Main (4) Circuit Schematic Diagram - Sharp BD-HP75U Service Manual

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BD-HP75U

[4] MAIN (4) CIRCUIT SCHEMATIC DIAGRAM

To POWER
AT_12V
AT_12V
6.8K
R2503
CZ
AT_5V
AT_5V
DRIVE_P-CON
MAIN_P-CON
SUB_SHORT_DET
DRIVE_12V
DRIVE_12V
D_GND
HP75
P2501
N0566FJ
TL2529
AT_3.3V
1
R2511
TL2524
232C_RXD
RS232C_RXD
2
10K
TL2525
232C_TXD
RS232C_TXD
3
R2540
TL2530
10K
GND
4
R2541
P2502
10K
N0565FJ
TL2533
KEY_OPE2
KEY_OPC2
1
TL2527
KEY_OPC1
2
KEY_OPC1
TL2528
AT_3.3V
3
TL2501
GND
14
TL2502
GND
13
TL2503
KEY_EJECT
KEY_EJECT
12
TL2504
R2526
KEY_STBY
KEY_STBY
0
11
R2513
TL2505
0
LED_STBY
LED_STBY
10
TL2506
R2527
LED_PON
LED_PON
9
0
R2514
232C_TXD
TL2507
0
R2528
LCD_DATA
LCD_DATA
8
0
R2521
232C_RXD
TL2508
0
LCD_CLK
LCD_CLK
7
TL2509
HP25
LCD_CS
LCD_CS
6
TL2510
LCD_RST
LCD_RST
Q2501
5
R2529
R2524
2SC3928AR
TL2511
0
BL_LCD
BL_LCD
4
0
R2525
TL2512
0
LED_PLAY
LED_PLAY
R2531
3
0
TL2513
OEM
AT_5V
2
Q2502
TL2515
R/C_PULSE
RT1N241C
R/C_PULSE
1
N0534FJQ1
CN2501
C2501
0.1u
UNTIL PP
CN2504
N0056CE
F_uCON
Version Up
TL2518
GND
1
TL2519
RESET
2
TL2520
TOOL_0
TOOL_0
3
TL2521
FLMD0
FLMD0
4
TL2522
TOOL_1
TOOL_1
5
TL2523
AT_3.3V
6
3.3K
R2504
CZ
IC2504
PST8246N
R2508
5
4
4.7K
CZ
C2519
1u
R2512
18K
R2509
2.7K
1
2
3
PWB
CZ
R2510
C2520
180
0.1u
CZ
IC2502
4
5
NC
CT
PST8420N
GND
VCC
VOUT
3
2
1
C2513
0.33u
PWB
TL2526
PWB
IC2503
4
RESET
5
PST8214N
F
R2518
R2517
15K
0
3
2
1
R2520
15K
F
C2518
1u
R2547
R2556
15K
F
47K
R2554
150K
PWB
OEM
R2557
470
CZ
C2514
100u
6.3V
APF
R2555
1K
R2506
PWB
10M
PWB
X2501
SC0032TA
32.768KHz
1
4
C2510
12P
2
C2511
3
15P
C2508
22u
6.3V
CKZ
C2506
0.1u
1
2
3
VCC
GND
CTL
MM3293DN
OUT
C
5
4
IC2505
TP2501
F_AT_3.3V
C2522
2.2u
TL2514
PWB
36
35
34
33
32
31
30
29
28
27
26
25
37
F_BUSY
VSS
24
38
CEC_IN
VREF
23
R2539
1K
CEC_OUT
C2504
39
F_TO_H_TXD
22
0.1u
40
RESET
H_TO_F_RXD
21
R2543
10K
41
XCOUT
COLD_RST
20
R2544
10K
42
XCIN
IC2501
232C_TXD
19
R2538
IXD269WJQZ
10K
43
DEBUG_FLMD0
232C_RXD
18
FL2501
CA031WJ
R2534
44
XOUT
DR_POW
17
45
XIN
SHORT_DET
16
PWB
CRM
46
REGC
DEBUG SEREAL0
MAIN_POW
15
C2505
1u
47
VSS
PFAIL
14
48
VDD
13
1
2
3
4
5
6
7
8
9
10
11
12
OEM
R2536
2.2K
R2505
2.2K
PWB
R2502
2.2K
R2501
2.2K
7 – 4
C2502
0.1u
C2503
100u
16V
R2533
APF
0
D2501
FB2501
DA1010
0051TA
PWB
232C_TXD
232C_RXD
SUB_SHORT_DET
C2507
1u
F
u _
C
O
N
NOT USE
TO HDMI
FR_HDMI_SDA
FR_HDMI_SCL
F_HDMI_HPD
FR_CECIN_1
FR_CECOUT_1
FR_CECINOUT
F_AT_3.3V
TO EMMA3PF3
FRONT_RXD
FRONT_RXD
FRONT_TXD
FRONT_TXD
FL_BUSY
FL_BUSY
COLD_RST#
COLD_RST#
VCXO_PWM
VCXO_PWM
F_MUTE
F_MUTE
Secure_Boot
TO NAND_EEPROM
Secure_Boot

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