Philips MCM240 Service Manual page 21

BLOCK DIAGRAM - CD Player Processor
TC94A14FA
48 47 46 45 44 43 42
DV 49
SS3
Clock
RO 50
generator
DV
51
DD3
LPF
DV
52
1-bit
DAC
LO 53
DV 54
SS3
ZDET 55
Address
circuit
V 56
SS5
BUS0 57
16 k
BUS1
58
RAM
BUS2
59
BUS3
60
Audio out
BU C Digital output
61
circuit
Micro-
/CCE
62
controller
interface
/RST
63
V
64
DD5
1 2 3 4 5 6
8-2
41 40 39 38 37 36 35 34 33
PWM
D/A
A/D
Servo control
Digital equalizer
ROM
automatic
RAM
adjustment circui t
Data
CLV servo
slicer
Synchronous
guarantee
EFM
VCO
decoder
Sub code PLL
decoder TMAX
7 8 9 10 11 12 13 14 15 16
BLOCK DIAGRAM - SYSTEM ELECTRONIC VOLUME
TC9422N
32 TEZI
31 TEI
SBAD
30
FEI
29
28 RFRP
27 RFZI
26 RFCT
25 V
DD3
24 RFI
SLCO
23
V
22
SS3
VCOF
21
PV
20
REF
LPFO
19
LPFN
18
TMAX
17
8-2