Onkyo TXNR 1008 Service Manual

Page 1

TX-NR1008

Ref. No. 4209

ONKYO SERVICE MANUAL °°°

AV RECEIVER
MODEL TX-NR1008(B)/(S)

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Black and Silver models RC-771M

B MDC, B MDF 120V AC, 60Hz
B MMP, S MMP 220-240V AC, 50/60Hz
B MMR 220-240V AC, 50/60Hz

SAFETY-RELATED COMPONENT
WA R N I N G ! !

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 ONKYO
PARTS WHOSE PART NUMBERS APPEAR AS SHOWN
IN THIS MANUAL.

MAKE LEAKAGE-CURRENT OR RESISTANCE
MEASUREMENTS TO DETERMINE THAT EXPOSED
PARTS ARE ACCEPTABLY INSULATED FROM THE
SUPPLY CIRCUIT BEFORE RETURNING THE
APPLIANCE To THE CUSTOMER.

ONKYO®

IMAGINATIVE SIGHT SI SOUND

Page 2

SERVICE PROCEDURE-1

1. Replacing the fuses

EE 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 symbolr

EE Ce symbole indique que le fusible utilise est e lent,

Pour une protection permanente, n'utiliser que des fusibles de meme
typer Ce demier est indique la qu le present symbol est apposre.

T NR1008

REF NO. PART NAME DESCRIPTION PART NO. REMARKS

F2000 FUSE 4A-UL/T-233 252325 GR !

F2000 or FUSE 4A-T/UL-ST2 252257GR !

F2001 FUSE 3,15A-UL/T-233 252323GR !

F2001 or FUSE 3115A-T/UL-ST2 252256GR !

F6901 FUSE lSA-TUL-ZSOV 252303GR !

F6901 or FUSE lSA-UL/T-314 252197GR !

F6902 FUSE lSA-TUL-250V 252303GR !

F6902 or FUSE lSA-UL/T-314 252197GR !

F901 FUSE 12A-TUL-250V 252301GR !,

F901 FUSE l2A-UL/T-3l4 252196GR !,

F901 or FUSE 6,3A-SE-EAK 252079GR !,

F901 or FUSE 6,3A-SE-TL250V 252279GR !,

: 120V,Canadian model

: 120V,Taiwanese model

: 230V,CE(European) country model
: 220/230-240V,Chinese model

2. Safety check out
(U.S,Ar model only)
After correcting the original service problem, perform the following safety check before releasing the unit to the customerr
Leakage current Check
Measure the leakage current to a known earth ground (water pipe or conduct etc) by connecting a leakage current
tester between the earth ground and exposed metal parts of the unit (input/output ground terminals, screw heads or metal overlays etc.)
Plug the power supply cord directly into a 120Vac 601-12 wall socket and turn ON/STANDBY button on
Any current measured must not exceed 015mAr

3. Memory Backup

This model uses a EE»PROM IC in order to retain radio presets and other settings So, memory contents will be

kept eternally with no care

4. To initialize the unit
1. ON/STANDBY (Power On)

2. VCR/DVR + ON/STANDBY.

Clear

-> Standby

Preset memory and each mode stored in the memory, are
initialized and will return to the factory settings

ON/STANDBY VCR/DVR