Schematic Diagram - Main Board (3/3) - Sony MDR-NC500D Servise Manual

5-6.

SCHEMATIC DIAGRAM - MAIN Board (3/3) -

(3/3)
MCK
MCK
BCK
BCK
LRCK
LRCK
BCK2
BCK2
LRCK2
LRCK2
DR1
DR1
DR2
DR2
DX2
DX2
SDA
SDA
SCLK
SCLK
(Page AMUTE
AMUTE
HYB_MIX
18)
HYB_MIX
FF_MIX
FF_MIX
MON_MIX C633
MON_MIX
0.1
C634
0.1
C635
0.1
C636
0.1
C637
0.1
C638
0.1
C639
0.1
C640
0.1
C641
0.1
C642
0.1
C643
0.1 C651
100
10V
C644
10
6.3V
C645
10
10V
C650
100
10V
C646
0.1
C647
L601 L602 C652
0.1
10µH 10µH 100p
C648
0.1
C649
DSP-GND 0.1
DSP-GND
D-GND
D-GND
D-2.8V TP834
D-2.8V
D-1.35V
D-1.35V TP835
Li-ion
LI-ION
Lch V+
LCHV+
(Page DDconCE
DD_CE
17)
MDR-NC500D
• See page 23 for IC Pin Function Description.
C673 C630 C629 C628
1000p 0.1 0.1 0.1
C632 C674 C631
R629
0.1 1000p 0.1
1k
R632 R631
1k 1k
DSP
IC601
TMS320VC5503ZHH
CSP
(Chip Size Package)
R607
10k
C661
C657
100p
1000p C610
0.1
R600 R601 R602 R603 C656 C605 C606 R608 C607 R610
1k 0 0 0 1000p 0.1 0.1 0 0.1 0
R605 R609
100 0
RES_DSP
R819
75k
C626 R626
1000p 47k
C627 R627 C625 C624
0.1 10k 0.1 0.1
R628 R641
10k 0
C672
100p
R634
47k
R635
47k
R640
0
INT0
R639 0 INT1
C671
100p
C623 TP833
0.1
R638
1k
C622
0.1
R637
1k
C621
0.1
R630
1k
C620
0.1
C670
1000p
R624 10k MCK
R633
TP613 0
FSX0
FSR0
R642 R840
10k R621 10k
100
FB621 0 DX0
R644 10k
R838
C617
10k
0.1
C616
0.1
C669
1000p
R620 10k
R619
1k
R618 0 LRCK
C615
0.1
R617 0
DR1
R616 0 BCK
R615 0 DR0
GPIO5
R636
1k
R614
C664
10k
1000p
C665
100p
R613
L801
10k
10µH
C663
1000p
R611 R612 C611 C612 C613 C614
0 0 0.1 0.1 0.1 0.1
19 19
TP816
C812 1000p
TP814
TP838 Q801
DTC144EUA
C809 R817
LED DRIVE
0.01 2.7k
C810
1000p
TP815
R813
100
D801
HZU3BLL
C816
100p
R809 10k
R818
100k R811
1k R824
10k
C815 100p
C808 0.1
C817
100p
R805
47k
R804
10k
SYSTEM CONTROLLER
IC801
µPD78F0527GB (S)
TP839 -UET-A
R820 FB812
100 0
FB813 0
C818 1000p
R821
100
C819
1000p
C801
1000p
C813
100p R828
1k
C803
0.1
R826
C802
1k
1
D802
R822
RB715W
1k
R830
IC802 R832 R836
47k
XC61FN2512MR 47k 0
SL801
R829 R833 R834
VOUT 1k 10k 10k
VDD
R835
GND 0
C821
C822
10
0.1
6.3V
C823 C820
0.1 0.1
RESET SIGNAL
GENERATOR
Note: IC601, IC801 and IC802 on the MAIN board cannot exchange with single. When these parts on the MAIN board
are damaged, exchange the entire mounted board.
MDR-NC500D
TP830
Q802
DTC144EUA
LED DRIVE
R810
10k
R812
10k
R837
100k
C814
1000p CN405
8P
NC
R808 C807 POWER
47k 1000p
BOARD
R807 R843
1k 1k
R806 1k
C806 1000p
TP811
TP817
HYB_MIX
FF_MIX TP813
MODE
MON_MIX TP812
BOARD
R803
10k
SDA
SCLK
R842
1k TP810
RESET
TP826
BOARD
CN801
10P
TP832
GND
TP807
RESET IN
TP805
FLMD0
SL803 TP803
DATA
TP804
SL802 CLK
TP802 (NC)
Txd
TP808
Vdd
TP801
Rxd
TP806
RESET OUT
TP809
GND