Emerson EWR20V4 - Recording; DVD Recording Information and Speeds

1-10-2
Sub System Control Block Diagram
E9400BLSUB
IC3
(MAIN MICRO CONTROLLER)
IC200
(SUB MICRO CONTROLLER)
RESETEV+5V
IC201
MAIN CBADVD BE MAIN CBA UNIT
KEY SWITCH KEY SWITCH
KEY SWITCH
CN1615 CN1616
DVD-KEY-2 1
1
DVD-KEY-2 2
2
FUNCTIN CBA
10
9 8
4
1 2
64 61 25 47
11 12
45 46 54 53
40 52 51 50 41
F24
D22
G22
H22
F25
23 22
42
21 19 16 57
45
20
16
3
4
IC7 (INVERTER)
27MHz X'TAL
X3
N23 R23
27MHz CLK 27MHz CLK
SYS-RESET
SUB-RXD
SUB-TXD
SUB-SCLK
RDY
CN7
SYS-RESET
SUB-RXD
SUB-TXD
SUB-SCLK RDY
CN201
POW-SW
REG-COUT
PWSW
FID
A-MUTE
INSEL-0 INSEL-1
SUB-SDA
SUB-SCL
X OUT
X IN
XC OUT XC IN RESET
P-DOWN VCC
FL-SDA
FL-CLK FL-STB
REMOTE
DVD-KEY-1 DVD-KEY-2
POW-SW
REG-CONT
PWSW
FID
SUB-SDA
SUB-SCL
A-MUTE
INSEL-0 INSEL-1
39V-MUTE
V-MUTE
TO POWER SUPPLY BLOCK DIAGRAM TO VIDEO INPUT SELECT BLOCK DIAGRAM TO AUDIO INPUT/OUTPUT SELECT BLOCK DIAGRAM TO VIDEO OUTPUT SELECT BLOCK DIAGRAM
29 30 31
S-CS
S-DATA-OUT
S-DATA-IN
S-CS
S-DATA-OUT
S-DATA-IN
32S-CLK
S-CLK
TO SERVO/SYSTEM CONTROL BLOCK DIAGRAM
8MHz RESONATOR
X200
32.768KHz X'TAL
X201
Q202
Q203
C205 (BACKUP CAPACITOR)
SUB-SDA
SUB-SCL
INSEL-0 INSEL-1
Q16 Q17
2
28
1
12
7 8 9
10 11
REMOTE
SENSOR
RM2001
1G
7G
~
23 17
~
a b
c
d
e
STB
REMOTE-VIDEO
DISPLAY-CLK
DISPLAY-DATA
DISPLAY-ENA
DIN CLK
GRID FIP SEGMENT
FIP502
IC571 (FIP DRIVER)
13 14 16
f
g h
i
TO SERVO/SYSTEM CONTROL BLOCK DIAGRAM
SCL SDA
TU900 (TUNER UNIT)
RDY 66 SUB-SCLK 33 SUB-TXD 55 SUB-RXD 77 SYS-RESET 88
Q800
Q801
WF13 WF14