Clarion VRX575USB Service Manual page 9

Operating CD/DVD, No sound only
Operating CD/DVD,
No sound only
NG
Check
the connection of
J3
OK
NG
Check
DVD_L/R circuit
line, U21
OK
Imperfect of U5
Operating AUX, No sound only
Operating AUX,
No sound only
NG
Check
the connection of
J2
OK
NG
Check
the voice input of
U1
OK
Imperfect of U80
Operating iPod voice, No sound only
Operating iPod voice,
No sound only
NG
Check
the connection
of iPod
OK
Check
NG
iPod_LIN, iPod_RIN
circuit line, U32
OK
Imperfect of U7
Problem of
DVD mechanism,
flexible pwb, j3
Problem of
circuit line, U21, U1
3. NO OPERATING TUNER
Problem of
the connection of RCA,
connector
Problem of
U1, U80
Problem of
the connection of
iPod, J2, J5
Problem of
U32, U7, U1, U80
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Operating USB voice, No sound only
Operating USB voice,
No sound only
Check NG
the connection
of USB
OK
NG
Check
USB circuit line,
J5, U7
OK
Imperfect of U7
No operating radio
No operating radio
NG
Check
emitter of Q10
OK
NG
Check
SD/ST_IND,S-META
of TUNER1
OK
Check NG
PLL_CLK,PLL_DATA,
PLL_CE of U5
OK
NG
Check
PLL_CLK,PLL_DATA,
PLL_CE of U4
OK
Imperfect of U5
Problem of
the connection of iPod,
connector
Problem of
U32, U7, U1, U80
Problem of
Q10, L3
Problem of input line circuit
Problem of U5
Problem of U4
VRX575USB