Block Diagrams, Testpoint Overviews, and Wiring Diagram
6.
Powerlines Overview
CL 36532023_038.eps
100403
U_CONT
A1
LOCAL SUPPLY
A10
+3V5
+3V5
+5V4
+5V4
MEMORY
A2
+3V5
+3V5
AUDIO DELAY LINE
VIDEO CONNECTOR
uP
A7
+5VD
+5V4
AUDIO AMPLIFIER
SCART I/O
FRONT LED
A9
+12_24DC_SUP_1
12_24DC_SUP_1
12_24DC_SUP
12_24DC_SUP
(FOR ITV ONLY)
+3V5
+3V5
+8V3
+3V5
+8V3
+3V5
IF VIDEO
A4
+3V5
+3V5
+5V4
+5V4
+8V3
+8V3
+8V3A
+2V5
+25VI
+2V5II
+5V
+2V5
+25VI
+2V5II
+5V
+5V4
+5V4
+8V3
+8V3
12-24DC_SUP
TUNER
A3
+5V4
+5V4
9-1100
TUNING VOLTAGE
DC/DC
CONVERTER
7120
CONTROL
AND
STABILIZER
7920
2
6
4303
10
1
1426
TO 1801
3D COMP
(OPTIONAL)
N.C.
5301
7
2
1231
7
2
1170
5206
5601
A8
+5V4
+5V4
+5V4A
+8V3
+8V3
5620
C9
+3V3
+3V3
DAC_3V3
5354
DCC5V
VDD_IO_3V3
5351
+3V3_ASM
5401
+1V8
+1V8
DAC_1V8
5352
PLL_1V8
5353
VDD_CORE_1V8
5357
A11
J
+3V5
+8V3
+8V3
+3V5
FOR
DEBUGGING
PURPOSE
+5
+5
+3V3
2
1752
+5
1
1751
C8
+3V3
+3V3
PC-IN
+2V5I
+2V5I
C7
SDRAM (SCALER)
C6
SCALER
C4
VIDEO DECODER
C3
POWER
C1
OUTPUT (LVDS)
C5
LCD
MONITOR
+3V3
+3V3
+3V3
ON/OFF
+3V3
+3V3
+3V3
12_24DC_SUP
1x
+5V
5x
+3V3
8x
+1V8
1x
+2V5I
2x
+2V5II
1x
+2V5
12_24DC_SUP
12_24DC_SUP
+5V
+3V3
+5
+1V8
+2V5I
+2V5II
+2V5
1x
PAN_VCC
PAN_VCC
+12V
+3V3
+3V3
+3V3
+3V3
VIDEO
A5
A6
+5V4
+5V4
+8V3A
+8V3
+8V3
+8V3
+8V3A
1
2
3
4
1902
5
8
7
6
1402
12_24DC_SUP
12_24DC_SUP
2x
12_24DC_SUP-1
1x
5900
+3V5
+3V5
250mA
5x
5921
POWER
DOWN
CIRCUIT
7903,7904
POWER_DOWN
5901
5930
33u
3904
3925
6925
3915
3930
CONTROL
AND
STABILIZER
7910
2
7
+8V3
+8V3
300mA/400mA
5x
5911
CONTROL
AND
STABILIZER
7930
2
7
+5V4
+5V4
320mA
7x
5931
1903
11V9
1600mA
1002
1001-1
1
2
7000mA
7900
STANDBY
3
2
1
7005
PANEL_PWR_CTR
4
CONTROL
POW_CON_SCALER
CONTROL
3517
3516
3226
3221
6212
6211
1201
PC INPUT
K4-7302
+5
2
3
5304
5002
5001
+5
5009
5003
5004
7301
2
1
7001
2
3
7009
2
3
7006
2
3
7007
+5V
+5V
1
6
10
11
5
15
40
39
1506
4
3
2
1
1003
+3V3
5006
+5
5012
+5
5010
SS (12V) ONLY
2
3
7008
5005
CONTROL
CONTROL
+
STABILIZER
12_24DC_SUP
5011
LS (24V) ONLY
5013
SS (12V) ONLY
5015
6
2
7010
MC34063A
LS (24V) ONLY
5025
5521
5517
5014
12V SS
SUPPLY
UNIT
24V LS
5026
MONITOR
CONNECTION
+3LVDS
+3PLL
HDTV-DECODER
(only for AP, NAFTA and LATAM)
C10
+5
+5A
+5
(26-7252)
2
3
PVD
5257
5258
+3V3
+3V3
7251
6261
(RESERVED)
3
1
CN4
3
1
CN5
3
1
CN2
3
1
CN3
L1
L2
Vb
INVERTER (FOR 15" AND 17" ONLY)
IN
Va
C3
Q4-Q6
5V
5
6
7
8
CN1
Vbri
ON/OFF
4
F1
F4A
R1
Q1
R5
R6
R4
R3
Q8
CONTROL
BACK
LIGHT
OUTPUT
BACK
LIGHT
D1,Q3
Q2
R8
C4,5
R7
D3,8