1-9-1
BLOCK DIAGRAMS
System Control Block Diagram
E7B22BLS
IC101
(MAIN MICR
O CONTR
OLLER)
IC1501
(SUB MICR
O CONTR
OLLER)
REMO
TE
SENSOR
RM1501
1G
7G
~
23
17
~
a
h
i
~
7
14
~
GRID
RESET
EV+3.3V
VFD
SEGMENT
FL1501
IC1503
IC1502
A
V
CB
A
D
VD MAIN CB
A
(VFD DRIVER)
KEY SWITCH
KEY SWITCH
CN1502
CN3001
KEY
-1
1
1
KEY
-2
2
2
SW CB
A
16
28
1
2
48
50
49
27
1
2
52
53
38
39
33
34
22
19
18
20
29
N23
J25
T4
N24
L25
R24
8
9
12
14
30
7
1
2
11
27MHz
X'T
AL
X802
CLK 27 IN
CLK 27 OUT
SYS-RESET
SYS-RESET
SUB-RXD
SUB-TXD
SUB-SCLK
RD
Y
CN701
SYS-RESET
SUB-RXD
SUB-TXD
SUB-SCLK
RD
Y
CN1201
REG-CONT
PWSW
A
UDIO-MUTE
D
VD-A
UDIO-MUTE
D
VD-A
UDIO-MUTE
SCAR
T
-A
UDIO-MUTE
SCAR
T
-A
U
DIO-MUTE
SUB-SD
A
SUB-SCL
OSC2
OSC1
X OUT
X IN
RESET
P-DO
WN
B
UP+3.3V
FL-DIN
FL-CLK
FL-STB
REMO
TE
KEY
-1
KEY
-2
REG-CONT
PWSW
SD
A
SCL
A
UDIO-MUTE
37
T
O
PO
WER SUPPL
Y
BLOCK DIA
GRAM
T
O
A
UDIO
BLOCK DIA
GRAM
8MHz
RESONA
T
O
R
X1502
32.768KHz
X'T
AL
X1501
Q1504
Q1505
C1509
(BA
CKUP CAP
A
CIT
OR)
DIN
CLK
STB
2
FAN-GND
1
FAN+12V
CN1601
FAN
N1
SCL
SDA
TU1701(TUNER UNIT)
9
10
EV+5V
Q1602
Q1506
Q1507
F
AN-AL+12V
55
F
AN-CONT2
N2
44
SYS-RESET
11
SUB-RXD
33
SUB-TXD
55
SUB-SCLK
22
RD
Y
IC106
CN101
CN1151
26
P-ON+1.2V
30
30
1V2CONT
+1.2V
REGULA
T
O
R
SD
A
SCL
T
O
VIDEO
BLOCK DIA
GRAM
1V2CONT
VI+1.2V
D
A
VN-L
D
A
VN-L
24
B
Comparison Chart of
Models and Marks
MODEL
M
ARK
DR-C3835
A
DR-
B3737
B
Содержание DR-B3737
Страница 1: ...SERVICE MANUAL DVD RECORDER DR C3835 DR B3737...
Страница 33: ...1 10 11 E7B22SCAV4 AV 4 5 Schematic Diagram...
Страница 34: ...1 10 12 E7B22SCAV5 AV 5 5 Schematic Diagram...
Страница 36: ...1 10 14 AFV Schematic Diagram E7B22SCAFV Comparison Chart of Models and Marks MODEL MARK DR C3835 A DR B3737 B...
Страница 37: ...1 10 15 SW Schematic Diagram Jack Schematic Diagram E7B22SCJ E7B22SCSW...
Страница 38: ...1 10 16 BE7B00F01011A AV CBA Top View...
Страница 43: ...1 10 21 AFV CBA Top View BE6800F01091 AFV CBA Bottom View...
Страница 62: ...DR C3835 DR B3737 E7B22FD E7B25BD 2006 04 28...