6-16
NEX-EA50CH/EA50CK/EA50EH/EA50H/EA50JH/EA50K/EA50UH
Note: Q4502, Q4503, Q4508 and Q4702 are not supplied,
but they are included in VC-618 COMPLETE BOARD (SERVICE).
S
S
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
A
B
C
D
E
F
08
VC-618 BOARD (13/15)
DC/DC CONVERTER
XX MARK: NO MOUNT
LXA2
LXA1
LXB2
LXB1
GP_4.8V
CROSS_FBA
CROSS_UNREG
VOA
CROSS_FBB
VCC_KEY_AD
C4522
22u
R4554
0
C4506
0.1u
CROSSCON_5.5V_IS
C4520
22u
R4552
XX
R4522
0
REG_GND
R4529
43k
C4505
22u
R4538
0
C4507
0.1u
C4517
0.1u
C4518
0.1u
C4523
22u
C4521
22u
C4508
1u
R4521
0
C4514
1u
C4511
1u
C4512
1u
R4535
6800
R4533
XX
C4513
XX
C4519
XX
R4546
XX
R4547
0
R4542
0
R4543
0
LENS_UNREG
UNREG_CUR_MON
R4514
XX
R4510
XX
R4501
0
REG_GND
R4505
10k
LENS_S_UNREG
R4513
XX
R4509
XX
Q4506
MTM761230LBF
1
3
4
2
5
6
R4511
XX
R4512
XX
C4502
XX
C4504
XX
IC4501
XX
1
Aout
2
A-in
3
A+in
4
GND
5
B+in
6
B-in
7
Bout
8
V+
LENS_S_UNREG
C4524
4.7u
R4555
0
NJM2878F4-46(TE2)
IC4503
1
2
3
4
C4525
0.47u
AU_4.6V
R4550
0
REG_GND
R4516
XX
Q4509
TT8J1FU7TR
8 7
2
1
6
5
4
3
Q4511
LM6K1FS8T2R
6
1
5
2
4
3
REG_GND
R4537
100
R4524
1M
R4528
10k
LENS_POWER
Q4510
LM6K1FS8T2R
6
1
5
2
4
3
R4523
1M
R4527
10k
LENS_POWER_4.8V_ON
LENS_XDETECT_IC_1301
LENS_S_UNREG
LENS_5V
GP_4.8V
R4508
XX
REG_GND
GP_4.8V
R4551
0
FBS_4.8V
R4553
0
CROSSCON_5.5V_OTHER
IC_1301_LENS_UNREG_ON
IC_6003_4.8V
R4556
0
D_2.8V
R4557
0
R4558
0
R4549
0
R4525
11k
DD_ON
R4559
XX
R4561
XX
Q4514
XX
EVER_3.0V
A_2.8V
R4567
XX
R4568
4300
R4569
4700
R4570
1k
R4572
22k
R4573
22k
R4578
XX
COM451
COMMON-GND2
1
REG_GND
2
MT_GND
LENS_GND
CL4501
AU_4.6V_EN
R4580
XX
R4579
0
LENS_UNREG
R4581
0
R4583
0
C4526
XX
R4584
220k
REG_GND
R4585
100k
Q4518
RN2104MFV(TL3S
R4586
0
R4588
1M
R4589
1k
Q4520
RN2104MFV(TL3S
R4590
1k
C4528
0.01u
R4591
150k
R4592
33k
Q4522
XX
R4593
XX
VGS_4.8V_ON
VGS_4.8V_ON
AU_4.6V_VGS
C4529
XX
XX
IC4504
1
2
3
4
C4530
XX
REG_GND
MIC_GND
R4594
XX
CH1_UNREG
R4595
XX
L4502
4.7uH
L4501
4.7uH
IC4502
AN30235A-PL
E6
FBA
D3
POKA
D5
VREF
C5
VREG3
D6
VREG5
C4
AGND
C3
POKB
B6
FBB
A2
PGB
VOB
A4
VOB
B4
BSB2
A5
LXB2
A3
LXB2
B3
LXB1
B1
LXB1
B2
C2
BSB1
C1
VINB
D4
DGND
B5
ENB
F6
TP4
A6
TP3
A1
TP2
F1
TP1
E5
ENA
C6
VIN
D1
VINA
BSA1
D2
LXA1
E1
LXA1
E2
LXA2
E3
LXA2
F3
BSA2
F5
VOA
E4
VOA
F4
PGA
F2
C4509
10u
C4516
10u
R4574
100
C4503
XX
Q4503
SSM3K43FS
Q4521
SSM3K03FE(TPL3)
C4527
0.033u
Q4508
RQ1A060ZPTR
1
2
3
4
5
6
7
8
Q4502
RQ1A060ZPTR
B+ SWITCH
B+ SWITCH
1
2
3
4
5
6
7
8
F011
2.5A/24V
Q4519
SSM3K03FE(TPL3)
Q4505
SSM3K03FE(TPL3)
GND
Vout
CONTROL
CONTROL
Vin
Vout
Vth:0.6V/1.6V
Vth:0.6V/1.6V
GND
Vin
UNREG SWITCH
UNREG SWITCH
DC/DC CONVERTER
4.6V REG
B+ SWITCH
LENS POWER SWITCH
LENS POWER SWITCH
LENS POWER SWITCH
LENS POWER SWITCH
LENS POWER SWITCH
LENS POWER
SWITCH
LENS POWER
SWITCH
