5
4
3
2
1
6
D
C
A
B
D
C
A
B
5
4
3
2
1
6
Trouble Shoot
TX-RZ830
1
31
7.GND_DG
6.KEY3_1
5.KEY2
4.KEY0_3
3.KEY0_2
2.KEYINT1
1.KEY1_0
11.+3.3VS
10.LMDB
9.TONEB
8.LEDPURE
7.TONEA
6.KEY3
5.LMDA
4.KEY3_1
3.KEY0_1
2.KEY0
1.GNDDG
1.FLAC1
2.FLAC2
3.SEC3_1
4.NC
5.SEC3_2
28.LMDA
29.LMDB
30.TONEA
31.TONEB
1.KEY0
2.KEY1
3.KEYINT0
4.KEYINT1
5.FLPON
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
7.LEDTHRU
6.AUXL
3.MIC_IN
2.GNDA
1.MICDET
1.VOLA
2.VOLB
3.GNDDG
1
7
1
5
1
11
7.KEY0_2
6.KEY0_3
5.xKEYINT1
4.KEY1
3.xKEYINT0
1.GND_DG
2.GND_DG
7
1
3
1
3
1
1
31
1
J7802
J7803
J7804
Q7902
Q7903
Q7904
R7503
R7504
R7505
R7506
R7507
R7508
D7906
R7905
R7906
R7907
R7908
R7909
R7911
R7912
R7913
R7915
R7916
R7917
R7918
R7919
Q7750
R7920
R7921
R7922
R7923
R7740
R7741
R7742
R7743
R7750
R7770
R7771
R7772
R7773
R7774
R7775
R7776
R7777
R7780
R7781
J7500
J7501
R7602
L7900
L7901
Q7851
Q7852
Q7853
D7851
R7850
R7851
R7852
R7854
R7855
R7856
R7857
R7858
Q7855
C7501
C7903
C7904
C7907
C7908
C7909
C7910
C7911
C7912
C7913
C7914
C7915
C7916
C7740
C7741
C7770
C7771
C7774
C7775
C7781
C7782
C7851
C7855
C7857
Q7850
Q7901
D7852
C7917
C7783
R7933
R7932
D7934
R7934
J7939
D7935
R7935
R7860
Q7900
C7504
C7934
1
Check Point (BADIS-2575)
●
Each voltage is shown as the reference value.
FFC
P7001
P7001
●
Check damage and connection
How to check
1.Disconnect the FFC from the socket.
2.Check the contacts of the FFC.
