Sch17-2_Hdmi Supply Av8802A Only - Marantz AV8802/U1B Service Manual

1 2 3
TO
A
D5V
DIGITAL
DGND
CONNECT
SCPU5V
TO 8U-310202(1/18)
B TO
DV_POWER1
DV_POWER2
SUBCPU
CEC_POWER
TO 8U-310202(9/18)
C
D
E
F
G
H
J
K
L
M
GND LINE POWER+ LINE POWER- LINE AUDIO SIGNAL
1 2 3
4 5 6 7
SCPU5V
CEC_POWER R3609 0
DV_POWER1
DV_POWER2
CEC_POWER
19 18 17
L3600
BLM21PG221
20 PVIN
21 PVIN
L3601
22 NC
OPEN
23 NC
24 NC
25 PGND
26 27 28 29 30 31 32 33 34 35 36 37 38
R3656
CEC_POWER
R3610 OPEN
10
C3604 R3614
C3608
OPEN OPEN
OPEN
R3601 4
R3602
10K
10K
DV_POWER1 3
Q3604
KRC404E-RTK FDC608PZ
47k/47k
Q3601 2SA2018
R3608 R3619
10K 3.3K
DV_POWER1
C3609
OPEN
47k/47k
19 18 17
L3606
BLM21PG221
20 PVIN
21 PVIN
L3607
22 NC
OPEN
23 NC
24 NC
25 PGND
26 27 28 29 30 31 32 33 34 35 36 37 38
R3659
DV_POWER2
R3613 OPEN
10
C3607 R3617
C3611 OPEN
OPEN
OPEN
TO HDMI SW1 TO HDMI SW2
TO 8U-310202(11/18)
TMDS SIGNAL ANALOG VIDEO DIGITAL VIDEO
4 5 6 7
8 9 10
U3601
NCP380HMUAJAATBG
IN OUT
6 1
GND ILIM
5 2
FLAG#
EN
4 3
7
CEC3.3V
16 15 14 13 12 11 10 9 7 8
L3608 L3616
BLM21PG221 BLM21PG221
VOUT 6
5
VOUT
L3617
U3600 L3609
NC 4
OPEN OPEN
NC 3
EX3AV
2
NC(SW)
NC(SW) 1
R3655
CEC_POWER
10
L3602
5 6
BLM21PG221
1
2
L3618
Q3605
BLM21PG221
DV3.3V L3619
OPEN
R3654
CEC_POWER
DV5V 10
Q3603
KRC404E-RTK
DV1.8V
16 15 14 13 12 11 10 9 7 8
L3614 L3620
BLM21PG221 BLM21PG221
VOUT 6
5
VOUT
L3615
U3603 L3621
NC 4
OPEN OPEN
3
EX3AV NC
NC(SW) 2
NC(SW) 1
R3653
CEC_POWER
10
C9024
OPEN C9034 OPEN
C9025 OPEN C9035 OPEN
C9026 OPEN C9036 OPEN
C9027 OPEN C9037 OPEN
C9028 OPEN C9038 OPEN
C9029 OPEN C9039 OPEN
C9030 OPEN C9040 OPEN
C9031 OPEN C9041 OPEN
C9032 OPEN
C9042 OPEN
C9033 OPEN C9043 OPEN
TO DEC TO IP TO VPLD
TO 8U-310202(12/18) TO 8U-310202(10/18) TO 8U-310202(13/18) TO 8U-310202(15/18)
8 9 10
155
11 12 13 14
8U-310202(17/18)
CEC1.1V
19 18 17 16 15 14 13 12 11 10 9 7 8
L3622
BLM21PG221
20 PVIN VOUT 6
CEC1.1V1
21 PVIN 5
VOUT
U3604
22 NC NC 4 L3623
23 NC NC 3 OPEN
EX3AV
24 NC 2
NC(SW)
25 PGND NC(SW) 1
26 27 28 29 30 31 32 33 34 35 36 37 38
R3635 OPEN R3642
470K
C3653 R3638
R3643
OPEN 0
OPEN
C3656 OPEN
CEC1.1V
TPF74
19 18 17 16 15 14 13 12 11 10 9 7 8
L3624
BLM21PG221
TPF76
20 PVIN VOUT 6
CEC1.1V2
21 PVIN VOUT 5
L3625
22 NC U3605 4
NC
OPEN
23 NC EX3AV NC 3
24 NC NC(SW) 2
25 PGND 1
NC(SW)
26 27 28 29 30 31 32 33 34 35 36 37 38
R3636 OPEN R3645
470K
C3654 R3639
R3646
C3657 0
OPEN
OPEN
OPEN
CEC1.1V
19 18 17 16 15 14 13 12 11 10 9 7 8
L3626
BLM21PG221
CEC1.1V3
20 PVIN VOUT 6
21 PVIN 5
VOUT
U3606 L3627
22 NC NC 4
OPEN
23 NC 3
EX3AV NC
24 NC NC(SW) 2
25 PGND NC(SW) 1
26 27 28 29 30 31 32 33 34 35 36 37 38
R3637 OPEN
R3648
470K
C3655 R3640
R3649
C3658
0
OPEN OPEN
OPEN
Z1 Z2
STYLE-PIN STYLE-PIN STYLE-PIN
DGND
HDMI SUPPLY
TO HDMI RX/TX
TO 8U-310202(16/18)
SCHEMATIC DIAGRAMS (17-2/38) d

SCH17-2_HDMI SUPPLY AV8802A ONLY

11 12 13 14
15 16
A
DIGITAL_UNIT
B
C
D
E
F
G
H
J
Z3
K
L
M
15 16