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DTR-7.7 Ref. No. 3966 102006 SERVICE MANUAL SERVICE MANUAL AV RECEIVER DTR-7.7 MODEL DTR-7.7 Black model BMDD 120V AC, 60Hz BMPA 230V~240V AC, 50Hz RC-621M SAFETY-RELATED COMPONENT WARNING!! COMPONENTS IDENTIFIED BY MARK ON THE SCHEMATIC DIAGRAM AND IN THE PARTS LIST ARE CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK.
DTR-7.7 A408 EXPLODED VIEW Q6056 Q6064 Q6062 Q6060 x 2 pcs. Q6065 Q6066 Q6063 Q6061 Q951F Q951A F951 A101 A402 x 4 pcs. A100 F952 x 47 pcs. x 4 pcs. F931 A069 F932 A068 A105 A080 Q6054 Q6052 Q6050...
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DTR-7.7 BLOCK DIAGRAM-1 XM-RADIO FM/AM TUNER UNIT AUDIO SECTION D type only MIC AMP XM/DT IC AK4384 SET UP MIC Q3003 NJW1157 VIDEO 4 IN Q3001 RIAA PHONO -6dB TAPE OUT Q3002 NJU7311AM TAPE IN Z2_L MIX_L Z2_R MIX_R VIDEO 3 IN...
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DTR-7.7 HEADPHONES 7 ch POWER AMPLIFIER +29dB LEFT FRONT SPEAKERS +29dB TONE RIGHT TONE +29dB CENTER SPEAKER PRE OUT Q3007 +29dB LEFT +20.2dB SURROUND SPEAKERS +29dB RIGHT +29dB LEFT +6dB@ZONE2 SURROUND BACK SPEAKERS +29dB RIGHT Q3003 NJW1157 LEFT ZONE 2...
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DTR-7.7 BLOCK DIAGRAM-2 VIDEO SECTION-1 NAVD-8991 VIDEO BOARD S SIGNAL COMPONENT DETECT CIRCUIT VIDEO IN 1 Q4004 LC74763-9836 SDET SDET 7 8 9 To Micro Processor COMPONENT VIDEO IN 2 18_CY1 19_CY2 20_CY3 24_PB1 25_PB2 COMPONENT 26_PB3 VIDEO IN 3...
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DTR-7.7 NAVD-8824 HDMI BOARD COMPONENT VIDEO OUTPUT CONVERT 47_CYOUT2 CONVERT 42_PBOUT1 CONVERT 39_PROUT1 Note "CONVERT" means analog video up-conversion. COMPOSITE Coversion from HDMI to analog video is prohibited. VIDEO OUTPUT SDET*OSD SDET*{OSD+(OSD*SI)} 63_VOUT4 MONITOR OSD*{SDET+(SDET*SI)} 68_VOUT2 VIDEO 1 66_VOUT3 VIDEO 2...
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DTR-7.7 NOTE <Note> THE COMPONENTS IDENTIFIED BY MARK ARE CRITICAL FOR SAFETY SD-x:XY is short for Shcematic Diagram-x and REPLACE ONLY WITH PART NUMBER SPECIFIED. each socket's location, X=A to H, Y=1 to 5. VOLTAGE (MEASURED WITH VOLTMETER) IS DC VOLTAGE.(NO INPUT SIGNAL).
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DTR-7.7 SCHEMATIC DIAGRAM-2 (SD-2) POWER AMP SECTION-1 NOTE NAAF-8678 (2/2) AMPLIFIER PC BOARD THE COMPONENTS IDENTIFIED BY MARK ARE CRITICAL FOR SAFETY REPLACE ONLY WITH PART NUMBER SPECIFIED. Front L ch VOLTAGE (MEASURED WITH VOLTMETER) IS DC VOLTAGE.(NO INPUT SIGNAL).
DTR-7.7 SCHEMATIC DIAGRAM-10(SD-10) <Note> SD-x:XY is short for Shcematic Diagram-x and HDMI SECTION-1 each socket's location, X=A to H, Y=1 to 5. NAVD-8824(1/2) HDMI PC BOARD TO NADG-8996 SD-6:E1 TO NADG-8996 SD-6:D1 JL8001B T0 HDMI SECTION-2 MPU DATA SD-11:H4 VIDEO DATA +3.3V...
DTR-7.7 SCHEMATIC DIAGRAM-11(SD-11) <Note> HDMI SECTION-2 SD-x:XY is short for Shcematic Diagram-x and each socket's location, X=A to H, Y=1 to 5. NAVD-8824(2/2) HDMI PC BOARD R8061 R8066 2.2U 2.2KF 4.7K L8003 SDA_IP +5VHD 2.2K SCL_IP R8058 R8062 4.7K R8134...
NOTE : THE COMPONENTS IDENTIFIED BY THE MARK ! ARE CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK. REPLACE ONLY WITH PART NUMBER SPECIFIED. <Notes> (B) : Black model <DD> : DTR-7.7 USA model <PA> : DTR-7.7 Australian model EXPLODED VIEW PARTS LIST REF. NO. NAME DESCRIPTION...
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3/55 PAGE Q6062 or 2SA1962-O ( 1) 2202833 Q6062 or MP150S-O ( 1) 2203693 Q6062 or MP150S-P ( 1) 2203696 Q6062 or MP150S-Y ( 1) 2203694 Q6063 2SA1962-R 2202832 Q6063 or 2SA1962-O ( 1) 2202833 Q6063 or MP150S-O ( 1) 2203693 Q6063 or MP150S-P...
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4/55 PAGE DTR-7.7 PC BOARD PARTS LIST DISPLAY PC BOARD (NADIS-8683-3C) FRONT VIDEO PC BOARD (NAETC-8684-3C) HEADPHONE TERMINAL PC BOARD (NAETC-8685-3C) VOLUME PC BOARD(NAETC-8687-3C ) COVER PC BOARD(NAETC-8721-3C) COVER PC BOARD(NAETC-8722-3C) CIRCUIT NO. NAME DESCRIPTION Q'TY PART NO REMARKS U7501...
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5/55 PAGE C7520 C-CERA C CC725CH1H-101J1 342101014R1 C7521 ELECT C CE04W6.3V-100M(S) 353721019T C7522 MMT C MMT50V-474J 375524744T C7523 C-CERA C CK725F1E-104Z1 332161040R1 C7554 ELECT C CE04W50V-2.2M(S) 353780229T C7591 C-CERA C CK725F1E-104Z1 332161040R1 C7592 C-CERA C CK725F1E-104Z1 332161040R1 C7600 C-CERA C CK725F1E-104Z1 332161040R1 C7603...
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6/55 PAGE R7605 C-CARBON R RN72K1J-104JE 435031044R1 R7606 C-CARBON R RN72K1J-102JE 435031024R1 R7607 C-CARBON R RN72K1J-224JE 435032244R1 R7609 C-CARBON R RN72K1J-333JE 435033334R1 R7611 C-CARBON R RN72K1J-221JE 435032214R1 R7613 C-CARBON R RN72K1J-221JE 435032214R1 R7618 C-CARBON R RN72K1J-331JE 435033314R1 R7621 C-CARBON R RN72K1J-100JE 435031004R1 R7622...
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8/55 PAGE DTR-7.7 PC BOARD PARTS LIST AMPLIFIER PC BOARD (NAAF-8678-2H) THERMAL DETECTOR PC BOARD (NAETC-8680-2H) HOLDER PC BOARD (NAETC-8681-2H) SURROUND BACK AMPLIFIER PC BOARD (NAAF-8682-2H) CIRCUIT NO. NAME DESCRIPTION Q'TY PART NO REMARKS Q3001 NE5532APSR 22242283R2 Q3002 NJU7311AM 22242209R2...
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9/55 PAGE Q6032 2SC5171(ONK_Q) 2203010 Q6032 or 2SC5993-Q_P ( 1) 2217161 Q6033 2SC5171(ONK_Q) 2203010 Q6033 or 2SC5993-Q_P ( 1) 2217161 Q6034 2SC5171(ONK_Q) 2203010 Q6034 or 2SC5993-Q_P ( 1) 2217161 Q6035 2SC5171(ONK_Q) 2203010 Q6035 or 2SC5993-Q_P ( 1) 2217161 Q6036 2SC5171(ONK_Q) 2203010 Q6036 or 2SC5993-Q_P...
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10/55 PAGE D3940 or C-DIODE 1SS355 ( 1) 223269R2 D3940 or C-DIODE MA2J111 ( 1) 223279R2 D3941 C-DIODE KDS4148U 223283R2 D3941 or C-DIODE 1SS352 ( 1) 223234R2 D3941 or C-DIODE 1SS355 ( 1) 223269R2 D3941 or C-DIODE MA2J111 ( 1) 223279R2 D6000 DIODE...
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11/55 PAGE C3027 TF C ECQ-B50V-102J 374721024T C3028 TF C ECQ-B50V-102J 374721024T C3029 C-CERA C CC725CH1H-102J1 342101024R1 C3030 C-CERA C CC725CH1H-102J1 342101024R1 C3031 C-CERA C CC725CH1H-102J1 342101024R1 C3032 C-CERA C CC725CH1H-102J1 342101024R1 C3033 C-CERA C CC725CH1H-102J1 342101024R1 C3034 C-CERA C CC725CH1H-102J1 342101024R1 C3035...
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12/55 PAGE C3111 C-CERA C CC725CH1H-102J1 342101024R1 C3113 C-CERA C CC725CH1H-102J1 342101024R1 C3114 C-CERA C CC725CH1H-102J1 342101024R1 C3115 UTSP C CE04W10V-220M(UTSP) 397532217T C3116 UTSP C CE04W10V-220M(UTSP) 397532217T C3121 UTSP C CE04W25V-47M(UTSP) 397554707T C3122 UTSP C CE04W25V-47M(UTSP) 397554707T C3123 UTSP C CE04W25V-47M(UTSP) 397554707T C3124...
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13/55 PAGE R3001 C-CARBON R RN72K1J-331JE 435033314R1 R3002 C-CARBON R RN72K1J-331JE 435033314R1 R3005 C-CARBON R RN72K1J-331JE 435033314R1 R3006 C-CARBON R RN72K1J-331JE 435033314R1 R3007 C-CARBON R RN72K1J-563JE 435035634R1 R3008 C-CARBON R RN72K1J-563JE 435035634R1 R3009 C-CARBON R RN72K1J-331JE 435033314R1 R3010 C-CARBON R RN72K1J-331JE 435033314R1 R3013...
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14/55 PAGE R3093 C-CARBON R RN72K1J-471JE 435034714R1 R3094 C-CARBON R RN72K1J-471JE 435034714R1 R3095 C-CARBON R RN72K1J-103JE 435031034R1 R3096 C-CARBON R RN72K1J-103JE 435031034R1 R3097 C-CARBON R RN72K1J-103JE 435031034R1 R3098 C-CARBON R RN72K1J-103JE 435031034R1 R3099 C-CARBON R RN72K1J-103JE 435031034R1 R3100 C-CARBON R RN72K1J-103JE 435031034R1 R3101...
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15/55 PAGE R6010 CARBON R R16J-5.6K 417345624T R6011 CARBON R R16J-5.6K 417345624T R6012 CARBON R R16J-5.6K 417345624T R6013 CARBON R R16J-5.6K 417345624T R6014 CARBON R R16J-5.6K 417345624T R6015 CARBON R R16J-5.6K 417345624T R6016 CARBON R R16J-5.6K 417345624T R6020 CARBON R R16J-3.9K 417343924T R6021...
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18/55 PAGE DTR-7.7 PC BOARD PARTS LIST HDMI PC BOARD (NAVD-8824-1A) REF. NO. NAME DESCRIPTION Q'TY PART NO REMARKS Q8001 SII504 22242049R3 Q8002 MC504 22242050R9 Q8003 IC42S32200L-7TG 22242056R2 Q8003 or K4S643232H-UC60 ( 1) 22242169R3 Q8007 BA18BC0FP 22278018DR2RH Q8007 or MPC2918T...
28/55 PAGE DTR-7.7 PC BOARD PARTS LIST VIDEO PC BOARD (NAVD-8991-1D/1E) VIDEO TERMINAL PC BOARD (NAVD-8992-1D/1E) VIDEO TERMINAL PC BOARD (NAVD-8993-1D/1E) XM PC BOARD (NARF-8994-1D) CIRCUIT NO. NAME DESCRIPTION Q'TY PART NO REMARKS Q2001 F2621E-01 22242384R3 <DC> Q2001 or F2602E-01...
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29/55 PAGE X4001 CRYSTAL HC-49/U0314.318M 3010363T X4002 CRYSTAL HC-49/U0317.734M 3010364T <PA> C2001 C-CERA C CK725F1E-104Z1 332161040R1 <DC> C2002 C-CERA C CK725B1H-102K1 332101025R1 <DC> C2003 C-CERA C CK725F1E-104Z1 332161040R1 <DC> C2004 C-CERA C CK725F1E-104Z1 332161040R1 <DC> C2005 C-CERA C CK725F1E-104Z1 332161040R1 <DC>...
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30/55 PAGE C4087 TF C ECQ-V50V-474J 374724744T C4088 C-CERA C CC725CH1H-270J1 342102704R1 C4089 C-CERA C CC725CH1H-220J1 342102204R1 C4090 TF C ECQ-B50V-223J 374722234T C4091 VR C CE04W50V-1M(VR) 394680107T C4092 TF C ECQ-B50V-682J 374726824T C4093 VR C CE04W50V-0.33M(VR) 394683397T C4094 C-CERA C CK725B1H-122K1 332101225R1 C4095...
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31/55 PAGE C4242 C-CERA C CK725F1E-104Z1 332161040R1 C4243 C-CERA C CK725F1E-104Z1 332161040R1 C4244 C-CERA C CK725F1E-104Z1 332161040R1 R2001 C-CARBON R RN72K1J-104JE 435031044R1 <DC> R2002 C-CARBON R RN72K1J-104JE 435031044R1 <DC> R2003 C-CARBON R RN72K1J-104JE 435031044R1 <DC> R2004 C-CARBON R RN72K1J-104JE 435031044R1 <DC>...
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32/55 PAGE R4039 METAL O R RS1WBJ-82 443628204T R4040 C-CARBON R RN72K1J-103JE 435031034R1 R4041 C-CARBON R RN72K1J-103JE 435031034R1 R4100 C-CARBON R RN72K1J-222JE 435032224R1 R4101 C-CARBON R RN72K1J-222JE 435032224R1 R4102 C-CARBON R RN72K1J-222JE 435032224R1 R4103 C-CARBON R RN72K1J-102JE 435031024R1 R4104 C-CARBON R RN72K1J-121JE 435031214R1 R4105...
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25065425 <DC> E2002 TRM(SCREW) NEJITANSI M3 25065425 <DC> E2003 RETAINER (XM) 27142048 <DC> DTR-7.7 PC BOARD PARTS LIST DSP PC BOARD (NADG-8996-1G/1H) MICROPROCESSOR PC BOARD (NAAR-8997-1G/1H) COVER PC BOARD (NAETC-8998-1G/1H) CIRCUIT NO. NAME DESCRIPTION Q'TY PART NO REMARKS Q121 74HCU04F...
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36/55 PAGE C222 C-CERA C CK725F1E-104Z1 332161040R1 C223 C-CERA C CK725F1E-104Z1 332161040R1 C231 C-CERA C CK725F1E-104Z1 332161040R1 C232 C-CERA C CK725F1E-104Z1 332161040R1 C233 C-CERA C CK725F1E-104Z1 332161040R1 C241 C-CERA C CK725F1E-104Z1 332161040R1 C242 C-CERA C CK725F1E-104Z1 332161040R1 C281 VR C CE04W16V-100M(VR) 394641017T C282...
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37/55 PAGE C371 C-CERA C CK725B1H-473K1 332104735R1 C372 C-CERA C CK725F1E-104Z1 332161040R1 C373 C-CERA C CC725CH1H-330J1 342103304R1 C374 C-CERA C CC725CH1H-330J1 342103304R1 C375 C-CERA C CC725CH1H-330J1 342103304R1 C376 C-CERA C CC725CH1H-330J1 342103304R1 C377 C-CERA C CC725CH1H-330J1 342103304R1 C378 C-CERA C CC725CH1H-330J1 342103304R1 C379...
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38/55 PAGE C618 C-CERA C CC725CH1H-102J1 342101024R1 C619 C-CERA C CC725CH1H-102J1 342101024R1 C620 C-CERA C CC725CH1H-102J1 342101024R1 C621 C-CERA C CC725CH1H-102J1 342101024R1 C622 C-CERA C CC725CH1H-102J1 342101024R1 C623 C-CERA C CC725CH1H-102J1 342101024R1 C624 C-CERA C CC725CH1H-102J1 342101024R1 C626 C-CERA C CK725F1E-104Z1 332161040R1 C631...
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39/55 PAGE R194 METAL O R RS1/2WBJ-10 443521004T R195 METAL O R RS1WBJ-82 443628204T R201 C-CARBON R RN72K1J-332JE 435033324R1 R202 C-CARBON R RN72K1J-332JE 435033324R1 R203 C-CARBON R RN72K1J-332JE 435033324R1 R204 C-CARBON R RN72K1J-331JE 435033314R1 R205 C-CARBON R RN72K1J-103JE 435031034R1 R206 C-CARBON R RN72K1J-331JE 435033314R1...
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40/55 PAGE R273 C-CARBON R RN72K1J-331JE 435033314R1 R274 C-CARBON R RN72K1J-331JE 435033314R1 R275 C-CARBON R RN72K1J-331JE 435033314R1 R276 C-CARBON R RN72K1J-332JE 435033324R1 R277 C-CARBON R RN72K1J-221JE 435032214R1 R278 C-CARBON R RN72K1J-331JE 435033314R1 R281 C-CARBON R RN72K1J-000JE 435030004R1 R285 C-CARBON R RN72K1J-470JE 435034704R1 R291...
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41/55 PAGE R375 C-CARBON R RN72K1J-331JE 435033314R1 R376 C-CARBON R RN72K1J-331JE 435033314R1 R377 C-CARBON R RN72K1J-331JE 435033314R1 R378 C-CARBON R RN72K1J-331JE 435033314R1 R379 C-CARBON R RN72K1J-331JE 435033314R1 R380 C-CARBON R RN72K1J-331JE 435033314R1 R381 C-CARBON R RN72K1J-470JE 435034704R1 R382 C-CARBON R RN72K1J-470JE 435034704R1 R383...
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42/55 PAGE R467 C-CARBON R RN72K1J-103JE 435031034R1 R470 C-CARBON R RN72K1J-103JE 435031034R1 R471 C-CARBON R RN72K1J-103JE 435031034R1 R472 C-CARBON R RN72K1J-103JE 435031034R1 R473 C-CARBON R RN72K1J-103JE 435031034R1 R474 C-CARBON R RN72K1J-103JE 435031034R1 R475 C-CARBON R RN72K1J-103JE 435031034R1 R476 C-CARBON R RN72K1J-103JE 435031034R1 R477...
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43/55 PAGE R574 C-CARBON R RN72K1J-681JE 435036814R1 R575 C-CARBON R RN72K1J-681JE 435036814R1 R576 C-CARBON R RN72K1J-681JE 435036814R1 R577 C-CARBON R RN72K1J-681JE 435036814R1 R580 C-CARBON R RN72K1J-681JE 435036814R1 R581 C-CARBON R RN72K1J-681JE 435036814R1 R582 C-CARBON R RN72K1J-681JE 435036814R1 R583 C-CARBON R RN72K1J-681JE 435036814R1 R584...
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44/55 PAGE R663 C-CARBON R RN72K1J-103JE 435031034R1 R664 C-CARBON R RN72K1J-221JE 435032214R1 R665 C-CARBON R RN72K1J-221JE 435032214R1 R666 C-CARBON R RN72K1J-221JE 435032214R1 R667 C-CARBON R RN72K1J-221JE 435032214R1 R668 C-CARBON R RN72K1J-470JE 435034704R1 R669 C-CARBON R RN72K1J-221JE 435032214R1 R670 C-CARBON R RN72K1J-221JE 435032214R1 R671...
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45/55 PAGE R739 C-CARBON R RN72K1J-221JE 435032214R1 R740 C-CARBON R RN72K1J-221JE 435032214R1 R741 C-CARBON R RN72K1J-221JE 435032214R1 R742 C-CARBON R RN72K1J-221JE 435032214R1 R743 C-CARBON R RN72K1J-221JE 435032214R1 R752 C-CARBON R RN72K1J-224JE 435032244R1 R754 C-CARBON R RN72K1J-103JE 435031034R1 R755 C-CARBON R RN72K1J-222JE 435032224R1 R756...
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46/55 PAGE DTR-7.7 PC BOARD PARTS LIST POWER SUPPLY PC BOARD (NAPS-8999-1H/-1Y) POWER SUPPLY PC BOARD (NAPS-9000-1H/-1Y) SP TERMINAL PC BOARD (NAETC-9001-1H/-1Y) SP TERMINAL PC BOARD (NAETC-9002-1H/-1Y) DRIVER AMPLIFIER PC BOARD (NAAF-9003-1H/-1Y) INLET PC BOARD (NAETC-9006-1H/1Y) CIRCUIT NO. NAME DESCRIPTION...
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47/55 PAGE Q5505 or DTC114ES ( 1) 2213290T Q5506 KRC102M 2215960T Q5506 or DTC114ES ( 1) 2213290T Q5507 KRC102M 2215960T Q5507 or DTC114ES ( 1) 2213290T Q5508 KRA102M 2215770T Q5508 or DTA114ES ( 1) 2213510T Q5509 PHT CP TLP421 24120103 Q5509 or PHT CP PC817X...
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49/55 PAGE C5001 TF C ECQ-B50V-221K 374722215T C5002 TF C ECQ-B50V-221K 374722215T C5003 TF C ECQ-B50V-221K 374722215T C5004 TF C ECQ-B50V-221K 374722215T C5005 TF C ECQ-B50V-221K 374722215T C5006 TF C ECQ-B50V-221K 374722215T C5010 UTSP C CE04W50V 47M(UTSP) 397584707T C5011 UTSP C CE04W50V 47M(UTSP) 397584707T C5012...
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50/55 PAGE C5513 CERA C CK45F50V-223Z 335622230T C5514 CERA C CK45B50V-102K 335321025T C5515 CERA C CK45F50V-103Z 335621030T C5516 CERA C CK45F50V-103Z 335621030T C6600 CERA C CK45F50V-103Z 335621030T C6602 CERA C CK45F50V-103Z 335621030T C6603 CERA C CK45F50V-103Z 335621030T C6605 CERA C CK45F50V-103Z 335621030T C6607...
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51/55 PAGE R5022 CARBON R R16J-330 417343314T R5023 CARBON R R16J-330 417343314T R5024 CARBON R R16J-330 417343314T R5025 CARBON R R16J-330 417343314T R5026 CARBON R R16J-330 417343314T R5030 CARBON R R16J-120K 417341244T R5031 CARBON R R16J-120K 417341244T R5032 CARBON R R16J-120K 417341244T R5033...
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52/55 PAGE R5166 NF CARBON R R25J-120 415471214T R5170 NF CARBON R R25J-100 415471014T R5171 NF CARBON R R25J-100 415471014T R5172 NF CARBON R R25J-100 415471014T R5173 NF CARBON R R25J-120 415471214T R5174 NF CARBON R R25J-120 415471214T R5175 NF CARBON R R25J-120 415471214T R5176...
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53/55 PAGE R6616 CARBON R R16J-22 417342204T <PA> R6690 METAL R RNU1/2WCJ-0.22 453532294T R909 CARBON R R16J-100K 417341044T R913 CARBON R R16J-1K 417341024T R914 CARBON R R16J-100K 417341044T R946 METAL O R RS1/2WBJ-10 443521004T R953 METAL R RNU1WCJ-0.22 453632294T R955 METAL R RNU1/2WCJ-2.2 453530224T...