PDP-506PE
93
5
6
7
8
5
6
7
8
C
D
F
A
B
E
TBFIL2 1
TBFIL3
42
TBFIL1 2
TBFIL4
41
LPFOUT 3
TBFIL5
40
LPF2 4
TBFIL6
39
LPF1 5
TBFIL7
38
OUTW 6
RECFIL
37
SRSFIL1 7
SRSFIL2
36
CSR 8
CTB
35
FCSFIL1a 9
FCSFIL1b
34
FCSFIL2a 10
FCSFIL2b
33
CFCS 11
AGC
32
INa 12
INb
31
TESTa 13
TESTb
30
TONE-Ha 14
TONE-Hb
29
TONE-La 15
TONE-Lb
28
OUTa 16
OUTb
27
CTH 17
CBA
26
CTL 18
CVO
25
SDA 19
VREFIN
24
SCL 20
VREFOUT
23
GND 21
V+
22
INa
AGC
12
CVO
25
32
AGC
VOL1
VOL2
Logic
Bias
VOL2
VOL2
TONE
INb
31
VOL1
TONE
WOW/Simulated
(FOCUS/TruBass/SRS 3D)
Tone-Ha
TONE-Hb
TONE-Lb
FCSFIL1b
FCSFIL2b
SRSFIL1
SRSFIL2
LPF1
LPF2
LPFOUT
RECFIL
OUTb
14
Tone-La
15
29
28
FCSFIL1a
9
FCSFIL2a
10
TBFIL1
2
TBFIL2
1
TBFIL3
42
TBFIL4
41
TBFIL5
40
TBFIL6
39
TBFIL7
38
34 33 7 36 5
4
3 37
27
OUTw
6
VREFIN
24
VREFOUT
22
OUTa
16
SDA
19
SCL
20
CBA
26
CTH
17
CTL
18
CSR
8
CTB
35
CFCS
11
V+
22
GND
21
NJW1183L (HD AUDIO ASSY : IC3753)
• FOCUS & SRS IC
Pin Arrangement (Top view)
Block Diagram