Service Procedures - Onkyo TX-SV515PRO / II Service Manual

SERVICE PROCEDURES
1. Replacing the fuses
For continued protection against fire hazard, replace only
with same type and same rating fuse.
Circuit no. Part no. Description
<P/W/
NOTE: (D> :Only 120V model
<P> :Only 230V model
<W> :Only Worldwide model
<P> :Only 240V model
2. Change of FM/AM band step.
With the exception of the Worldwide model, a BAND STEP
selector switch is not provided.
(AM)
BAND STEP D7
10kH2—9kHz | Addition
9kHz->10kHz | Eliminated
In R724 Carbon resistor 1kQ
(Part No.417341024) is used.
In D711 Diode 1SS270A
(Part No.223205) is used.
— Worldwide model—
Worldwide models are equipped with a step band selector
switch. This switch is located on the back panel. This
switch is set to 9kHz (AM) at the factory,
but may have to be reset to 10kHz depending
on the area where the unit is used.
AM step
9kHz
10kHz
Europe:
U.S.A:
—w— Se
R24 D7
Q703
FLUORESCENT TUBE
rR
DISPLAY CIRCUIT PC BOARD
TX-SV515PRO
vos ZN
CE]
an a
POWER SUPPLY CIRCUIT PC BOARD
PS21
ES
utd
MAIN CIRCUIT PC BOARD
3. Memory preservation
4. Safety-check out
(Only U.S.A. model)
5. Change of voltage
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