Onkyo TXNR 747 Service Manual

Page 1

Ref.No. : 4537

AV RECEIVER SGT vice Manual

TX-NR747

V Front Cover This a e

V Pre Issue (2015-May) V Note for Parts List
V Final Issue (2015-Jun)

V m
V M
V Amp Diaq Mode after Abnormal Conditions
V Model and Destination
V Firmware
Adjustment ( Unnecessary)
V Hookug and Setting
V Trouble Shoot
V Disassembly
V Schematic Diagram
V Exploded View
V Aggendix

SAFETY-RELATED COMPONENT WAHNINGI! {COMPONENTS IDENTIFIED BY MARK A ON
THE SCHEMATIC DIAGRAM AND IN THE PARTS LIST ARE CRITICAL FOR RISK OF FIRE AND
ELECTRIC SHOCK, REPLACE THESE COMPONENTS WITH DNKYD PARTS WHOSE PART
NUMBERS APPEAR AS SHOWN IN THIS MANUAL MAKE LEAKAGEVCURRENT OR
RESISTANCE MESUREMENTS TO DETERMINE THAT EXPOSED PARTS ARE ACCEPTABLY
INSULATED FROM THE SUPPLY CIRCUIT BEFORE RETURNING THE APPLIANCE TO THE
CUSTOMER,

ONKYOQ

Published by Onkyo & Pioneer Corporation Grobal CS Department

Page 12

1 2 3

No Picture

I In general
D Connection cable is bent , twisted or damaged ?
D Input is switched on TV .7

I No picture from connected player by HDMI input terminal
D Chose input selector which is connected to player ?
D Listening mode is not Pure Audio ?

D Dont use HDMI-DVI adaptor. From personal computer ?

I No picture from connected player by component video terminal
D Output to TV connected to component video out terminal from player's picture
connected to the composite video input terminals ?

I No problem about above items
D Unplug power cord
After 10 seconds, connect power cord again
D Reset this model

5 6

Hookup and Setting

COMMON
e

Page 32

1

Amplifier Section - 1

Disassembly

BACLA-1746

This is TX-NR646. TX-NFl545/747 is same

mostly structurally. Please refer to PANEL pages

for detailed place by the terminal.

BAAF-1720

TX»N R545/646/747

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13/51 PAGE

ER5396 CHIP TYPE CARBON RESISTOR RN72K1J-152FE 1 435031522R1
ER6000 CHIP TYPE CARBON RESISTOR RN72K1J-104FE 1 435031042R1
§R6001 CHIP TYPE CARBON RESISTOR RN72K1J~104FE 1 435031042R1
ER6002 CHIP TYPE CARBON RESISTOR RN72K1J-104FE 1 435031042R1
ER6003 CHIP TYPE CARBON RESISTOR RN72K1J-104FE 1 435031042R1
§R6004 CHIP TYPE CARBON RESISTOR RN72K1J~104FE 1 435031042R1
ER6005 CHIP TYPE CARBON RESISTOR RN72K1J-104FE 1 435031042R1
ER6006 CHIP TYPE CARBON RESISTOR RN72K1J-104FE 1 435031042R1
§R6010 CHIP TYPE CARBON RESISTOR RN72K1J~104FE 1 435031042R1
ER6011 CHIP TYPE CARBON RESISTOR RN72K1J-104FE 1 435031042R1
ER6012 CHIP TYPE CARBON RESISTOR RN72K1J-104FE 1 435031042R1
§R6013 CHIP TYPE CARBON RESISTOR RN72K1J~104FE 1 435031042R1
ER6014 CHIP TYPE CARBON RESISTOR RN72K1J-104FE 1 435031042R1
ER6015 CHIP TYPE CARBON RESISTOR RN72K1J-104FE 1 435031042R1
§R6016 CHIP TYPE CARBON RESISTOR RN72K1J~104FE 1 435031042R1
ER6023 NONVFLAMMABLE CARBON FILM RESISTOR R25J72.2 1 415470224T
ER6024 NONVFLAMMABLE CARBON FILM RESISTOR R25J722 1 415470224T
§R6025 NONVFLAMMABLE CARBON FILM RESISTOR R25J722 1 415470224T
ER6026 NONVFLAMMABLE CARBON F|LM RESISTOR R25J72.2 1 415470224T
ER6033 CHIP TYPE CARBON RESISTOR RN72K1J-152FE 1 435031522R1
§R6034 CHIP TYPE CARBON RESISTOR RN72K1J~152FE 1 435031522R1
ER6035 CHIP TYPE CARBON RESISTOR RN72K1J-152FE 1 435031522R1
ER6036 CHIP TYPE CARBON RESISTOR RN72K1J-152FE 1 435031522R1
§R6053 CHIP TYPE CARBON RESISTOR RN72K1J-000JE 1 435030004R1
ER6054 CHIP TYPE CARBON RESISTOR RN72K1J-000JE 1 435030004R1
ER6055 CHIP TYPE CARBON RESISTOR RN72K1J-000JE 1 435030004R1
§R6056 CHIP TYPE CARBON RESISTOR RN72K1J-000JE 1 435030004R1
ER6063 CHIP TYPE CARBON RESISTOR RN72K1J-152FE 1 435031522R1
ER6064 CHIP TYPE CARBON RESISTOR RN72K1J-152FE 1 435031522R1
§R6065 CHIP TYPE CARBON RESISTOR RN72K1J~152FE 1 435031522R1
ER6066 CHIP TYPE CARBON RESISTOR RN72K1J-152FE 1 435031522R1
ER6073 NONVFLAMMABLE CARBON FILM RESISTOR R25J7150 1 415471514T
§R6074 NONVFLAMMABLE CARBON FILM RESISTOR R25J7150 1 415471514T
ER6075 NONVFLAMMABLE CARBON F|LM RESISTOR R25J7150 1 415471514T
ER6076 NONVFLAMMABLE CARBON FILM RESISTOR R25J7150 1 415471514T
ERGOBO NONVFLAMMABLE CARBON FILM RESISTOR R25J70.22 1 415472294T
ER6081 NONVFLAMMABLE CARBON F|LM RESISTOR R25J70.22 1 415472294T
ER6082 NONVFLAMMABLE CARBON FILM RESISTOR R25J7022 1 415472294T
§R6083 NONVFLAMMABLE CARBON FILM RESISTOR R25J70.22 1 415472294T
ER6084 NONVFLAMMABLE CARBON F|LM RESISTOR R25J70.22 1 415472294T
ERGOBS NONVFLAMMABLE CARBON FILM RESISTOR R25J7022 1 415472294T
ERGOBG NONVFLAMMABLE CARBON FILM RESISTOR R25J70.22 1 415472294T
ERSOQO NONVFLAMMABLE CARBON F|LM RESISTOR R25J70.22 1 415472294T
ER6091 NONVFLAMMABLE CARBON FILM RESISTOR R25J7022 1 415472294T
§R6092 NONVFLAMMABLE CARBON FILM RESISTOR R25J70.22 1 415472294T
ER6093 NONVFLAMMABLE CARBON F|LM RESISTOR R25J70.22 1 415472294T
ER6094 NONVFLAMMABLE CARBON FILM RESISTOR R25J7022 1 415472294T
ERGOQS NONVFLAMMABLE CARBON FILM RESISTOR R25J70.22 1 415472294T
ER6086 NONVFLAMMABLE CARBON F|LM RESISTOR R25J70.22 1 415472294T
ER6100 METAL PLATE RESISTOR MPR5W+5W 0R22 1 4000233
§R6101 METAL PLATE RESISTOR MPR5W+5W 0R22 1 4000233
ER6102 METAL PLATE RESISTOR MPR5W+5W 0R22 1 4000233
ER6103 METAL PLATE RESISTOR MPR5W+5W 0R22 1 4000233
§R6104 METAL PLATE RESISTOR MPR5W+5W 0R22 1 4000233
ER6105 METAL PLATE RESISTOR MPR5W+5W 0R22 1 4000233
ER6106 METAL PLATE RESISTOR MPR5W+5W 0R22 1 4000233
§R6130 CHIP TYPE CARBON RESISTOR RN72K1J-223JE 1 435032234R1
ER6131 CHIP TYPE CARBON RESISTOR RN72K1J-223JE 1 435032234R1
ER6132 CHIP TYPE CARBON RESISTOR RN72K1J~223JE 1 435032234R1
§R6133 CHIP TYPE CARBON RESISTOR RN72K1J-223JE 1 435032234R1
ER6134 CHIP TYPE CARBON RESISTOR RN72K1J-223JE 1 435032234R1
ER6135 CHIP TYPE CARBON RESISTOR RN72K1J~223JE 1 435032234R1
§R6136 CHIP TYPE CARBON RESISTOR RN72K1J-223JE 1 435032234R1
ER6140 CHIP TYPE CARBON RESISTOR RN72K1J-223JE 1 435032234R1
ER6141 CHIP TYPE CARBON RESISTOR RN72K1J~223JE 1 435032234R1
§R6142 CHIP TYPE CARBON RESISTOR RN72K1J-223JE 1 435032234R1
ER6143 CHIP TYPE CARBON RESISTOR RN72K1J-223JE 1 435032234R1
ER6144 CHIP TYPE CARBON RESISTOR RN72K1J~223JE 1 435032234R1

Page 110

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507007 or TRANSISTOR RN1104 ( 1) 2218240R2 N
507009 HYBRID IC MPD70F3477AGJA»GAEVG 1 222W0117R3 firmware
507011 TRANSISTOR KRA307E 1 2218380R2

507011 or TRANSISTOR RN2107 ( 1) 2218290R2 N
507012 TRANSISTOR KRA307E 1 2218380R2

EQ7012 or TRANSISTOR RN2107 ( 1) 2218290R2 N
507013 HYBRID IC TC7WBL33050FK 1 22242965R2 N
507014 TRANSISTOR KRC402E 1 2218330R2

EQ7014 or TRANSISTOR RN1102 ( 1) 2218230R2 N
@07015 TRANSISTOR KRC402E 1 2218330R2

507015 or TRANSISTOR RN1102 ( 1) 2218230R2 N
507016 TRANSISTOR KRC405E 1 2218340R2

507016 or TRANSISTOR RN1105 ( 1) 2218250R2 N
507017 TRANSISTOR KRC404E 1 2216450R2

EQ7017 or TRANSISTOR RN1104 ( 1) 2218240R2 N
507018 HYBRID IC S~1333A33~M5T1U3 1 22242934R2 N
507020 HYBRID IC PST8030270N M 1 22242894R2

507027 HYBRID IC Sr1333A337M5T1 U3 1 22242934R2 N
508000 HYBRID IC MN864783 1 22242929R3 N
508003 HYBRID IC 74LCX125FT 1 22274125BR2TO

508004 TRANSISTOR 2SA1162~GR 1 2214375R2

EQBOOS TRANSISTOR KRC404E 1 2216450R2

508005 or TRANSISTOR RN1104 ( 1) 2218240R2 N
508032 TRANSISTOR KRA302E 1 2218360R2

508032 or TRANSISTOR RN2102 ( 1) 2218270R2 N
508033 TRANSISTOR KRC404E 1 2216450R2

i08033 or TRANSISTOR RN1104 ( 1) 2218240R2 N
508101 HYBRID IC W250128FVFIG 1 222W0136R2 firmware
508114 HYBRID IC 74LCX125FT 1 22274125BR2TO

508115 HYBRID IC 74LCX125FT 1 22274125BR2TO

508151 HYBRID IC MM3404A50NRE 1 22242701 R2

508202 HYBRID IC ADV7180KCF32ZVRL 1 22242763R2

508203 HYBRID IC Sr1333A18vM5T1 U3 1 22242956R2 N
508205 HYBRID IC S~1333A18~M5T1 U3 1 22242956R2 N
508300 HYBRID IC S~13A1A13~U5T1 U3 1 22242848R2

508301 HYBRID IC MM3404A50NRE 1 22242701 R2

508302 HYBRID IC SII957SCTUC 1 22242762R3

508303 TRANSISTOR ZSA11627GR 1 2214375R2

508307 HYBRID IC Sr1333A137M5T1 U3 1 22242957R2 N
@08700 TRANSISTOR KRC402E 1 2218330R2

508700 or TRANSISTOR RN1102 ( 1) 2218230R2 N
508701 HYBRID IC TMPM361 F1 OFG 1 222W0115R3 firmware
508702 HYBRID IC FRBBSBCSPCT R 1 22242839R2

508703 TRANSISTOR RE1COO1UNTCL 1 2218160R2

508704 TRANSISTOR KRA307E 1 2218380R2

508704 or TRANSISTOR RN2107 ( 1) 2218290R2 N
508705 TRANSISTOR KRC402E 1 2218330R2

i08705 or TRANSISTOR RN1102 ( 1) 2218230R2 N
@08706 TRANSISTOR KRC402E 1 2218330R2

508706 or TRANSISTOR RN1102 ( 1) 2218230R2 N
508707 TRANSISTOR KRC402E 1 2218330R2

508707 or TRANSISTOR RN1102 ( 1) 2218230R2 N
508708 TRANSISTOR KRC402E 1 2218330R2

i08708 or TRANSISTOR RN1102 ( 1) 2218230R2 N
@08709 TRANSISTOR KRC402E 1 2218330R2

508709 or TRANSISTOR RN1102 ( 1) 2218230R2 N
508710 TRANSISTOR 2SC2712vGR 1 2213145R2

508711 TRANSISTOR INA5001AP17T111 1 2218030R2

508712 TRANSISTOR KRC402E 1 2218330R2

i08712 or TRANSISTOR RN1102 ( 1) 2218230R2 N
@08713 TRANSISTOR KRC402E 1 2218330R2

508713 or TRANSISTOR RN1102 ( 1) 2218230R2 N
508714 TRANSISTOR 2SA1162~GR 1 2214375R2

@08725 TRANSISTOR KRC402E 1 2218330R2

508725 or TRANSISTOR RN1102 ( 1) 2218230R2 N
508727 TRANSISTOR KRC402E 1 2218330R2

508727 or TRANSISTOR RN1102 ( 1) 2218230R2 N
508729 TRANSISTOR KRC402E 1 2218330R2

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ER1057 CHIP TYPE CARBON RESISTOR RN72K1J7221JE 1 435032214R1
ER1058 CHIP RESISTOR NETWORK YCN104~1037JK 1 43464010304R1
§R1058 0r CHIP RESISTOR NETWORK MNR04MRAPJ103 ( 1) 43464710304R2
ER1059 CHIP TYPE CARBON RESISTOR RN72K1J-103JE 1 435031034R1
ER1060 CHIP TYPE CARBON RESISTOR RN72K1J~470JE 1 435034704R1
§R1061 CHIP TYPE CARBON RESISTOR RN72K1J7103JE 1 435031034R1
ER1062 CHIP TYPE CARBON RESISTOR RN72K1J7221JE 1 435032214R1
ER1063 CHIP TYPE CARBON RESISTOR RN72K1J7103JE 1 435031034R1
§R1064 CHIP TYPE CARBON RESISTOR RN72K1J7221JE 1 435032214R1
ER1065 CHIP TYPE CARBON RESISTOR RN72K1J-103JE 1 435031034R1
ER1066 CHIP TYPE CARBON RESISTOR RN72K1J~470JE 1 435034704R1
§R1067 CHIP TYPE CARBON RESISTOR RN72K1J7221JE 1 435032214R1
ER1068 CHIP TYPE CARBON RESISTOR RN72K1J-470JE 1 435034704R1
ER1069 CHIP TYPE CARBON RESISTOR RN72K1J7151JE 1 435031514R1
§R1071 CHIP TYPE CARBON RESISTOR RN72K1J7470JE 1 435034704R1
ER1072 CHIP TYPE CARBON RESISTOR RN72K1J-331JE 1 435033314R1
ER1073 CHIP TYPE CARBON RESISTOR RN72K1J-331JE 1 435033314R1
§R1074 CHIP TYPE CARBON RESISTOR RN72K1J7331JE 1 435033314R1
ER1075 CHIP TYPE CARBON RESISTOR RN72K1J7221JE 1 435032214R1
ER1076 CHIP TYPE CARBON RESISTOR RN72K1J7101JE 1 435031014R1
§R1077 CHIP TYPE CARBON RESISTOR RN72K1J7101JE 1 435031014R1
ER1080 CHIP TYPE CARBON RESISTOR RN72K1J-470JE 1 435034704R1
ER1081 CHIP TYPE CARBON RESISTOR RN72K1J7181JE 1 435031814R1
§R1083 CHIP TYPE CARBON RESISTOR RN72K1J7103JE 1 435031034R1
ER1084 CHIP TYPE CARBON RESISTOR RN72K1J-331JE 1 435033314R1
ER1085 CHIP TYPE CARBON RESISTOR RN72K1J7181JE 1 435031814R1
§R1086 CHIP TYPE CARBON RESISTOR RN72K1J7103JE 1 435031034R1
ER1087 CHIP TYPE CARBON RESISTOR RN72K1J-471JE 1 435034714R1
ER1088 CHIP TYPE CARBON RESISTOR RN72K1J~471JE 1 435034714R1
§R1089 CHIP TYPE CARBON RESISTOR RN72K1J7103JE 1 435031034R1
ER1090 CHIP TYPE CARBON RESISTOR RN72K1J-103JE 1 435031034R1
ER1091 CHIP TYPE CARBON RESISTOR RN72K1J7103JE 1 435031034R1
§R1092 CHIP TYPE CARBON RESISTOR RN72K1J7103JE 1 435031034R1
ER1093 CHIP TYPE CARBON RESISTOR RN72K1J-103JE 1 435031034R1
ER1098 CHIP TYPE CARBON RESISTOR RN72K1J-331JE 1 435033314R1
§R1102 CHIP TYPE CARBON RESISTOR RN72K1J7221JE 1 435032214R1
ER1103 CHIP TYPE CARBON RESISTOR RN72K1J-331JE 1 435033314R1
ER1104 CHIP TYPE CARBON RESISTOR RN72K1J~470JE 1 435034704R1
§R1105 CHIP TYPE CARBON RESISTOR RN72K1J7681JE 1 435036814R1
ER1107 CHIP TYPE CARBON RESISTOR RN72K1J-103JE 1 435031034R1
ER1108 CHIP TYPE CARBON RESISTOR RN72K1J~221JE 1 435032214R1
§R1109 CHIP TYPE CARBON RESISTOR RN72K1J7470JE 1 435034704R1
ER1110 CHIP TYPE CARBON RESISTOR RN72K1J-103JE 1 435031034R1
ER1111 CHIP TYPE CARBON RESISTOR RN72K1J~221JE 1 435032214R1
§R1112 CHIP TYPE CARBON RESISTOR RN72K1J7221JE 1 435032214R1
ER1113 CHIP TYPE CARBON RESISTOR RN72K1J-103JE 1 435031034R1
ER1114 CHIP TYPE CARBON RESISTOR RN72K1J~221JE 1 435032214R1
§R1115 CHIP TYPE CARBON RESISTOR RN72K1J7221JE 1 435032214R1
ER3007 CHIP TYPE CARBON RESISTOR RN72K1J-470JE 1 435034704R1
ER3009 CHIP TYPE CARBON RESISTOR RN72K1J-330JE 1 435033304R1
§R3010 CHIP RESISTOR NETWORK YCN1047330~JK 1 43464033004R1
ER3010 or CHIP RESISTOR NETWORK MNR04MRAPJ330 ( 1) 43464733004R2
ER3011 CHIP RESISTOR NETWORK YCN104~3307JK 1 43464033004R1
§R3011 0r CHIP RESISTOR NETWORK MNR04MRAPJ330 ( 1) 43464733004R2
§R3012 CHIP RESISTOR NETWORK YCN104~470-JK 1 43464047004R1
ER3012 0r CHIP RESISTOR NETWORK MNR04MRAPJ470 ( 1) 43464747004R2
§R3013 CHIP RESISTOR NETWORK YCN1047330~JK 1 43464033004R1
ER3013 or CHIP RESISTOR NETWORK MNR04MRAPJ330 ( 1) 43464733004R2
ER3014 CHIP RESISTOR NETWORK YCN104~3307JK 1 43464033004R1
§R3014 0r CHIP RESISTOR NETWORK MNR04MRAPJ330 ( 1) 43464733004R2
§R3015 CHIP RESISTOR NETWORK YCN104~330-JK 1 43464033004R1
ER3015 0r CHIP RESISTOR NETWORK MNR04MRAPJ330 ( 1) 43464733004R2
§R3016 CHIP TYPE CARBON RESISTOR RN72K1J7470JE 1 435034704R1
§R3017 CHIP RESISTOR NETWORK YCN104~330-JK 1 43464033004R1
ER3017 0r CHIP RESISTOR NETWORK MNR04MRAPJ330 ( 1) 43464733004R2
§R3018 CHIP TYPE CARBON RESISTOR RN72K1J7470JE 1 435034704R1
§R3019 CHIP RESISTOR NETWORK YCN104~330-JK 1 43464033004R1
ER3019 0r CHIP RESISTOR NETWORK MNR04MRAPJ330 ( 1) 43464733004R2