24Lc16B (Ic 404) Front P.w.b; Cxa1511M (Ic 201) Xm-Ready P.w.b.; Njm2068 (Ic 104, 108-113, 120) Input P.w.b. - Denon DRA-397 Service Manual

24LC16B (IC 404) FRONT P.W.B

1
A0
2
A1
3
A2
4
V
SS

CXA1511M (IC 201) XM-READY P.W.B.

8 5
1 4

NJM2068 (IC 104, 108-113, 120) INPUT P.W.B.

(IC 209) XM-READY
8
V
CC
7
WP
6
SCL
5
SDA
Block Diagram and Pin Configuration
IN 1
ABLC
Photo
Diode
BLOCK DIAGRAM
WP
I/O MEMORY
CONTROL CONTROL
LOGIC LOGIC
SDA SCL
V
CC
V
SS
Head Limiter BPF Delector &
Amp Amp BEF Comparator Integralor
2
C1
470, 680
0.01µ 0.01µ
16
DRA-397/297/37
HV GENERATOR
EEPROM
ARRAY
XDEC
PAGE LATCHES
YDEC
SENSE AMP
R/W CONTROL
Hysteresis
Comparator
4 5 6 8
3 7
C2 GND fo N.C. OUT V
200k
(fo = 40kHz)
CC
V = 5V
CC