Philips DVD740VR/051 Service Manual page 34

DVD System Control Block Diagram
IC301
(FRONT END PROCESSOR)
TFWD
42 TFWD
TREV
41 TREV
TIN
59 TIN
TOUT
60 TOUT
SCK
70 SCK
STDIO
FROM/TO
72 STDIO
SEN
RF SIGNAL
10 SEN
PROCESS
MUTE
46 MUTE
/SERVO
PS
47 PS
BLOCK
DIAGRAM
CD/DVD
71 CD/DVD
CFE
62 CFE
CAS
63 CAS
STANDBY
64 STANDBY
13
16
26
CPUADR0
ADDRESS BUS
33
CPUADR17
35
40
FROM/TO
84 CPUDT0
DVD SIGNAL
DATA BUS
PROCESS 91
CPUDT7
NINT1
BLOCK
76 NINT1
NINT2
DIAGRAM
77 NINT2
WAIT
1 WAIT
/RE
2 /RE
/WEL
3 /WEL
CS1
6 CS1
RESET
11 RESET
CN401
FG
10 FG-IN
SENSOR
RELAY
FG CBA
CBA
1-10-11
BLOCK DIAGRAMS < DVD Section >
NOTE FOR WIRE CONNECTORS:
1. PREFIX SYMBOL "CN" MEANS CONNECTOR.
(CAN DISCONNECT AND RECONNECT.)
" " = SMD
2. PREFIX SYMBOL "CL" MEANS WIRE-SOLDER
HOLES OF THE PCB.
(WIRE IS SOLDERED DIRECTLY.)
IC601
(DVD HOST PROCESSOR)
200 TFWD
201 TREV
187 TIN
188 TOUT
+3.3V
IC605
5 RESET 4 124 RESET
HANG 48 Q701
READY 49 208 READY
/FERS 82 186 /FERS
IC606
(INVERTER)
OSCI 23
OSCO 24 2 4 120 CLOCK
X301
(16.9344MHz)
X601 27MHz
BUSCLR 53 22 BUSCLR
SDA 52
SDA 51 20 SDA
SCL 50 21 SCL
SCL 79
+3.3V
KEY OUT 44 127 IRQ2
KEY IN 45
IC102 (OP AMP)
FG-IN
80 14 12
DVD MAIN CBA UNIT
CN501 CN1001 CN2002
VFD-STB 3 21 FP-STB 21 2
FP-DIN 22
VFD-DIN 1 22 5
23 FP-DOUT 23 1
VFD-DOUT 2
VFD-CLK 204 24 FP-CLK 24 3
REMOTE 125 26 REMOTE2 26
KEY
MATRIX
TO SERVO/SYSTEM
CONTROL BLOCK
<VCR SECTION>
MAIN CBA
IC2001
(FRONT PANEL CONTROL)
1G 23
7G 17
a/KEY-1 7
CN2001
b/KEY-2 8
FP-STB 2 2 FP-STB
c/KEY-3 9
FP-DIN 5
28 FP-DIN
d/KEY-4 10
FP-DOUT 1
27 FP-DOUT
e 11
FP-CLK 3 1 FP-CLK
f 12
g 13
h 14
i 16
K2 4
K1 3
RM2001
REMOTE
SENSOR
CL2003 CL2004
8 REMOTE1 8
10 REMOTE2 10
K1 6
6
5 K2 5
3 KEY-1 3
2 KEY-2 2
KEY-4 1
1
REMOTE1
FUNCTION CBA
1-10-12
FL2001
FIP
GRID
SEGMENT
H9330BLSD