Pioneer DV-47AI Service Manual page 83

5
How to diagnose the SACD and DSP blocks of the SACDB Assy
1
Remove a Board to Board connector
2
styling like figure below.
3
In this case an audio of SACD is not output from the Audio jack.
However, observe the signal waveform of CN902 on the SACDB Assy, and can confirm it.
CN902 - pin 2 (SACDSL), pin 4 (DSDBCK), pin 6 (DSD R), pin 8 (DSD L),
pin 10 (DSD Rs), pin 12 (DSD Ls), pin 14 (DSD LFE), pin 16 (DSD C).
D
SACDB ASSY
pin 16 (DSD C)
pin 14 (DSD LFE)
pin 12 (DSD Ls)
5
6
↔
.
CN102 CN902
(JACB) (SACDB)
CN902
CN902
19
6
7
JACB Assy
Insulation Sheet
SACDB Assy
DVDM Assy
1
pin 2 (SACDSL)
pin 4 (DSDBCK)
pin 6 (DSD R)
pin 8 (DSD L)
pin 10 (DSD Rs)
DV-47Ai
7
8
A
B
C
SIDE B
D
E
F
83
8