Onkyo PAMC 5501 Service Manual

Page 1

ONKYO® SERVICE MANUAL

9-CHANNEL AMPLIFIER
MODEL PA-MC5501 (B)

oumo

Black model

B MDC 120V AC, 60Hz
B 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 SOUND &V|SION CORPORATION
Service Department

PA-MC5501

Ref. No. 4326
09201 1

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PA-MC5501

SERVICE PROCESURE
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 symboll

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

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

REF NO. PARTNAME DESCRIPTION QTY PARTNO. REMARKS

F6601 FUSE 20A-UL-250V 1 252304611 1 : 120VCanadian model

F6602 FUSE 20A-UL»250V 1 252304611 1 : 230V>CE(Eur0pean) country model
F6603 FUSE 20A_UL,250V 1 252304611 1 : 220/230-240V,Chinese model
F6604 FUSE 20A-UL-250V 1 252304611 1

F9100 FUSE 6.3A-SE-EAK 1 252079GR 1

F9100 or FUSE 6.3A-SE»TL250V (1) 252279611 1

F9100 FUSE 12A-UL»ST6 1 252340611 1

F9301 FUSE 3.15A»UL/T»233 1 252323611 1

F9301 or FUSE 3.15A»T/UL»ST2 (1) 252256GR 1

F9401 FUSE 3.15A-UL/T»233 1 252323611 1

F9401 or FUSE 3.15A-T/UL-ST2 (1) 252256611 1

F9402 FUSE 3.15A»UL/T»233 1 252323611 1

F9402 or FUSE 3.15A»T/UL»ST2 (1) 252256611 1

2. Safety check out
(USA. model only)
After correcting the original service problem, perform the following safety check before releasing the unit to the customerl
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 etcl).
Plug the power supply cord directly into a lZOVac 60Hz wall socket and turn ON/STANDBY button on
Any current measured must not exceed 015mA.

3. Initial setting for shipping

1. ON/STANDBY - ON (Pull out the power cord at power on stage)
2. SPEAKER IMPEDANCEi 6 ohm
3. AUTO STANDBY - MMP : ON
Others : OFF
4. INPUT SELECT- Unbalance V
1 4 2 3

0N nu)

O

Rear

Front