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COMPONENTS IDENTIFIED BY MARK ON THE SCHEMATIC DIAGRAM AND IN THE PARTS LIST ARE CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK. REPLACE THESE COMPONENTS WITH ONKYO PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL. MAKE LEAKAGE-CURRENT OR RESISTANCE...
HT-R330 SERVICE PROCEDURE 1. Replacing the fuses This symbol located near the fuse indicates that the fuse used is show operating type, For continued protection against fire hazard, replace with same type fuse, For fuse rating, refer to the marking adjacent to the symbol.
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HT-R330 OPERATION CHECK-1 SPEAKER PROTECT-1 (DC VOLTAGE DETECTION) [When] 1. Exchange power transistors (Q6050 - Q6065). 2. Exchange amplifier PC board ass'y (NAAF-8523). [Procedure] <Note> No load. No input. 1. Press and the hold down the CD button , then press the STANDBY/ON button when the unit is Power ON.
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HT-R330 OPERATION CHECK-2 SPEAKER PROTECT-2 (CURRENT DETECTION) [When] 1. Exchange power transistors (Q6050 - Q6065). 2. Exchange amplifier PC board ass'y (NAAF-8523). [Procedure] <Note> No input. Do not check two or more channels at the same time. Do not connect dummy load to speaker terminals for seconds 2 or more.
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HT-R330 OPERATION CHECK-3 CONTROL OF POWER SUPPLY (OUTPUT SENSOR AND THERMAL SENSOR) [When] 1. Exchange power transistors (Q6050 - Q6065). 2. Exchange power amplifier PC board ass'y (NAAF-8523). 3. Exchange thermal sensor PC board ass'y (NAETC-8526). [Procedure] <Note> No output. No input.
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HT-R330 OPERATION CHECK-4 DSP DEBUG MODE Check the operation of the circuit around DSP by the display in this mode. This information helps to pursue the faulty point. To set in DSP debug mode 1. Press and hold down the DISPLAY button, then press the STANDBY/ON button when the unit is power ON.
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HT-R330 A004 EXPLODED VIEWS-1 x 4 pcs. A025 P901 A003 x 28 pcs. A050 A051 A401 A014 x 6 pcs. A028 A004 Refer to EXPLODED VIEWS-2 A004 X 3 pcs A040 P101 A004 A046 A004 A048 F6901 A004 x 4 pcs.
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HT-R330 BLOCK DIAGRAM TUNER UNIT NJW1157 -6dB TAPE OUT TAPE IN VIDEO3 IN MIX_L MIX_R NJU7311 VIDEO2 IN RECOUT_L VOLIN_SBL RECOUT_R VOLIN_SBR VIDEO1 OUT VIDEO1 IN SOURCE_L SOURCE_R FRONT SURR (MULTI INPUT) CENTER SUBWOOFER DIGITAL IN COAXIAL 2ch ADC OPTICAL...
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HT-R330 POWER AMPLIFIER +29dB SPEAKERS FRONT-A +29dB VOLUME +29dB CENTER FL_PO TONE +29dB FR_PO TONE SURROUND CT_PO +29dB +20.2dB SW_PO SL_PO FRONT-B SR_PO +29dB SUBWOOFER 4M Bit FLASH ROM MX29LV040 INTERFACE h DAC CS494003 To Microprocessor...
HT-R330 SCHEMATIC DIAGRAMS-2 DSP SECTION TO NADIS-8513 TO TUNER UNIT TO NAVD-85 P703A P101A R691 +12VA -12VA Refer to following table about the parts displayed by mark " ". CIRCUT NO. R788 R688 DESTINATION MDD, MDC PROTECT THERMAL VOLH Refer to following table about the SEC1H parts displayed by mark "...
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HT-R330 SCHEMATIC DIAGRAMS-3 DRIVER AMPLIFIER SECTION TO NAAF-8523 TO NAAF-8523 P5503A P5504A P5019 Refer to following table about the parts displayed by mark " ". R5163 49.3V R5160 Transistors 49.3V 100 (1/4W) 100 (1/4W) R5113 R5110 48.3V 52.5V CIRCUIT NO.
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HT-R330 SCHEMATIC DIAGRAMS-4 POWER AMPLIFIER SECTION NAAF-8523 (2/2) AMPLIFIER PC BOARD R6023 2.2 Q6033 50.2V (1/4W) R6163 R6083 Refer to following table about the parts displayed by mark " ". R6033 0.22 Q6053 1.0V 1.1V (1/4W) Transistors R6143 R6003 0.6V 0.6V...
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HT-R330 SCHEMATIC DIAGRAMS-4 POWER AMPLIFIER SECTION NAAF-8523 (2/2) AMPLIFIER PC BOARD R6020 2.2 R6023 2.2 50.2V Q6033 50.2V (1/4W) Q6030 (1/4W) R6163 R6030 R6160 R6083 R6080 Refer to following table about the parts displayed by mark " ". R6033 0.22 0.22...
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HT-R330 SCHEMATIC DIAGRAMS-5 SPEAKER TERMINAL SECTION NOTE THE COMPONENTS IDENTIFIED BY MARK ARE CRITICAL FOR SAFETY REPLACE ONLY WITH PART NUMBER SPECIFIED. VOLTAGE (MEASURED WITH VOLTMETER) IS DC VOLTAGE.(NO INPUT SIGNAL). Refer to following table about the parts displayed by mark "...
HT-R330 SCHEMATIC DIAGRAMS-6 POWER SUPPLY SECTION NOTE THE COMPONENTS IDENTIFIED BY MARK ARE CRITICAL FOR SAFETY REPLACE ONLY WITH PART NUMBER SPECIFIED. VOLTAGE (MEASURED WITH VOLTMETER) IS DC VOLTAGE.(NO INPUT SIGNAL). ALL PNP TRANSISTORS ARE EQUIVALENT TO 2SA1015-GR UNLESS OTHERWISE NOTED.
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HT-R330 SCHEMATIC DIAGRAMS-6 POWER SUPPLY SECTION NOTE NAPS-8546 THE COMPONENTS IDENTIFIED BY MARK ARE CRITICAL FOR SAFETY REPLACE ONLY WITH PART NUMBER SPECIFIED. POWER SUPPLY-2 PC BOARD VOLTAGE (MEASURED WITH VOLTMETER) IS DC VOLTAGE.(NO INPUT SIGNAL). ALL PNP TRANSISTORS ARE EQUIVALENT TO 2SA1015-GR UNLESS OTHERWISE NOTED.
HT-R330 SCHEMATIC DIAGRAMS-8 VIDEO SECTION NAVD-8549 D1002 VIDEO D1001 C1032 VIDEO PC BOARD 223Z C1017 VIDEO-3 2.2/50 C1001 VIN4 VIDEO-2 2.2/50 VIN3 R1005 C1003 P1001 470/16 VIN2 VIDEO-1 C1020 C1002 223Z VIN1 R1008 2.2/50 Q1004 C1023 680K Q1001 2SA933S KTA1267-GR...
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HT-R330 PC BOARD CONNECTION DIAGRAM SPEAKERS CENTER FRONT-B FRONT-A SURROUND WOOFER AC IN P6600 P6607 NAETC-8548 SPEAKER TERMINAL PC BOARD JL2006B JL6600B JL6603B VIDEO P7905 P790 P9606 NAPS-8544 F6901 POWER SUPPLY-1 JL6952A PC BOARD F902 NAPS-8546 POWER SUPPLY-2 P9502 PC BOARD...
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HT-R330 ANTENNA MONITOR VIDEO 1 VIDEO 2 VIDEO 3 MONITOR VIDEO 1 VIDEO 2 P1002 P1001 P1004 P1003 TUNER UNIT JL2006A NAVD-8549 VIDEO PC BOARD VIDEO VIDEO VIDEO 1 TAPE P2005A P7904 P7903 P7902 P5505 P1088 E301A DIGITAL IN OPTICAL...
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HT-R330 MICROPROCESSOR TERMINAL DESCRIPTIONS-1 Q701: M30622MGP-236FPU0 Pin No. Pin name Act. Description Output serial data for control of FL driver IC. FLDSDO Output serial clock for control of FL driver IC. FLDCLK Output chip select for FL driver IC. FLDCS Output reset signal for FL driver IC.
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HT-R330 MICROPROCESSOR TERMINAL DESCRIPTIONS-2 Q701: M30622MGP-236FPU0 Pin No. Pin name Act. Description SPRLSB Output control signal for relay drive of surround back speakers. SPRLCS Output control signal for relay drive of center and surround speakers. SPRLF/SPRLSW Output control signal for relay drive of front speakers and subwoower speaker.
HT-R330 ADJUSTMENT PROCEDURE-1 IDLING CURRENT ADJUSTMENT [When] 1. Exchange power transistors (Q6050 - Q6065). 2. Exchange amplifier PC board ass'y (NAAF-8523). [Procedure] <Note> No load and No signal Refer to "ADJUSTMENT PROCEDURES-2" about the adjustment points and the measuring points.
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HT-R330 ADJUSTMENT PROCEDURE-2 IDLING CURRENT ADJUSTMENT AMPLIFIER PC BOARD (NAAF-8523) (Subwoofer) P6083 R6043 P6084 R6044 P6085 R6045 Test Trimming Test Trimming Test Trimming point resistor point resistor point resistor BIAS BIAS BIAS BIAS BIAS Front side BIAS R6041 R6042 R6043...
1/38 PAGE HT-R330 NOTE : THE COMPONENTS IDENTIFIED BY THE MARK <Notes> ! ARE CRITICAL FOR RISK OF FIRE AND <DD> : USA model only ELECTRIC SHOCK. REPLACE ONLY WITH PART <DC> : Canadian model only NUMBER SPECIFIED. <WT> : World wide model only <PP>...
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3/38 PAGE Q6055 or MN130S-P 2203666 Q6055 or MN130S-O 2203663 Q6060 2SA1941-O 2203053 Q6060 or 2SA1941-R 2203052 Q6060 or MP130S-Y 2203674 Q6060 or MP130S-P 2203676 Q6060 or MP130S-O 2203673 Q6061 2SA1941-O 2203053 Q6061 or 2SA1941-R 2203052 Q6061 or MP130S-Y 2203674 Q6061 or MP130S-P 2203676...
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<PP> TUNER UNIT TFCE1U114B 240134A <DD, DC> TUNER UNIT TFCE1E512A 240135 <WT, PP> HT-R330 PC BOARD PARTS LIST DISPLAY PC BOARD (NADIS-8513-1B/1C/1Z) DSP PC BOARD (NADG-8514-1B/1C/1Z) SWITCH PC BOARD (NASW-8515-1B/1C/1Z) HEADPHONE JACK PC BOARD (NAETC-8516-1B/1C/1Z) CIRCUIT NO. PART NAME DESCRIPTION...
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