Surround Board - Philips MRD200 Service Manual

11-1

SURROUND BOARD

TABLE OF CONTENTS
Internal TC4053 Block Surround Diagram .................... 11-1
Surround Diagram ......................................................... 11-1
Circuit Diagram .............................................................. 11-2
PCB Layout (Component View) .................................... 11-3
PCB Layout (Copperside View) ..................................... 11-3
Electrical Parts List ........................................................ 11-4
INTERNAL TC4053 BLOCK DIAGRAM
V
DD
16
BINARY TO
11
A 1 OF 2
DECODER
WITH INHIBIT
LOGIC
10
LEVEL
B
CONVERSION
9
C
6
INH
8 7
V
V
EE
SS
SURROUND DIAGRAM
TC4053B
IC604
A B C
10K
RC HPF
1K
1K
RC HPF
10K
11-1
IN/OUT
cv cx by bx ay ax
3 5 1 2 13 12
TG
TG
TG
TG
TG
TG
R-IN
L-IN
JRC4558
HPF FR-OUT
A
JRC4558
HPF FL-OUT
B
JRC4558 JRC4558
HPF HPF
C-OUT
B
A
SR-OUT
1K
JRC4558
JRC4558
HPF HPF
B
A
1K
SL-OUT
14
OUT/IN
ax OR ay
15
OUT/IN
bx OR by
4
OUT/IN
cx OR cy