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HCD-DZ555K/DZ556KB/DZ750K
Ver. 1.1
6-9. SCHEMATIC DIAGRAM – MAIN BOARD (4/10) –
MAIN BOARD
(4/10)
CN502
TP501
LED_LATCH
21P
TP505
R517
MIC_GAIN
100
GAIN
CONT
1
TP506
A.CAL
2
A.CAL
TP507
MONO/ST_DET
3
MO/ST-DET
R518
TP508
DC_CONT
100
DC-CONT
4
TP509
HP/MIC_SW2
PLAG-DET2
5
TP510
MIC_SW1
PLAG-DET1
6
TP511
EN_A
7
ENCODER_A
TP512
EN_B
ENCODER_B
8
TP513
9
3.3V
TP514
E3.3V
10
D
C510
0 . 1
D-GND
11
R526
FL
TP515
SIRCS
1k
SIRCS
12
BOARD
3 . 3
CN801
4
D-GND
13
R530
(Page 51)
TP516
100
FL_CLK
FL_CLK
14
R533
TP517
FL_CS
5
100
FL_CS
15
5
R535
TP518
FL_DATA
100
FL_DATA
16
TP519
KEY2
KEY2
17
TP520
KEY1
KEY1
18
TP521
KEY0
KEY0
19
TP522
20
5V
TP523
D-GND
21
EXCEPT KR
CN503
9P
D-GND
9
ICT536
RESET
RESET
8
R564
ICT535
0
CNVSS
CNVSS
7
R565
TP524
0
IFSDO
RXD1
6
R566
TP525
0
IFSCK
for wite jig
CLK1
5
R567
0
3.3V
4
XIFBSY
RTS1
3
R568
TP526
0
IFSDI
TXD1
2
R569
0
D-GND
1
M
HCD-DZ555K/DZ556KB/DZ750K
MAIN BOARD
(3/10)
4
(Page 39)
67 66
65
61
64
57 56 54 53
IC502
+3.3V REG
C509
1
EXCEPT KR,
C511
0
0.001
IC502
3
TK11138CSCL-G
(EXCEPT KR)
2
S-T111B33MC-OGSTFG
5
(KR)
1
C516
1
MAIN BOARD
(3/10)
3
(Page 39)
50
52
51
D3.3V
D502
1SS355WTE-17
E3.3V
D504
1SS355WTE-17
BUP3.3V
C527
C528
C531
C526
1000
1000
0 . 1
100
6.3V
6.3V
10V
C533
0 . 1
TP502
5V
IC504
NJM2887DL3(TE2)
IC504
+5V REG
5
4
3
2
1
C529
R572
0 . 4 7
300k
R575
R573
1k
100k
C525
0 . 1
C524
47
16V
40
40
A.CAL OUT
DC-DET
OVF2
OVF1
DIAG
EN
LAT3
LAT2
LAT1
SHIFT
SCDT
SOFT_MUTE
NS_INIT
KR
D506
1SS355WTE-17
EXCEPT KR
R632
47k
TP637
3 . 3
R631
TP636
10k
TP635
0
0
Q631
0 . 6
2SC3052EF-T1-LEF
Q632
PROTECT DETECT
2SC3052EF-T1-LEF
PROTECT DETECT
C534
0 . 1
ICT500
TP537
FB506
C532
0 . 1
FB504
TP536
R590
R589
FB507
0
0
C535
47
16V
FB508
TP535
0uH
EB505
R578
P_CONT1
TP534
100
R579
TP533
P_CONT2
1k
E
R580
P_CONT3
TP532
100
TP531
FB505
TP538
TP530
R597
R596
FB509
0
0
C536
47
16V
TP529
R599
R598
FB510
0
0
C538
0.001
R636
0
TP527
Q504
RSR025N03TL
5V SW
5V SW
C1602
R1602
47
TP554
0
5
5
10V
S
FB1602
R1601
R577
0uH
0
47k
R1604
0
12
R587
ICT551
A12V_PCON 1
10k
R1603
FB1603
0
R576
C1603
0uH
1k
47
10V
TP553
FB1601
R1605
0uH
R1606
0
TP552
0
MIC
KRMOD
IFSCK
TP547
SL501
TP545
SL502
IFSDO
IFSDI
TP544
SL503
TP543
SL504
XIFBSY
XIFCS
TP542
XSYSRST
TP540
OCSW1SIG
TP539
R581
100
18
19
CSFLAG
DC-DET
OVF2
OVF1
DIAG
EN
36
LAT3
MAIN
LAT2
BOARD
(5/10)
LAT1
(Page 41)
SHIFT
SCDT
SOFT_MUTE
NS_INIT
MAIN BOARD
(5/10) (Page 41)
38
(7/10) (Page 43)
A12V
(8/10) (Page 44)
39
MAIN BOARD
3.3V
(7/10) (Page 43)
(10/10) (Page 46)
CN506
(CHASSIS)
13P
1
P_CONT1
3
P_CONT2
4
P_CONT3
5
E4V
6
3.3V
7
6V
E
8
D-GND
POWER
9
5V
BOARD
CN906
10
M+9V
(Page 57)
11
M-GND
12
12V
13
A-GND
MAIN BOARD
49
+5V
(10/10) (Page 46)
MAIN BOARD
(1/10) (Page 37)
18
SW+5V
(9/10) (Page 45)
MAIN BOARD
(1/10) (Page 37)
27
SW+3.3V
(2/10) (Page 38)
(9/10) (Page 45)
(10/10) (Page 46)
D-GND
MAIN BOARD
40
SW+9V
(9/10) (Page 45)
M-GND
(10/10) (Page 46)
MIC
KRMOD
IFSCK
MAIN BOARD
32
IFSDO
(1/10) (Page 37)
IFSDI
XIFBSY
XIFCS
XSYSRST
MAIN BOARD
42
OCSW1
(9/10) (Page 45)
No mark:DVD STOP
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