Pioneer VSX-1015TX-S Service Manual page 112

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Protection Process List
Item Detection Method
A
DC detection Detects when the DC_PROT port
becomes "L".
Overload Detects when the OL_DET port
detection becomes "L" (checks by interrupt).
Detects when the TEMP2 port
Thermal shut
becomes "H".
down
B
• DC Detection circuit
C
R533
TE
L 13942296513
D519
D
E
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Process
Turns muting on and speaker
relay off, then turns off the
power after 3 seconds.
Turns muting on and speaker
relay off, and immediately
turns off the power.
Turns muting on and speaker
relay off, then turns off the
power after 3 seconds.
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VSX-1015TX-K
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Warning Indication
Flashing "AMP ERR" for 3
seconds.
None
Flashing "OVERHEAT"
for 3 seconds
• Overload Detection circuit
R534
D506
Q Q
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Remarks
If the power is turned off, flashes the MCACC
LED.
Do not accept the POWER key.
If the DC_DET port becomes "H" within 3
seconds, the unit resets automatically.
If the TEMP2 port becomes "L" within 3
seconds, the unit resets automatically.
After the power off, the key input is possible
once again.
C512
D507
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C4051
R4052
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