Dell P992 Service Manual page 2

AC IN LF602
CN600 F601
:LFT
AC L 1
NC 2
AC N 3
DGC
CN601 RY601
TH601
DGC 1
DGC
4
RELAY DRIVE
Q608
RY603
CN1104
CN1102
LB DET 32 +15V
DDC SDA1 7 7 DDC SDA1
DDC SCL1 9 6 DDC SCL1
DDC GND1 11 5 DDC GND1
IIC SDA IIC SDA
IIC SDA 1 10 IIC SDA
IIC SCL IIC SCL
IIC SCL 3 9 IIC SCL
TXD VS OUT
TXD 2 3 VS OUT
RXD HS OUT
HS OUT
RXD 4 2
WAKE UP H BLK
WAKE UP 36 1 H BLK
KEY SCAN
KEY SCAN 35
LED1
LED1 33 CN1101
LED2 TXD
LED2 31 4 TXD
T-AMB RXD
T-AMB 42
3 RXD
I
PLL LOCK
PLL LOCK 39
POC
TO N BOARD
POC 40 CN1103
CN1001 HV DET T-AMB
HV DET 6 T-AMB
1
ABL DET KEY SCAN
ABL DET 8 3 KEY SCAN
G2 LED1
G2 10
4 LED1
S6 LED2
S6 12 5 LED2
S5
S5 14
S4
S4 16
S3
S3 18
S2
S2 24
S1
S1 26
S0
S0 28
PWR SW
PWR SW 23
DGC SW
DGC SW 25
V.FBP
V.FBP 30
CN502
IIC SCL
IIC SCL 19
IIC SDA
IIC SDA 20
VSOUT
VSOUT 11
HSOUT
HSOUT 13
H BLK
H BLK 15
GXSC
GXSC 21
GYSC
GYSC 23
LCC NS
LCC NS 22
PLL LOCK
PLL LOCK 7
POC
POC 5
H.DF
H.DF 1
V.DF
V.DF 2
VSAWN
G
VSAWN 10
DCC2
DCC2 12
TO DA BOARD
H.LINBAL
CN1101 H.LINBAL 16
HSAW_SW(NC) 24
HSHAPE
HSHAPE 32
REFDC
REFDC 33
HD OUT
HD OUT 34
YDC
YDC 35
HFBP
HFBP 36
XDC
XDC 37
D.TILT
D.TILT 38
YSC
YSC 39
XSC
XSC 40
LCC NS
LCC NS 22
D625
AC RECT
TH600
RY602
IC603
SW REG CONT
1 4
VIN DRIVER
+15V
S602
PROTECT 14 5
OOB ISENS
L601 Q601, 602
POWER
13
DEM
6
VAUX
9 7
VCTRL
DS
IC607
4
RELAY DRIVE 3
Q603
DGC SW
PWR SW
A
TO A BOARD
CN311
H.DF
V.DF
ECS
HFBP
D
TO H4 BOARD
DCC2
CN1400
VSAWN
V.FBP
HV DET
ABL DET
G2
HD OUT
HSHAPE
S1
S CAP
S2
CANGE
S3
Q511-515
S4
S5
S6
H.LINBAL
T602 :SRT
10
9 11
12
5 13
BOOST SW
Q605
14
3
15
16
2
17
18
IC605
6V
5V REG
6V
2 4
Vcc OUT
1
1
CTL
ERROR AMP
2
IC610
7V
Q609
3.3V REG
2 4
Vcc OUT 3.3V
200V
3 IC608 1 5
SW
CTL ADJ
Q607
1
15V
IC604 12V REG
I O
6V
IC601 5V REG
I O
H DF OUT
Q701-705
V DF OUT
Q706, 707
IC401 V OUT
1
+ OUT
7
–
H DRIVE BUFF H DRIVE
Q501-503 Q504
T501
:HDT
L502
IC501 PWN CONT, HV CONT
:HLC
3
B4+
24
B4O
23
OP1
2
T503 OP1+
:LCT 8
15V
Hdrive
H LIN BAL SW
Q510
D
200V
80V
D.TILT
15V
XSC
IC701 CY AMP
7V
6V
3 1
INA– IOUTA
3.3V
–15V
4 2
INA+ OUTA
6 8
INB+ OUTB
7 9
INB– IOUTB
40V
YSC
DC CONTROL
Q606
5V
IC702 CY AMP
5 6
–IN A (X) OUT A (X)
XDC
4
+IN A (X)
YDC 3
+IN B (Y)
REFDC
2 1
–IN B (Y) OUT B (Y)
10
STBY
3.3V
IC1603 LCC AMP
6
8
12V INB+
OUT B
LCC NS 7
9
INB –
I OUTB
5V
T701
:DFT
+B L901
BUFF
:HRC
Q507
HV REG SW
Q901
4
5
1
3 HV OUT
Q902
6
2
IC902 AMP
5
7 +
G2 OUT
H OUT 6
–
Q905
Q505
8
G2 MUTE G2 MUTE
Q906 Q907
6
18
B3O
19
B2O
+B
20
B1O
13 PIN OUT
REF
Q506
12
OP2+
S501
(RASTER CENTER TAP SWITCH)
DEFLECTION , HDF, VDF,
HV, POWER SUPPLY
IC703
3.3V
ROTATION DRIVE
ROTATION
CN701
1
+ 4
2 10 ROTATION+
–
ROTATION–
9
8 XSC–
XSC+
7
6 YSC–
5 YSC+
4 XDC–
3 XDC+
2 YDC–
1 YDC+
LCC (+)
1
LCC
3 LCC (–)
CN604
+B
1
+B 2 +B
+80V +80V
4
+12V 6 +12V C
7V
7 7V
TO A BOARD
3.3V 8 3.3V
CN312
5V 9 5V
TO
T901
PICTURE TUBE
:FBT
HV
17
13
TO
FV
PICTURE
TUBE
14
15
16
TO
FC
PICTURE
TUBE
11
12
CN510
1 G2 B
V DY
CN501
L510
1 V+
:HOC
V–
2
4 H–
6 H+
T509
:HCC
H DY
B-SS9330<U/C>-BD3-EPS05
P992 (E) 4-3