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DIGITAL OUT EJECT VOLUME V.OFF TI.VOL.ADJ SOURCE KVT-920DVD AV OUT SEL MODE V.SEL SCREEN DIGITAL OUT DIGITAL VIDEO KVT-920DVD (E, W type) KVT-910DVD (K, R type) KVT-930DVD (M, H type), KVT-940DVD (X type), KVT-960DVD (C type) Refer to Parts List. www.manualscenter.com...
SCHEMATIC DIAGRAM ................70 EXPLODED VIEW ..................101 PARTS LIST ....................104 SPECIFICATIONS..................129 K type : KVT-910DVD (for North America) R type : KVT-910DVD (for South America) E type : KVT-920DVD (for Europe Without Italy) W type : KVT-920DVD (for Italy) M type : KVT-930DVD (for Southeastern Asia)
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(X37) POWER LINES AND CONTROL RESET LINES 6.5V to ACT. HRESET IC21 /MOTOR HRST ATA-RST IC14 -DRIVER IC22 to RF-BLOCK to ROM-DECODER 5V AVR 5V AVR ATAPI-IF to SPINDLE Q13,27 IC15 VDD5 XRST u-COM MRESET -DRIVER VM DVD-DSP POWER CONT. MRESET to ROM-DECODER 3V AVR...
KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD DISASSEMBLY FOR REPAIR How to Remove the Slider Assembly 1. Remove the pan precision small screw and remove 4. Lift the stopper slightly and remove it by lightly the blanking assembly. q tugging at it. r 5. Remove step screw. t 2.
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KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD DISASSEMBLY FOR REPAIR How to Install the Slider Assembly Sensor assembly Guide Stopper pin on the upper part of chassis. A-A cross-section 1. Take out the bracket with the sensor assembly still 3. Install the stopper with a small screw. e in place.
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KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD DISASSEMBLY FOR REPAIR How to Install the Slider Assembly 5V input 0.6V~0.8V Output (13) 0.6V~0.8V (11) (10) 4.35V~4.65V (12) 5. Move slider assembly manually closer to you until it 10. After procedure in 9. is finished, confirm the output stops moving.
KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD COMPONENTS DESCRIPTION GVideo Control Unit (X14-634X-XX) Ref.No. Component name Application / Functions Operation / Conditions / Compatibility User for conversion of voltage levels on the interface of TC74VHCT125AFT 3-State buffer mechanism and video sides. When playing CD-DA, generates 16.9344MHz clock based on TC9246F 44.1KHz.
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KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD COMPONENTS DESCRIPTION Ref.No. Component name Application / Functions Operation / Conditions / Compatibility ∗∗∗ ∗∗∗ ∗∗∗ ∗∗ IC220 E2PROM For storing region and security codes. IC221 M62354FP D/A converter For adjusting image quality. IC222 TA8428F Motor driver For operating TV mechanism.
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KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD COMPONENTS DESCRIPTION GELECTRIC UNIT (X25-862X-XX) Ref.No. Component name Application / Functions Operation / Conditions / Compatibility IC90 NJM2267V Video amplifier 6dB amplifier for SYNC and B signals. IC91 MM1234XFBE RGB switch For switching R.G.B signals. IC92 NJM2267V Video amplifier 6dB amplifier for R and G signals.
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KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD COMPONENTS DESCRIPTION Ref.No. Component name Application / Functions Operation / Conditions / Compatibility Q730 DTC144EUA MUTE SW For image signal Q731,732 2SD2114K AUDIO MUTE For RCA output Q733,734 2SB1443, DTC114YUA P ON (IC78)14V SW Q735,736, DTC144EUA, DTA124EUA MUTE SW...
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KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD COMPONENTS DESCRIPTION GTUNER UNIT (X86-323X-XX) Ref.No. Component name Application / Functions Operation / Conditions / Compatibility BA7652AF VIDEO SW For switching diversity VIDEO signal CM0018AM TV diversity IC Switching control of TV antenna BA6161F Switching regulator IC For TV tuner 30V...
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KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD COMPONENTS DESCRIPTION GSUB-CIRCUIT UNIT (X13-9770-00) Ref.No. Component name Application / Functions Operation / Conditions / Compatibility NJM2406F Comparator Thread pulse wave rectifying GDVD UNIT (X37-1010-02) Ref.No. Component name Application / Functions Operation / Conditions / Compatibility RF signal processing (AGC,EQ, etc.),Servo signal...
KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD MICROCOMPUTER'S TERMINAL DESCRIPTION GVIDEO U-COM (IC10:X14-634X-XX) HD6417040ACFI28 Name Function Description of Processing Test mode setting1 for image quality adjustment H: Normal TEST1 (Refer to separate sheet.) L: Test mode Test mode setting2 for image quality adjustment H: Macro Vision OFF/L: Macro Vision ON TEST2 (Refer to separate sheet.)
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KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD MICROCOMPUTER'S TERMINAL DESCRIPTION Name Function Description of Processing CS_ROM Chip selection (ROM) COPY Copy write (CD-DA) 64021_INT L64021 Interruption When "H" input (Hi-Z)/ SCLK I/O I2C I/F DATA (A_DAC,V_ENC) When "L" output When "H" input (Hi-Z)/ I/O I2C I/F DATA (A_DAC,V_ENC) When "L"...
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KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD MICROCOMPUTER'S TERMINAL DESCRIPTION Name Function Description of Processing PLLCAP Capacity for PLL PLLVss GND for PLL Not used PWRON_RST Power On Reset Input L64021_DMAC L64021 DMA Request detection FE_REQ F/E mechanism local I/F Front/End Data Request L64021_PCM L64021 AudioPCM detection...
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KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD MICROCOMPUTER'S TERMINAL DESCRIPTION GSYSTEM U-COM (IC217:X14-634X-XX) uPD703035AGC-013-8EU Name Function Description of Processing SYSDATA Drawing micom data output terminal SHCLK Drawing micom clock output terminal 1.5MHz PLLCE Chip enable output terminal for Dot clock generation PLLSDA Data output terminal for Dot clock generation...
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KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD MICROCOMPUTER'S TERMINAL DESCRIPTION Name Function Description of Processing SHCON Drawing micom standby control terminal L : Standby transfer request SHSTBY Drawing micom standby transfer complete detection terminal H : Standby transfer complete, need pulldown registor SYSCS Drawing micom data transmission request output terminal...
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KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD MICROCOMPUTER'S TERMINAL DESCRIPTION Name Function Description of Processing TYPE2 Destination switching terminal 2 OPEN BUDET BU detection terminal H : Power down ACC detection terminal L : ACC ON ONREQ ONREQ detection terminal L : ONREQ SHCS Drawing micom data transmission request detection termianl L : With transmission request...
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KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD MICROCOMPUTER'S TERMINAL DESCRIPTION GGRAPHIC U-COM (IC227:X14-634X-XX) HD6417041AFI28 Name Function Description of Processing N.C. Not used N.C. Not used N.C. Not used N.C. Not used N.C. Not used Address bus Address bus Address bus Address bus Address bus 5V Power source...
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KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD MICROCOMPUTER'S TERMINAL DESCRIPTION Name Function Description of Processing External device read out strobe N.C. Not used SH_VMUTE Image mute terminal H: Image mute ON NTSC_PAL NTSC{|PAL switching terminal H: NTSC L: PAL/SECAM External device high position write strobe...
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KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD MICROCOMPUTER'S TERMINAL DESCRIPTION Name Function Description of Processing 5V Power source Connect to system micom SW5V I/O Data bus I/O Data bus I/O Data bus I/O Data bus I/O Data bus I/O Data bus XTAL Oscillation terminal connection terminal...
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KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD MICROCOMPUTER'S TERMINAL DESCRIPTION Name Function Description of Processing AVref Analog reference power supply Connect to system micom SW5V AVcc 5V Power source Connect to system micom SW5V SYSDATA Data input line from system micom SHDATA Data output line from system micom...
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KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD MICROCOMPUTER'S TERMINAL DESCRIPTION GTU-SYSTEM U-COM (IC31:X25-862X-XX) µPD784215GC-206 Name Function Description of Processing OFF_REQ_P BUS off Request L: BUS OFF ON_REQ_P BUS on Request L: BUS ON Not used ILL_ON ILLUMI output terminal H : ILL ON Not used...
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KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD MICROCOMPUTER'S TERMINAL DESCRIPTION Name Function Description of Processing REQH Handshake request to changer L: REQ request BEEP BEEP output Not used at final level PLL_CE_P CE to PLL PLL_DATA_P I/O Data input/output with PLL PLL_CLK_P Clock to PLL...
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KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD MICROCOMPUTER'S TERMINAL DESCRIPTION Name Function Description of Processing P_MUTE_P Power IC mute ANTC_P Antenna control H: ANT-CON ON EXT CON Amplifier control DIMMER_P Small detection L: Small detection P_CON_P Power control H: P-CON ON ACC_P ACC Detection L: ACC Detection...
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KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD MICROCOMPUTER'S TERMINAL DESCRIPTION GTV-TUNER U-COM (IC78:X25-862X-XX) uPD703035AGC-014-8EU Name Function Description of Processing TV_MUTE Screen mute during TV seek H : MUTE ON IIC_SCL I/O IIC clock input/output (Need to pull up registor) Open AM_FM Audioswitching in France Hi-Z : FM, L : AM(FRANCE) (Used as N-ch O/D)
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KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD MICROCOMPUTER'S TERMINAL DESCRIPTION Name Function Description of Processing Bi-lingual broadcast detection (J type only) L : Bi-lingual broadcast H : Other IF switching (E, W, H, M, C, X type) H : I AREA Stereo broadcast detection (J type only)
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KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD MICROCOMPUTER'S TERMINAL DESCRIPTION Name Function Description of Processing Connect to GND TYPE1 Destination switching TYPE2 Destination switching TYPE3 Destination switching Connect to GND Open BUDET BU detection H : Power down ON_REQ ONREQ detection L : MZ-BUS system ON...
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KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD MICROCOMPUTER'S TERMINAL DESCRIPTION GMECHANISM U-COM (IC22:X37-1010-02) HD6433062G24XI Name Function Description of Processing Positive power source terminal Connect to 5V line DATA CXD3008Q Serial data output XLAT CXD3008Q Serial data latch output CXD1867R chip selection output Lo: Selection SCLK...
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KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD MICROCOMPUTER'S TERMINAL DESCRIPTION Name Function Description of Processing Address bus Address bus GND terminal Connect to GND line Address bus Not used (Built-in pull-up) SENS CXD3008Q SENS data input FOK input Hi: Focus OK SLIM SW Pickup start limit switch position detection input...
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KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD MICROCOMPUTER'S TERMINAL DESCRIPTION Name Function Description of Processing OFFSET ADJ OpeAmp offset adjustment output PI input AVSS A/D converter GND terminal Connect to GND line M STBY Micom standby interrupt output Hi→Lo: Request XINT CXD1867R decoder interrupt input...
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KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD MICROCOMPUTER'S TERMINAL DESCRIPTION Destination Terminal Logic (TU-SYSTEM U-COM) Port name TYPE 1 (73pin) TYPE 2 (74pin) J type K, R type E, W, M type H, C, X type Destination Terminal Logic (SYSTEM U-COM) Port name TYPE0 TYPE1...
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KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD MICROCOMPUTER'S TERMINAL DESCRIPTION KEY Matrix (SYSTEM U-COM) Vol Down Vol Up Seek Down Seek Up T.I. Source NAVI/2ZONE Audio Interrupt Selector Logic (TV-TUNER U-COM) Port name SEL1 SEL2 SEL3 SEL4 Normal FRONT NAVI Normal REAR 2ZONE Test Mode Control Terminal Logic for DVD Image Quality Adjustment (VIDEO U-COM)
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KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD MICROCOMPUTER'S TERMINAL DESCRIPTION Test Mode Specification 2-4 Audio Operation Specification 1. How to Enter the Test Mode Various setting values There are the following two ways to enter the test Volume: Step30 mode. Loud: G Reset while pressing both Volume Down Key BAS/TRE: and Seek Up Key.
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KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD MICROCOMPUTER'S TERMINAL DESCRIPTION MASK Key Specification (E, W type) At this point, Security Key in the Set UP How to register MASK Key Code on the line (Initial condition → Factory screen cannot be selected. (Gray screen) specification) How to initialize Mask Key (Permission condition →...
KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD CIRCUIT DESCRIPTION DVD-Video Section Description of Circuits 1. Block Diagram HY57V16160DTC8 SDRAM 16Mbit IC13 PLL1700E DATA [15:0] 81MHz XTAL 27MHz 384fs IC16 ADV7170 27MHz Composite Pixel DATA [7:0] L64021 Video AV I/F [7:0] Encoder H-Sync MPEG2 V-Sync Decoder...
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KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD CIRCUIT DESCRIPTION 2. Outline of Movements Below are description on of the outline of movements of HW during DVD video and CD playback. 2-1 Movements during DVD video playback 1) The DVD mechanism transfers data read from the DVD video disk to the MPEG decoder via the AV interface.
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KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD CIRCUIT DESCRIPTION 5) Data forwarded to the Video Decoder Module and SPU Decoder Module is decoded and then forwarded to the Video Interface Block, as shown in the diagram below(fig.4). L64021 Video Decoder Module Video Interface Block SPU Decoder Module fig.4...
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KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD CIRCUIT DESCRIPTION 6) The pixel data forwarded to the Video Encoder is converted to composite and RGB signals of NTSO or PAL formalt and transmitted to the liquid crystal panel and image output circuit. The audio data (SDATA, LRCLK, BCLK, Audio CLK) forwarded to Audio DAC is converted to 2- channel L-R signal and output form RCA connector.
KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD ADJUSTMENT X14 DVD Image Adjustment Specification 1. Connection and J707 6pin : Composite signal Measurement Locations 7pin : VGND Mini DIN Cable (6m) CN201 6pin : Composite signal 7pin : VGND 75Ω Driver Chooser 75Ω 2. DVD Image Output Level Adjustment q Put X14 in the image quality adjustment mode.
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KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD ADJUSTMENT X25 Unit Adjustment Specification 4. End. 1. How to enter the test mode *K,R type Reset CN30 (X25) while short-circuiting it Input setting: AM1000kHz When entering the test mode, the reception 0% modulation frequency display will temporarily show 35dBu (ANT.
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KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD ADJUSTMENT X35 Gamma Timing Controller Circuit Adjustment Specification Power Supply Voltage : 14.4V Item Adjustment Method & Value Condition Adjust non-input HSY frequency to 15.734KHz ± 0.01KHz • Non-input Video 1. Free-run frequency at qVR70 (f0). adjustment • On the mono-scope screen, set right and left equal or adjust •...
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KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD ADJUSTMENT Item Adjustment Method & Value Condition F. Adjust the seventh step from the pedestal to 3.1V ± 0.1V at • Input signal yVR95 (GMA2). composite input (10-step signal) • Set to AC range. • Oscilloscope 4.0V 0.5V/DIV 3.1V...
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KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD ADJUSTMENT X86 Circuit Adjustment Specification (K, R, H type) Item Adjustment Method & Value Condition • ANT no signal 1. Adjusting image 1. Turn VR101 [RF-AGC] counter-clockwise as much as • If the waveform is detection coil possible.
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KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD ADJUSTMENT X86 Circuit Adjustment Specification (E, W type) Item Adjustment Method & Value Condition • ANT no signal 1. Divercity free-run 1. Connect frequency counter to Pin1 [IC2 #7] of CN5. frequency 2. Connect CN53 Pin3 [IC2 #8] of CN5 and Pin2 [GND].
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KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD ADJUSTMENT X86 Circuit Adjustment Specification (M, X, C type) Item Adjustment Method & Value Condition • ANT non-signal 1. Adjustment of image 1. Turn VR101 [RF-AGC] counter-clockwise as much as • If the waveform is detection coil possible.
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(exposed parts are acceptably insulated from the supply circuit) before 6.5V IC20 R131 33uH the appliance is returned to the customer. • DC voltages are as measured with a high impedance voltmeter. Values may vary slightly due to variations between individual instruments or/and units. 33uH KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD...
KVT-910DVD/920DVD/930DVD/ www.manualscenter.com 940DVD/960DVD SPECIFICATIONS (K, R, H type) KVT-910DVD KVT-930DVD K,R type H type 6.5 inches wide 6.5 inches wide Picture size 142.6mm × 80.7mm 142.6mm × 80.7mm W × H Display system Transparent TN LCD panel Transparent TN LCD panel...
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KVT-910DVD/920DVD/930DVD/ 940DVD/960DVD SPECIFICATIONS (M, C type) KVT-930DVD KVT-960DVD M type C type 6.5 inches wide 6.5 inches wide Picture size 142.6mm × 80.7mm 142.6mm × 80.7mm W × H Display system Transparent TN LCD panel Transparent TN LCD panel TFT active matrix system...
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50(W) × 14.5(H) × 500(D)mm Size (mm) 2-15/16 × 11/16 × 15-3/4 inch 1-15/16(W) × 9/16(H) × 19-11/16(D)inch (inch) Weight 330g(× 2) 300g(× 2) KENWOOD follows a policy of continuous advancements in development. For this reason specifications may be changed without notice.
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