Toshiba 20HL85 Service Manual page 38
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Also See for 20HL85:
- Service manual (61 pages) ,
- Owner's manual (48 pages) ,
- Specifications (2 pages)
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A
B
8
FROM SCALER
DR2
DR3
W828
DR4
DR5
7
DR6
DR7
DR8
DR9
DG2
DG3
DG4
DG5
DG6
DG7
DG8
DG9
DB2
DB3
DB4
DB5
DB6
DB7
DB8
6
DB9
C7206
DCLK1
DVS
0.1
B
DHS
DEN
C7205
6.3V
220
V-S
5
4
C7207
0.1 B
3
FROM REGULATOR
NLC3225
L7201
P.CON+3.3V
47uH
P.CON+12V
NLC3225
L7202
NLC3225
2
47uH
L7203
47uH
GND
1
CAUTION
A
B
G-17
C
LVDS SCHEMATIC DIAGRAM
(SCALER PCB)
(17W,20W)
LVDS IC
IC7201
DTC34LM85AL
3.3
3.3
RS
TxIN4
3.3
3.3
DR9
TxIN5
TxIN3
3.3
3.3
DR7
TxIN6
TxIN2
3.3
0
DG2
TxIN7
GND
0
3.3
GND
TxIN1
3.3
3.3
DG3
TxIN8
TxIN0
3.3
3.3
DG4
TxIN9
TxIN27
3.3
0
DG8
TxIN10
LVDSGND
3.3
1.3
Vcc
TxOUT0-
NR7201
4D03WGJ0220T5E
3.3
1.2
DG9
TxIN11
TxOUT0+
1.3
3.3
DG5
TxIN12
TxOUT1-
C7213
3.3
1.2
DG6
TxIN13
TxOUT1+
50V
1
V-S
0
3.2
GND
LVDSVcc
3.3
0
DG7
TxIN14
LVDSGND
3.3
1.2
DB2
NR7202
TxIN15
TxOUT2-
4D03WGJ0220T5E
1.3
3.3
DB8
TxIN16
TxOUT2+
0
1.2
R-FB
TxCLKOUT-
3.3
1.3
DB9
TxIN17
TxCLKOUT+
R7202
3.3
1.3
DB3
TxIN18
TxOUT3-
22
R7203
3.3
1.2
DB4
TxIN19
TxOUT3+
22
0
0
GND
LVDSGND
0
3.3
DB5
PLLGND
TxIN20
3.3
C7212
3.3
DB6
TxIN21
PLLVcc
0.1 B
3.3
0
DB7
TxIN22
PLLGND
0
3.3
TxIN23
PWRDWN
NC
3.3
2.8
W811
TxCLKIN
Vcc
3.3
3.3
DHS
TxIN24
TxIN26
0
DVS
3.3
TxIN25
GND
R7201
180
:SINCE THESE PARTS MARKED BY
ARE
ATTENTION
:LES PIECES REPAREES PAR UN
CRITICAL FOR SAFETY,USE ONES
DANGEREUSES AN POINT DE VUE SECURITE
DESCRIBED IN PARTS LIST ONLY
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
C
D
E
DR6
DR5
DR4
DR3
DR2
DR8
25
LCD_TXOUT0-
LCD_TXOUT0+
LCD_TXOUT1-
LCD_TXOUT1+
C7215
0.1 B
LCD_TXOUT2-
LCD_TXOUT2+
LCD_TXCLKOUT-
LCD_TXCLKOUT+
LCD_TXOUT3-
LCD_TXOUT3+
W906
DCLK1
DEN
C7217
0.1 B
ETANT
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
D
E
F
G
P.CON+12V
NC
NC
LCD_TXOUT0-
LCD_TXOUT0+
LCD_TXOUT1-
LCD_TXOUT1+
LCD_TXOUT2-
LCD_TXOUT2+
LCD_TXCLKOUT-
LCD_TXCLKOUT+
LCD_TXOUT3-
LCD_TXOUT3+
NC
NC
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
F
G
H
8
7
TO PANEL
CP7203
FI-X30S-HF-NPB
LCD PANEL
GND
1
2
VDD +12V
V2301_1
3
VDD +12V
LC200WX1-SL01
4
VDD +12V
5
VDD +12V
6
6
GND
7
GND
8
GND
9
GND
10
LVDS_DATA
11
NC
12
GND
13
RXIN0-
14
RXIN0+
15
GND
CD7202
16
RXIN1-
17
RXIN1+
CHRU3401
18
5
GND
19
RXIN2-
20
RXIN2+
21
GND
22
RXCLK IN-
23
RXCLK IN+
24
GND
25
RXIN3-
26
RXIN3+
27
GND
28
NC
29
NC
30
GND
4
31
GND
GND
32
3
2
PCBDS0
CEE082
1
H
G-18
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