
50
HCD-DX70
2
3
14
1
f04
13 f05
12 f06
11 REC
LEVEL
10 VCC
15 f03
5
REC
NF
6
REC
IN
7
RESET
C
8
BIAS
C
9
GND1
4
16 f02
17 f01
18 RESET
R02
P01
LINE
NF
LINE
IN
REFFERENCE
CURRENT
BPF
DET
BPF
DET
BPF
DET
BPF
DET
DET
RESET
Bias
REFFERENCE
CURRENT
DET
DET
BPF
BPF
1
2
3
4
5
6
7
8
9
CONTROL LOGIC
TSD
VREF
O
UT2
O
UT1
RNF
VM
VCC
FIN
GND
RIN
10
11
12
4
3
EQ IN
9
D
10
F
E
8
C
7
B
6
A
AC SUM
DC_ OFST
RFDCI
11 RFDCO
VC
24 BST
25 VFC
CEI
EQ
APC
5
GND
AC
SUM
26 RFC
AC
VCA
23 RFG
22 VCC
20
21
CE
19 TE_BAL
18 TE
17 FEI
16 FE
1
LD
2
PD
11
SW 12
13
DVCC
14
DVC
15
RFAC
VC
EQ
ON/OFF
VC
VC
VC
VC
DVC
DVC
APC-OFF(Hi-Z)
RW/ROM
(H/L)
DVC
DVC
AVC
DVCC
VC
DVC
RW/ROM
RW/ROM
RW/ROM
RW/ROM
RW/ROM
RW/ROM
DVCC
VCC
VCC
VCC
VOFST
VOFST
VOFST
B
C
A
D
gm
gm
DVCC
IC103 CXA2581N (BD BOARD)
IC602 BA3830F-E2 (PANEL BOARD)
IC701 BA6956AN (DRIVER BOARD)
Summary of Contents for HCD-DX70
Page 28: ...HCD DX70 28 28 6 7 SCHEMATIC DIAGRAM MAIN 2 4 SECTION Page 24 Page 41 Page 29 Page 27 Page 30 ...
Page 33: ...33 33 HCD DX70 6 13 SCHEMATIC DIAGRAM POWER AMP SECTION Page 43 Page 43 Page 30 Page 30 ...
Page 37: ...37 37 HCD DX70 6 17 SCHEMATIC DIAGRAM SWITCH SECTION Page 35 Page 35 ...
Page 39: ...39 39 HCD DX70 6 19 SCHEMATIC DIAGRAM LEAF SW SECTION E Page 30 4 4 ...
Page 43: ...43 43 HCD DX70 6 23 SCHEMATIC DIAGRAM TRANS SECTION H Page 33 Page 33 ...