HCD-ZT4
HCD-ZT4
39
39
• See page 50 for IC Block Diagrams.
7-18. SCHEMATIC DIAGRAM - MAIN Board (4/4) -
USB
CN907
K
BOARD
IC B/D
IC B/D
IC B/D
CD
L
BOARD
(2/2)
CN201
MAIN
BOARD
15
(3/4)
BOARD
13
MAIN
(2/4)
3.3
0
0
0
0
0
3.3
0
0
0
0
0
0
3.3
0
0
0
0
0
0
3.3
3.3
3.3
0
0
0
0
0
0
0
0
3.3
3.3
8.3
5.5
5.2
4.7
4.7
4.7
4.7
4.7
4.7
4.7
4.7
4.7
0
4.9
4.7
4.7
4.7
0
4.7
4.7
4.7
4.7
4.7
0
8.5
8.5
4.6
7.9
3.7
4.2
8.5
4.7
0
0
0
3.3
3.3
3.3
3.3
10k
R672
1I/O
1O/I
2O/I
2I/O
2C
3C
GND
3I/O
3O/I
4O/I
4I/O
4C
1C
VCC
1I/O
1O/I
2O/I
2I/O
2C
3C
GND
3I/O
3O/I
4O/I
4I/O
4C
1C
VCC
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
SELECT
1A
1B
1Y
2A
2B
2Y
GND
3Y
3B
3A
4Y
4B
4A
ST
VCC
0.1
C663
0.1
C665
0.1
C664
10k
R673
C655 220 10V
R656
47k
R643 470
R652
47k
R664
2.2k
R642 47k
R653 470
R644
47k
R649 470
R657
2.2
R645
470
R648 47k
R646 470
R658
2.2
R654 470
R647 47k
R655
47k
Q655
KTA1273-Y-AT
R651 470
R641
470
R650 47k
21P
CN420
50V
10
C687
10V
470
C678
10k
R671
0.1
C697
0.1
C698
1N4002B-E5
D624
1N4002B-E5
D623
13P
CN410
Q656
2SC3052EF-T1-LEF
31P
CN430
DATA
CLK
GATE
ST_REQ
AIN
BCK
LRCK
M-MUTE
MGND
VM(7V)
DVDD(3.3V)
D-OUT
DGND
SBSY
REQ
/CCE
BUCK
BUS3
BUS2
BUS1
BUS0
/RST
AGND
L-OUT
DACGND
R-OUT
AVDD(3.3V)
L-IN
ADCGND
R-IN
ADCVDD(5V)
1.5k
R666
50V
10
C699
0
JR622
2.2k
R613
470
R614
10k
R615
220
R616
0
JR661
R662
33k
R663
22k
0.1
C656
2.2k
R617
1N4002B-E5
D651
JL142
JL150
JL153
JL161
JL162
JL176
JL177
JL183
JL184
JL185
JL186
JL187
JL188
JL190
JL192
JL194
JL196
JL197
JL198
JL199
JL200
JL201
JL202
JL203
JL204
JL205
0.1
C679
Q657
ISA1235AC1TP-1EF
Q658
ISA1235AC1TP-1EF
D692
MAZ8056GMLS0
JW626
JW623
0.1
C451
JL195
JL193
JL191
JL189
JL182
JL181
JL180
JL179
JL178
JL175
JL169
JL168
JL170
JL171
JL172
JL173
JL174
JL164
JL163
JL166
JL167
JL165
JL156
JL157
JL159
JL155
JL158
JL160
JL147
JL144
JL143
JL145
JL148
JL146
JL149
JL151
JL152
JL154
C321
0.1
C566
0.1
C642
0.1
C641
0.1
C640
0.1
C677
0.1
C681
0.1
20
21
28
31
29
32
27
30
C671 1000p
BUS3_U
REQ_U
GATE
ST-REQ
AIN
BCK
LRCK
47
CD_USB-R
USB_REC-R
USB_REC-L
35
33
28
27
26
25
24
23
22
CD_USB-L
48
19
5
M2+
M2-
M1+
M1-
BUS1
BUS3
BUS2
BUS1_U
BUS0_U
BUS2_U
CCE_Z
CCE_U
40
BUCK_Z
BUCK_U
REQ_Z
CCE_Z
REQ_Z
45
46
BUS0
BUCK_Z
37
MAIN BOARD (4/4)
REGULATOR
Q655-658
7
11
D
B
6
9
10
F
5
3
G
1
12
C
E
H
8
4
13
A
14
2
I
1
2
3
4
5
6
7
8
9
10
11
12
13
M2-
M2+
M1-
M1+
SW-COM
SW3
SW1
SW7-CHACK
SW2
SW6-CLOSE
SW5-STOCK
SW8-OPEN
NC
CD
MECHANISM
DECK
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
DATA
CLK
DO (RTS)
DI (CTS)
USB-SO (TXD)
USB-SI (RXD)
BCK
A-IN
GATE
REQ
ST-REQ
USB-RST
LRCK
DVSS
DVDD+3.3V
BUS0
BUS1
BUS2
BUS3
BUCK
CCE
7
1
2
3
4
5
6
14
13
12
11
10
9
8
7
1
2
3
4
5
6
14
13
12
11
10
9
8
TC74HC4066AFT(EL)
IC670
IC670
BUS SWITCH
TC74HC4066AFT(EL)
IC672
BUS SWITCH
IC672
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
Q696
2SC3052EF-T1-LEF
+5V REGULATOR
TC74VHC157FT(EKJ)
IC673
IC673
DATA SELECTOR
Q645
2SA1365-T112-1EF
Q646
2SA1365-T112-1EF
Q647
2SC3440-T12-1F
Q648
2SC3440-T12-1F
Q640
2SA1365-T112-1EF
Q641
2SA1365-T112-1EF
Q643
2SC3440-T12-1F
Q644
2SC3440-T12-1F
MOTOR DRIVE
Q640, 641, 643-648
CCE_U
BUCK_U
LRCK
REQ_U
GATE
AIN
BCK
ST-REQ
BUS0_U
BUS1_U
BUS2_U
BUS3_U
RT1N431C-TP-1
Q671
INVERTER
(Page 37)
(Page 33)
(Page 38)
(Page
29)
