How To Check - Onkyo TX-RZ830 Service Manual

1
Check Point (BADIS-2575)
D
3 1
J7804
1 1
C
7 1
3 1
P7001
●
B
FFC

How to check

P7001
A
Back
1
2
D7906
Q7853 Q7852
Q7855
Q7851
1 3
Check damage and connection
1.Disconnect the FFC from the socket.
2.Check the contacts of the FFC.
2
3
31.TONEB
30.TONEA
29.LMDB
28.LMDA
27.KEY3
26.LEDPURE
25.KEY2
24.FLDCLK
23.REMIN
22.FLDSDO
21.GNDDG
20.FLDCS
19.3.3VS
18.FLDRST
17.+3.3VDIS
16.MICMUT
15.VOLA
14.MICDET
13.VOLB
12.MICOUT
11.-15VA
10.AUXR
9.+15VA
8.GNDAUX
1
7.LEDTHRU
6.AUXL
5.FLPON
4.KEYINT1
3.KEYINT0
2.KEY1
1.KEY0
3
4 5
Q7903
Q7904
Q7901
●Each voltage is shown as the reference value.
4 5
6
Trouble Shoot
11.+3.3VS
10.LMDB
9.TONEB
11
8.LEDPURE
7.TONEA
6.KEY3
5.LMDA
4.KEY3_1
3.KEY0_1
2.KEY0
1.GNDDG
1
7
Q7902
R7935
7.GND_DG
6.KEY3_1
5.KEY2
Q7900 4.KEY0_3
1 3.KEY0_2
2.KEYINT1
1.KEY1_0
5.SEC3_2
4.NC
3.SEC3_1 5
Q7750
2.FLAC2
1.FLAC1
J7939
1
TX-RZ830
6
D
C
B
A