Sony HDR-CX250 Service Manual page 22

1 2
A
B
C
D
E
F006
0.25A/50V
MT_5.0V
L4307
33uH
S
R1207N823B-TR-FE
IC4303 DC/DC CONVERTER
LX
GND
FB
F
LCD_CABC_PWM
R4315 R4341
12
12
REG_GND
08
HDR-CX250/CX250E/CX260E/CX260V/CX260VE/CX270E/CX270V_L3
3 4
REG_GND
TEST1
TEST2
TEST3
CL4301
DD_ON
DD_ON
R4303
47k
ROSC
XCS_DD CS
FR_EVER_SCK CLK
FR_EVER_SO DIN
FR_EVER_SI DOUT
XCS_IC_4302
MT_UNREG
CORE_UNREG
I/O_UNREG
E3 CS
D4 CLK
D3 DIN
REG_GND
SYS_DD_ON_IC_4302 D2 DD_ON
Q4305 R4339 XX
RN2131MFV
ACV DETECT
ACV_UNREG ACV_UNREG
F1
BATT_UNREG_SENSE
E1 BATT_UNREG
Q4304
E6 VTR_UNREG
RN2131MFV
BATT ACV_ON E2 ACV_ON
C4308 4.7u
DETECT
BATT_ON D1 BATT_ON
F3 AGND_COMMON
LANC_DC
C4309 10u
LANC_DC
D6
LANC_OUT B4 DATA_IN
LANC_IN D5 DATA_OUT
R4301 XX
LANC_SIG C5 LANC_SIG
XLANC_PWR_ON C4 XLANC_PWR_ON
XLANC_ON XLANC_ON
C2
AGND_LANC
C6
R4340
XX
CL4302
UNREG_IN_DET F2 UNREG_IN_DET
BATT_IN E4 UNREG_IN
VOUT F5 VuC
C4310 0.1u
FR_XRESET E5 VuC_RST
R4302 100
BATT_LI_3V VCH
F4
EVER3
EVER_3.0V F6
C4317 C4318
0.1u 1u
IC4304
BD2224G-TR
B+ SWITCH
D_3.3V VIN VOUT
GND
SD_PWR_ON EN /OC
C4349
0.1u
VIN
VOUT
BL_H
EN
C4337 C4338
2.2u 1u
R4322 XX
BL_L
5
B7 C6 C7 F3 B6 F4 D5 E3 E4 C4 C5 D3
C4301
2.2u
PVDD1a
PVDD1b
L4301
CH1_OUT
S
LX1a
4.7uH
LX1b C4311
10u
PGND1a
PGND1b
SLOPE1
PVDD2
C4302
L4302 D_1.2V
2.2u S
LX2
C4312
10uH
10u
PGND2
PVDD3a
PVDD3b
C4303 L4303
CH3_OUT
2.2u S
LX3a
10uH
C4313
LX3b
10u
PGND3a
IC4301
PGND3b
BD8330AGU-E2
DC/DC CONVERTER
C4304
PVDD4
2.2u
CH4_OUT
S
LX4
C4314
L4304
10u
PGND4 10uH
PVDD5a
PVDD5b
C4305
2.2u S CH5_OUT
LX5a
L4305
C4315
LX5b 10uH
10u
PGND5a
PGND5b
C4306
PVDD6a
2.2u
PVDD6b
S CH6_OUT
LX6a
L4306
C4316
LX6b
4.7uH 10u
PGND6a
PGND6b
H2 G2 G1 F1 F2 D6 A5 A6 E5 A4 B4
C4326
0.1u
LDO1_ON C1 DD_ON
PVDD_LDO1 B1
LDO1_OUT A1
LDO1_FB B2
C4329 C4332
0.22u 1u
LDO2_ON A5
PVDD_LDO2 A4
IC4302
LDO2_OUT
A3
BD8331GU-E2
DC/DC CONVERTER, LDO2_FB
B3
LANC DRIVER C4330
C4333
0.22u 1u
LOAD_ON
B5
LOAD_IN B6
LOAD_OUT A6
C4334
C4331
1u
0.1u
SGND_LDO
A2
TE0_VCC
C4352
C4350
XX R4334
1u
10k
REG_GND
6-11
6 7
COM432
COM433
COM445
R4317 C4348
XX COM435 XX
COM434
R4325
XX
C4346
R4320
XX XX
COM438
COM437 R4326
XX
COM436 R4321
XX
C4343 C4347
R4313
XX XX XX
COM441
COM440 R4333
XX
COM439 R4323
XX
R4314 C4344
XX
XX
COM443
COM442 R4327
XX
R4324
XX
C4345
XX
COM431
R4328 XX
HB_1.8V
XX
R4329
HB_1.2V
R4330
XX
A_1.125V
A_1.125V_SENSE
R4331
XX
HDMI_5V
MS_PWR_ON
R4332
XX
MSX_3.3V
VC-652 BOARD (9/14)
DC/DC CONVERTER
XX MARK: NO MOUNT
8 9
A_VID_1.1V
A
D_VID_1.1V
D_1.2V
CAM_1.2V
A_1.8V
D_1.8V
A_2.8V
AU_2.8V B
D_2.8V
COM444
EP_2.8V
R4338
XX
MEDIA_3.3V
A_3.3V
D_3.3V
J_5.0V
MT_5.0V
C
MT_GND
D
E
F