Dell P992 - SECTION 4 DIAGRAMS; BLOCK DIAGRAMS; Frame Schematic Diagram

P992 (E) 4-1
SECTION 4
DIAGRAMS
4-1. BLOCK DIAGRAMS
A
TO D BOARD
CN1102
22
23
24
OSD R OSD G OSD B OSD BLK V_DET BLK CLAMP
26
28
30
8
9
11
2
4
7
R OUT
G OUT
B OUT
5
3
1
R OUT
G OUT
B OUT
B IN
G IN
R IN
R IN
G IN
B IN
COF R
COF G
COF B
SCL
SDA
20
19
SCL
SDA
9
SOG OUT
HD15
5
4
3
2
1
10
15
9
14
8
13
7
12
6
11
INPUT1
(HD15)
IC003
OSD
IC001
RGB PRE-AMP
IC002
RGB AMP
15 14 13 12
18 20 19 21
14
7
8
9
4
5
2
5
4
12
13
25
24
23
3
4
5
ROUT
GOUT
BOUT
XTAL IN
HS OUT
VS OUT
SCL
SDA
HS OUT
VS OUT
SCL
SDA
SCL
SDA
HS OUT
VS OUT
HS IN
VS IN
CS IN
RIN
GIN
BIN
IC004
CUT OFF AMP
IC011
HEATER REG
X001
24.5MHz
H FLY
OSD R
OSD G
OSD B
OSD BLK
AV
BLK
CLP
1
2
4
6
7
8
9
+B
+B
+80V
+12V
7V
3.3V
5V
+B
+80V
+12V
7V
3.3V
5V
CN312
G2
1
G2
CN318
5
3
1
7
KR
KG
KB
HEATER+
CN315
5
3
1
7
KR
KG
KB
HEATER+
FV FC HV
CN316
V901
PICTURE TUBE
7
10
17
18
11
10
2
C
TO D BOARD
CN604
TO D BOARD
FBT
A
(VIDEO AMP, RGB OUT)
Vcc OUT
VADJ
7V
5
6
7
1
9
10
2
3
DDC GND
DDC SCL
DDC SDA
H BLK
IIC SCL
IIC SDA
HS OUT
VS OUT
CN311
CN304
985 6
IC006
INVERTER
IC009
ROM
3 4 11 10
1 2 13 12
SDA
SCL
5
6
B
2
3
4
DDC SCL
DDC SDA
HOST GND
8
9
2
4
6
VD
HD
BLUE
GREEN
RED
CN313
24
IC005
INVERTER
LED DRIVE
Q1400
D1400
A
G
LED DRIVE
Q1401
POWER
H4
(USER CONTROL)
1
2
3
4
T-AMB
KEY SCAN
LED1
LED2
CN1400
D
TO D BOARD
CN1103
S1401
–
S1400
+
S1402
BRT/+
S1404
CONT/–
S1405
MENU
SW
Q004
SW
Q005
B-SS9330<U/C>-BD1-EPS05
5V
TH1400