Sony VPL-CS4 Service Manual page 79

SUB 5V
FROM P1/3 F
R304
47k R301
1/16W 1k
1/16W
:CHIP
:CHIP
F-RESET
Q301
HN1B01FU-TE85R
RES.SW
F-DA
F-CL
R305
47k
1/16W
:CHIP
C302
R306
100p
100
50V
1/16W
:CHIP CH:CHIP
FROM P1/3 SIRCS-NF
VDD
R307
5.6k
1/16W
:CHIP
IRIN1
IRIN2
R311
IC303 47k
C305
GP1U28Y 1/16W
0.1
RES
:CHIP
IR RECEIVER 16V
B:CHIP
C304
VCC IC302
0.1
JL301 #
16V IRMF-AOT-QTP
OUT
SIRCSIF
B:CHIP
GND
R312
C306
JL309 #
100 100p
1/16W 50V
:CHIP CH:CHIP
USB(A)
J301
#
FB301 #
JL302 #
FB302 #
JL303 #
FB304 #
JL304 #
D301
#
FB307
FB306 D303 D302
#
# # #
JL313 #
VPL-CS4/CX4
A B
BB-QA
FROM P1/3
IC301
M24C64WMN6T
JL312 #
EEPROM
SUB 5V
C301
E0 VCC R302
1
100
10V
E1 WC 1/16W
B:CHIP
:CHIP
E2 SCL
GND SDA
R303
100
1/16W
:CHIP
JL310 #
SUB 3.3V
SUB 5V
C303
1
10V
U-CL
B:CHIP
U-DA
VSS
R308 REQ
100
IREN1
1/16W
:CHIP
MS-
R309
IREN2 100
1/16W
:CHIP
MS+
IROUT SIRCS
TO P1/3
R310
100
1/16W
:CHIP
USB5V1
JL314 #
DS1-
DS1+
US-
FB303
* US+
JL306 FB305
*
JL305 #
VBUS
#
USB(B)
J302
C307
* *
JL311 #
JL307 FB309
*
D305 #
D306 D304
#
* *
(P3/3)
FB310 FB308
* *
( E2P ROM,USB IF )
B-SX1713-BA-P3
C
BA (3/3) BA (3/3)
NOTE:*
MODEL VPL-CS4 VPL-CX4
REF.NO
C307 NO MOUNT 1 10V B:CHIP
CN301 NO MOUNT 50P B TO B:WHT(RECEPTACLE)
CN301
*
D304 NO MOUNT UDZSTE-173.9B PROTECT
B25 GND
D306 NO MOUNT UDZSTE-173.9B PROTECT
A25 GND
FB303 NO MOUNT FBMH3216HM501NT FERRITE 0µH
B24 SUB+5V
FB305 NO MOUNT BK2125HM601 FERRITE 0µH
A24 SUB+5V
FB308 NO MOUNT FBMH3216HM501NT FERRITE 0µH
B23 SUB+5V
A23 SUB+5V FB309 NO MOUNT BK2125HM601 FERRITE 0µH
B22 GND
FB310 NO MOUNT 0 1/16W:CHIP
GND
A22
J302 NO MOUNT USB CONNECTOR(B)
B21 GND
A21 GND
B20 SUB+3.3V
A20 SUB+3.3V
B19 SUB+3.3V
A19 SUB+3.3V
B18 GND
A18 GND
GND
B17
A17 GND
B16 SIRCS
SIRCS
A16
B15 U-CL
A15 U-CL
U-DA
B14
A14 U-DA
B13 N.C.
N.C.
A13
B12 USB-REQ
A12 USB-REQ
USBMS-
B11
A11 USBMS-
B10 USBMS+
USBMS+
A10
B9 GND
A9 GND
B8 USB5V1
A8 USB5V1
B7 USBDWN1-
USBDWN1-
A7
B6 USBDWN1+
IRMF-AOT-QTP (IC302)
A6 USBDWN1+
GND
B5
A5 GND
B4 USBUP-
A4 USBUP- VDD 1
B3 USBUP+
A3 USBUP+
IRIN1 2
B2 VBUS
A2 VBUS
B1 GND
IRIN2
3
A1 GND
TO QA BOARD
CN401
RES 4
6-7 6-7
D E
CXA1875AM (IC101)
16 15 14 13
LEVEL
CONVERTER
LEVEL
CONVERTER
POWER
ON
RESET
LATCH
– DAC
+
VCC
REG
AMP
1 2 3 4
CXD2064Q (IC106)
NTSC:1H NTSC:1H
ADIN 2 A/D
PAL :2H PAL :2H
CLPO 1 CLAMP
LOGICAL OPERATION
U1
5 IROUT
VCO 1/4
MODE SELECT
8 VSS
INPUT 1/2
7 6 42 44
CPO VCV
BA Board Waveforms
1 2
200 mVp-p 200 mVp-p
TP202 [V-B] TP203 [V-G]
F G
1
12 11 10 9
OPEN COLLECTOR
LEVEL
LATCH
CONVERTER
2
I C DECODER
LATCH LATCH LATCH LATCH
2
DAC DAC DAC DAC
AMP AMP AMP AMP
5 6 7 8
3
VERTICAL
BORDER EMPHA
+ +
DL D/A 9 AYO
- -
ADAPTIVE
FILTER OP
D/A 7 ACO
4
4fsc
SW
PHASE
COMPARATOR
SW
39 37 38
PLSL FIN CKSL
5
3
200 mVp-p
TP204 [V-R]
H