Onkyo TXNR 545 Service Manual

Page 1

Ref.No. : 4519

AV RECEIVER 3 er Vi C 9 Manual

TX-NR545

V Front Cover This a e

V Pre Issue (15-May) V Note for Parts List
V Final Issue (15-Jun) V Panel
V Reset

V Amp Diaq Mode afterAbnormal 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 Apgendix

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,

ONKYO®

Published by Onkyo & Pioneer Corporation Grobal CS Department

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1 2 3

Repair Process and How to Confirm

Confirmation of the protect cause

While NG channel is displayed, You can confirm the protect cause by following the step below.
1. Press the Enter button

2. The protect cause are displayed for 5 seconds.

Please check the around of those amplifier circuit and repair it.

Clear of NG CH information

After repair, you can clear NG CH information by following the steps below.
1. Press the On/Standby key while pressing the Enter key.

2. Display as in the right figure appears.

3. Unit goes into Standby automatically after 5 seconds.

Self-diagnostic will start again at the timing of next power on.
By this, You can verify whether repair was properly or not.

If problem found after repair, please re-check the around of its circuit.

Cancel of Self-diagnostic
You can cancel this mode by clear operation (press Standby key while pressing CBL/SAT key).

After cancel this mode, receiver will be started as normal operation.

Amp Diag Mode after Abnormal Conditions

Protected by current detection

Protected by DC Voltage detection

Clear of NG CH information

COMMON
e

Page 24

1 2 3 4 5 6

Check Point (BAPS-1743) Trouble Shoot

C9001
Check voltage
0 : A0100 ~ 240V (Power supply voltage)

F9002
Check damage
0 Normal (OK) or blown (No good)

RL9001
Check operation of a relay by sound.
No sound at all ---> No good

P9002
Check voltage
0 : A0100 ~ 240V (Power supply voltage)

Front %

Back 0 Each voltage is shown as the reference value

F «as :2-5 -
'§EE3; W * fig? TX-NR545/646/747
6

1 2 3 4 5

Page 81

1 2 3 4 5 6

Service Information Mode Appendix

Service Information Mode

Displaying Service information
I I I I I I I I I Listening Mode Code List
This serVIce Information display system Is helpful In analyze the status when the unIt goes Into

Protect mode and is powered off. Pay attention that the status will change if a button is pushed 3; 3 IL '53:;
How to enter to service information mode. 03 c_ LM DIRECT
04 C_ LM_ STEREO
Step1 t Set the volume level as 25 (TX-NR545/646/DTR-20t7/30t7) 05 C_LM MONO
Set the volume level as 30 (TX-NR747/DTR-40.7) 20 C_ LM SURR
50 C_ LM T_HX MUSIC
Step2 : [DISPLAY] + [ON/STANDBY] x 2 70 C_ LM THX GAME
- - - 90 C_ LM_ THX_ CINEMA
M1.xx / xxxxxALA E:J:;:§g:lilngjg138552336530 A0 c_ LM_ THX_ U2GAME
A8 C_ LM_ THX_ U2MUSIC
Step3 : [HOME] B0 c_ LM _THX UZCINEMA
DO C_ LM_ AUDYSSEY
48 C_ LM_ DTSSS
mso F 27 DD 06 C__LMORCHESTRA
07 C_ LM_ UNPLUGGED
08 C_ LM _STUDIOMIX
Power off Cause Temperature Volume Level Listening Mode 09 C_ LM TVLOGIC
T: Thermal Protect :xx F or xx C Please see the Listening Mode 0A C_ LM_ ALLCHST
V : Voltage Protect code list" on the right. DB (3_ LM_ FULLMONO
I : Current Protect DC (3- LM TD
'101he' F1 c_ LM TESTTONE
F2 C_ LM TESTTHR
F3 C_ LM_ TESTAUTO
Step4 I [HOME] F4 C_LM__ASC
F5 C_LM_ FLASH
_ Information Displayed F6 C_ LM DEBUGMODE
O1 - 23 10h (Record this Information) F7 C_ LM FLASH2
F8 C_ LM_ FLASH3
Time after Power on Time after Power on F9 C_ LM FLASH4
xx : xx xx : xx FA C_ LM_ FLASH _CHECK
0D C_LM_ RPG
- - - - OE C_ LM ACTION
To eXIt the serVIce InformatIon mode. 0F c LM ROCKBAND
[ON/STANDBY] 10 C_ LM_ SPORTS

Normal display

[RETURN] (to initialize the data in the service information)
Protect Data CLR

I

Normal display -NR545/646/747

D R-20.7/30.7/40.7
1 2 3 4 5 6

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305456 UTSP TYPE ELECTROLYTIC CAPACITOR CE04W50V710M(UTSP) 1 397581007AT
306457 CHIP TYPE CERAMIC CAPACITOR CK725F1A7105Z1 1 332181050R1
3ce459 CHIP TYPE CERAMIC CAPACITOR CK72581H7222K1 1 332102225R1
§[RESISTOR]

3R4000 CHIP TYPE CARBON RESISTOR RN72K1I331JE 1 435033314R1
3R4oo1 CHIP TYPE CARBON RESISTOR RN72K1J331JE 1 435033314R1
3R4002 CHIP TYPE CARBON RESISTOR RN72K1J71O4JE 1 435031044R1
3R4003 CHIP TYPE CARBON RESISTOR RN72K1J7104JE 1 435031044R1
3R4004 CHIP TYPE CARBON RESISTOR RN72K1I331JE 1 435033314R1
3R4005 CHIP TYPE CARBON RESISTOR RN72K1J331JE 1 435033314R1
3R4ooe CHIP TYPE CARBON RESISTOR RN72K1J71O4JE 1 435031044R1
3R4oo7 CHIP TYPE CARBON RESISTOR RN72K1J7104JE 1 435031044R1
3R4005 CHIP TYPE CARBON RESISTOR RN72K1I331JE 1 435033314R1
3R4009 CHIP TYPE CARBON RESISTOR RN72K1J331JE 1 435033314R1
3R4010 CHIP TYPE CARBON RESISTOR RN72K1J71O4JE 1 435031044R1
3R4011 CHIP TYPE CARBON RESISTOR RN72K1JE1O4JE 1 435031044R1
3R4o12 CHIP TYPE CARBON RESISTOR RN72K1I331JE 1 435033314R1
3R4013 CHIP TYPE CARBON RESISTOR RN72K1J331JE 1 435033314R1
3R4014 CHIP TYPE CARBON RESISTOR RN72K1J71O4JE 1 435031044R1
3R4o15 CHIP TYPE CARBON RESISTOR RN72K1JE1O4JE 1 435031044R1
3R4o1e CHIP TYPE CARBON RESISTOR RN72K1I331JE 1 435033314R1
3R4017 CHIP TYPE CARBON RESISTOR RN72K1J331JE 1 435033314R1
3R4013 CHIP TYPE CARBON RESISTOR RN72K1J71O4JE 1 435031044R1
3R4o19 CHIP TYPE CARBON RESISTOR RN72K1JE1O4JE 1 435031044R1
3R4020 CHIP TYPE CARBON RESISTOR RN72K1I331JE 1 435033314R1
3R4021 CHIP TYPE CARBON RESISTOR RN72K1J331JE 1 435033314R1
3R4022 CHIP TYPE CARBON RESISTOR RN72K1J71O4JE 1 435031044R1
3R4023 CHIP TYPE CARBON RESISTOR RN72K1J7104JE 1 435031044R1
3R4024 CHIP TYPE CARBON RESISTOR RN72K1I331JE 1 435033314R1
3R4025 CHIP TYPE CARBON RESISTOR RN72K1J331JE 1 435033314R1
3R4023 CHIP TYPE CARBON RESISTOR RN72K1J71O4JE 1 435031044R1
3R4027 CHIP TYPE CARBON RESISTOR RN72K1J7104JE 1 435031044R1
3R4049 CHIP TYPE CARBON RESISTOR RN72K1J71O1JE 1 435031014R1
3R4050 CHIP TYPE CARBON RESISTOR RN72K1J7101JE 1 435031014R1
3R4051 CHIP TYPE CARBON RESISTOR RN72K1J224JE 1 435032244R1
3R4059 CHIP TYPE CARBON RESISTOR RN72K1J7104JE 1 435031044R1
3R4031 CHIP TYPE CARBON RESISTOR RN72K1I2223E 1 435032224R1
3R4032 CHIP TYPE CARBON RESISTOR RN72K1J7222JE 1 435032224R1
3R4033 CHIP TYPE CARBON RESISTOR RN72K1J222JE 1 435032224R1
3R4037 CHIP TYPE CARBON RESISTOR RN72K1J7104JE 1 435031044R1
3R4090 CHIP TYPE CARBON RESISTOR RN72K1J7123JE 1 435031234R1
3R4091 CHIP TYPE CARBON RESISTOR RN72K1J7223JE 1 435032234R1
3R4092 CHIP TYPE CARBON RESISTOR RN72K1J331JE 1 435033314R1
3R4093 CHIP TYPE CARBON RESISTOR RN72K1J3323E 1 435033324R1
3R4094 CHIP TYPE CARBON RESISTOR RN72K1J7103JE 1 435031034R1
3R4095 CHIP TYPE CARBON RESISTOR RN72K1J7103JE 1 435031034R1
3R4093 CHIP TYPE CARBON RESISTOR RN72K1J331JE 1 435033314R1
3R4097 CHIP TYPE CARBON RESISTOR RN72K1J3323E 1 435033324R1
3R4098 CHIP TYPE CARBON RESISTOR RN72K1J7123JE 1 435031234R1
3R4099 CHIP TYPE CARBON RESISTOR RN72K1J7223JE 1 435032234R1
3R41oo CHIP TYPE CARBON RESISTOR RN72K1J224JE 1 435032244R1
3R41o1 CHIP TYPE CARBON RESISTOR RN72K1J224JE 1 435032244R1
3R4102 CHIP TYPE CARBON RESISTOR RN72K1I224JE 1 435032244R1
3R4103 CHIP TYPE CARBON RESISTOR RN72K1J7224JE 1 435032244R1
3R41o4 CHIP TYPE CARBON RESISTOR RN72K1J224JE 1 435032244R1
3R4105 CHIP TYPE CARBON RESISTOR RN72K1J224JE 1 435032244R1
3R41oe CHIP TYPE CARBON RESISTOR RN72K1I224JE 1 435032244R1
3R4107 CHIP TYPE CARBON RESISTOR RN72K1J7223JE 1 435032234R1
3R4110 CHIP TYPE CARBON RESISTOR RN72K1J222JE 1 435032224R1
3R4111 CHIP TYPE CARBON RESISTOR RN72K1J2223E 1 435032224R1
3R4112 CHIP TYPE CARBON RESISTOR RN72K1I2223E 1 435032224R1
3R4113 CHIP TYPE CARBON RESISTOR RN72K1J7222JE 1 435032224R1
3R4114 CHIP TYPE CARBON RESISTOR RN72K1J222JE 1 435032224R1
3R4115 CHIP TYPE CARBON RESISTOR RN72K1J2223E 1 435032224R1
3R411e CHIP TYPE CARBON RESISTOR RN72K1I2223E 1 435032224R1
3R4117 CHIP TYPE CARBON RESISTOR RN72K1J271JE 1 435032714R1
3R4120 CHIP TYPE CARBON RESISTOR RN72K1J000JE 1 435030004R1