 V26S SYS-5_GLINK PG 1..BLOCK GLINK_TXD PG 2..POWER / E2P / CONTROL / SIGNAL 10 [MV DECODER] GLINK_RXD PG 3..TERMINAL1 / TERMINAL 2 PG 4..SIGNAL1 [VIDEO SWITCH] SYSTEM5-OUT PG 5..SIGNAL2 [ DECODER / SWITCH]...
  • Page 45 G-IN-VGA G-IN-VGA H-IN-VGA R8T97 1/16W V-IN-VGA CONTENTS HD-6000 V26S PG 1..BLOCK PG 2..POWER / E2P / CONTROL / SIGNAL 10 [MV DECODER] PG 3..TERMINAL1 / TERMINAL 2 PG 4..SIGNAL1 [VIDEO SWITCH] PG 5..SIGNAL2 [ DECODER / SWITCH] PG 6..SIGNAL3 [MICRO] PG 7..SIGNAL4 [TVGO]...
  • Page 46 SIGNAL 1 UPDATE CONNECTOR TO HDMI RX TO DM PWB SIGNAL 6 CONTENTS HD-6000 V26S PG 1..BLOCK PG 2..POWER / E2P / CONTROL / SIGNAL 10 [MV DECODER] PG 3..TERMINAL1 / TERMINAL 2 PG 4..SIGNAL1 [VIDEO SWITCH] PG 5..SIGNAL2 [ DECODER / SWITCH] PG 6..SIGNAL3 [MICRO]...
  • Page 47 100U 0.01 10V/6.3V 25V/50V D3.3V D3.3V CONTENTS HD-6000 V26S PG 1..BLOCK PG 2..POWER / E2P / CONTROL / SIGNAL 10 [MV DECODER] PG 3..TERMINAL1 / TERMINAL 2 PG 4..SIGNAL1 [VIDEO SWITCH] PG 5..SIGNAL2 [ DECODER / SWITCH] PG 6..SIGNAL3 [MICRO] PG 7..SIGNAL4 [TVGO]...
  • Page 48 RST-TVGOS SUB AUDIO: L-R TV Micro SIGNAL 1 SIGNAL 3 CONTENTS HD-6000 V26S PG 1..BLOCK PG 2..POWER / E2P / CONTROL / SIGNAL 10 [MV DECODER] PG 3..TERMINAL1 / TERMINAL 2 PG 4..SIGNAL1 [VIDEO SWITCH] PG 5..SIGNAL2 [ DECODER / SWITCH] PG 6..SIGNAL3 [MICRO]...
  • Page 49 C2071 C2121 C2151 HMRPB HMRY HMRPR CONTENTS HD-6000 V26S PG 1..BLOCK PG 2..POWER / E2P / CONTROL / SIGNAL 10 [MV DECODER] PG 3..TERMINAL1 / TERMINAL 2 PG 4..SIGNAL1 [VIDEO SWITCH] PG 5..SIGNAL2 [ DECODER / SWITCH] PG 6..SIGNAL3 [MICRO] PG 7..SIGNAL4 [TVGO]...
  • Page 50 C3E51 C3E52 DDCSDA 5VDDCCLK HTX_MCLK DPGND CONTENTS HD-6000 V26S PG 1..BLOCK PG 2..POWER / E2P / CONTROL / SIGNAL 10 [MV DECODER] PG 3..TERMINAL1 / TERMINAL 2 PG 4..SIGNAL1 [VIDEO SWITCH] PG 5..SIGNAL2 [ DECODER / SWITCH] PG 6..SIGNAL3 [MICRO] PG 7..SIGNAL4 [TVGO]...
  • Page 51 D-ROUT4 D-ROUT6 D-ROUT5 D-ROUT5 D-ROUT6 DPGND D-ROUT4 D-ROUT7 D-ROUT3 D-ROUT2 DV-AN CONTENTS HD-6000 V26S D-ROUT1 VS-AN PG 1..BLOCK D-ROUT0 HS-AN PG 2..POWER / E2P / CONTROL / SIGNAL 10 [MV DECODER] PG 3..TERMINAL1 / TERMINAL 2 TPDE TPVS TPHS PG 4..SIGNAL1 [VIDEO SWITCH] FIXED-HOUT PG 5..SIGNAL2 [ DECODER / SWITCH]...
  • Page 52 2.2K 1/16W 1/16W PIC_SCL PIC_SDA IC7P04 SN74CBTD1G125DBVR CONTENTS HD-6000 V26S PG 1..BLOCK C7P21 PG 2..POWER / E2P / CONTROL / SIGNAL 10 [MV DECODER] 25V/16V PG 3..TERMINAL1 / TERMINAL 2 PG 4..SIGNAL1 [VIDEO SWITCH] PG 5..SIGNAL2 [ DECODER / SWITCH] PG 6..SIGNAL3 [MICRO]...
  • Page 53 R8744 C8747 R8780 K-470 C8789 R8721 I2S D/A CONVERTER K-3300 MSP_I2S_CL K-1U 1/16W 1/16W 1/16W 10V/6.3V MSP_I2S_WS C8785 CONTENTS HD-6000 V26S N9 9 AGND R8733 R87C3 AGND MSP_I2S_DA K-1500 F-240K F-27K R8778 1/16W 1/16W 1/16W L8729 PG 1..BLOCK BLM21B272S AGND...
  • Page 54 AGND AGND TS LINES XSDAP TO DM BOARD XSCLP CONTENTS HD-6000 V26S PG 1..BLOCK PG 2..POWER / E2P / CONTROL / SIGNAL 10 [MV DECODER] PG 3..TERMINAL1 / TERMINAL 2 PG 4..SIGNAL1 [VIDEO SWITCH] PG 5..SIGNAL2 [ DECODER / SWITCH] PG 6..SIGNAL3 [MICRO]...

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