BenQ V37X Product Service Manual page 180

5
T501 T501
A
J502 J502
6
D
11 1
7
T505 T505
12 2
8
T508 T508
13 3
9
T511 T511
14 4
10
T512 T512
15 5
2K24012A15 2K24012A15
R513 R513 47 47
R514 R514 47 47
V502 V502 V503 V503
15V 150PF 15V 150PF 15V 150PF 15V 150PF
C
R519 R519 R520 R520
4.7K 4.7K 4.7K 4.7K
GSCL
GSDA
V509 V509 V508 V508
15V 150PF 15V 150PF 15V 150PF 15V 150PF
B
U502 U502
C512 0.1U K C512 0.1U K
1
C1+ VCC
2
V+ GND
3
C1- T1OUT
C513 0.1U K C513 0.1U K
4
C2+ R1IN
C514 C514
5
C2- R1OUT
0.1U K 0.1U K
6
V- T1IN
7
T2OUT T2IN
8
R2IN R2OUT
C515 C515
0.1U K 0.1U K
ADM202EARNZ-REEL ADM202EARNZ-REEL
R522 R522
U503 U503
1
DTV_DL_RX
2Y1
2
13 MCU_RX 2Y0
3
DTV_DL_TX
3Y1
TXD
4
A
3Z
R523 R523 0 0
5
13 MCU_TX
3Y0
6
E
7
VEE
8
GND
74HC4053PW_DNP 74HC4053PW_DNP
5
4
+5VS
BAV99 BAV99 BAV99 BAV99 BAV99 BAV99
J J J
DN11 DN11 DN12 DN12 DN13 DN13
D11 D11 D12 D12 D13 D13
K A K A K
LL4148 LL4148 LL4148 LL4148 LL4148 LL4148
L501 Z30 L501 Z30
T503 T503
L502 Z30 L502 Z30
T506 T506
L503 Z30 L503 Z30
T509 T509
T510 T510
T513 T513 R518 R518 0 0 UART_RX
T514 T514 R521 R521 0 0 UART_TX
Check!!
V506 V506 V511 V511
15V 150PF 15V 150PF 15V 150PF 15V 150PF
PC_VS 6
PC_HS 6
R516 R516 R517 R517
4.7K 4.7K 4.7K 4.7K
D504 D504 +5VS
PC_5V
A1 A2
BAV70LT1G BAV70LT1G
5V_PCDDC
U501 U501
C511 C511
8 1
VCC A0
0.1U K 0.1U K
7 2
WP A1
6 3
SCL A2
5 4
SDA GND
AT24C02N-10SU-1.8 AT24C02N-10SU-1.8
+5VA
16
15
UART_RX
14
UART_TX
13
RXD
12
TXD
11
10
9
0 0
+5VA
16
VCC
RXD
15
2Z
C516 C516
0.1U K_DNP 0.1U K_DNP
14
1Z
13
1Y1
L : 328B/106B
12
H : DTV DL
1Y0
11
S1
10
S2
9
S3 RS232_SEL 12
4
3
Closed to AD9380 (U601)
PC_R
PC_G
PC_B
R509 R509 R510 R510 R511 R511 C506 C506 C507 C507 C508 C508
75 75 75 75 75 75 12P J_DNP 12P J_DNP 12P J_DNP 12P J_DNP 12P J_DNP 12P J_DNP
50V 50V 50V 50V 50V 50V
R503 R503
AUDIO PC INPUT
J501 J501 T502 T502 1K 1K
1
1
C504 C504
7
7
DNP DNP
6
6
T504 T504
3
3
T507 T507
2
2
R512 R512
4
4
5
5
2B10165031 2B10165031
1K 1K
V501 V501 V510 V510
15V 150PF 15V 150PF 15V 150PF 15V 150PF C509 C509
DNP DNP
3
2
S02_04 :
1. LJ1, LJ2, LJ3, RJ2, RJ3, RJ4 Modify
LJ1, LJ2, LJ3 --> RJ5,RJ6,RJ7
2. Del : R526, C502, Q502
3. RS232 Power Control by RS232_ON
S03:
1. Del R501,502,503,DNP C506,507,508
2.Add L501,502,503 for PNG issue
6
3.Exchange PC_AUD_L,R for Audio L/R exchange
6
4.Del Q501,C501,R524,R525
6
5.Del V507,504,505 Add D11,12,13 DN11,12,13
PC_AUD_R 9
R506 R506 C505 C505
24K 24K DNP DNP
D-SUB / RS232 INPUT
PC_AUD_L 9
BenQ Corporation BenQ Corporation BenQ Corporation
R515 R515 C510 C510
24K 24K DNP DNP Project Code Project Code Project Code
9J.01B75.001 9J.01B75.001 9J.01B75.001
Title Title Title
Size Size Size
PCB P/N PCB P/N PCB P/N
A3 A3 A3
4H.M7801.A01 4H.M7801.A01 4H.M7801.A01
Thursday, August 31, 2006 Thursday, August 31, 2006 Thursday, August 31, 2006
Date: Date: Date:
Prepared By Prepared By Prepared By
Floyd Lin Floyd Lin Floyd Lin
2
1
D
C
B
A
Model Name Model Name Model Name OEM/ODM Model Name OEM/ODM Model Name OEM/ODM Model Name
V37X EU V37X EU V37X EU
V37X EU V37X EU V37X EU
P05_PC_RS232_Input P05_PC_RS232_Input P05_PC_RS232_Input
PCB Rev. PCB Rev. PCB Rev. Document Number Document Number Document Number Rev. Rev. Rev.
9J.01B75.BAE-C3-304-001 9J.01B75.BAE-C3-304-001 9J.01B75.BAE-C3-304-001 0 0 0
A01 A01 A01
Sheet Sheet Sheet 5 5 5 of of of 17 17 17
Reviewed By Reviewed By Reviewed By Approved By Approved By Approved By
Cooper Lue
Jimmy Chang Jimmy Chang Jimmy Chang
1