Hdmi Unit (1/13) - Denon AVR-1912E3 Service Manual

A B C
C2 C3
10UF-K 10UF-K
C1
10UF-K
1
FB4
BLM21PG221SN1
19 18 17 16 15 14 13 12 11 10 9 8 7
PVIN VOUT
20 6
PVIN VOUT
FB5
21 5
PVIN VOUT
BLM21PG221SN1
22 IC1 EX3AV 4
NC NC
23 NC NC 3
D5V_POWER
NC(SW)
24 NC 2
NC(SW)
25 NC 1
NC NC(SW)
26 27 28 29 30 31 32 33 34 35 36 37 38
R4 0
D5V_POWER
2
R5 OPEN
C18
C20 R8
100N-K
OPEN OPEN
C21 OPEN
C23 C24
10UF-K 10UF-K
C22
10UF-K
FB9
BLM21PG221SN1 19 18 17 16 15 14 13 12 11 10 9 8 7
PVIN VOUT
20 6
PVIN VOUT
FB10
21 PVIN VOUT 5
3 BLM21PG221SN1
22 4
NC IC4 EX3AV NC
23 3
NC CEC_POWER NC
NC(SW)
24 NC 2
NC(SW)
25 NC 1
NC NC(SW)
26 27 28 29 30 31 32 33 34 35 36 37 38
R23
10K
CEC_POWER
R24 OPEN
C39
C42 R30
100N-K
OPEN OPEN
C43 OPEN
4 C46
10UF-K
C45 C47
10UF-K 10UF-K
FB13
BLM21PG221SN1 19 18 17 16 15 14 13 12 11 10 9 8 7
PVIN VOUT
20 6
PVIN VOUT
FB14
21 PVIN VOUT 5
BLM21PG221SN1
22 IC5 EX3AV 4
NC NC
23 DA_POWER 3
NC NC
NC(SW)
24 NC 2
NC(SW)
NC
25 1
NC NC(SW)
5
26 27 28 29 30 31 32 33 34 35 36 37 38
R38 0
DA_POWER
R39 OPEN
C55
C56 R42
100N-K
OPEN OPEN
C57 OPEN
AVR1712 ONLY OPEN
C58
C59 C60
10UF-K
10UF-K 10UF-K
6 FB17
BLM21PG221SN1 19 18 17 16 15 14 13 12 11 10 9 8 7
PVIN VOUT
20 6
PVIN VOUT
FB18
21 PVIN VOUT 5
BLM21PG221SN1
IC6 EX3AV
22 NC NC 4
23 E_POWER 3
NC NC
NC(SW)
24 2
NC
NC(SW)
NC
25 1
NC(SW)
NC
26 27 28 29 30 31 32 33 34 35 36 37 38
R50
0
E_POWER
R53 OPEN
7
C68
C69 R56
100N-K
OPEN OPEN
C70 OPEN
C72 C73
10UF-K 10UF-K
C71
10UF-K
FB21
BLM21PG221SN1 19 18 17 16 15 14 13 12 11 10 9 8 7
PVIN VOUT
20 6
PVIN VOUT
FB22
21 PVIN VOUT 5
BLM21PG221SN1
22 NC IC7 EX3AV NC 4
8
23 3
NC DV_POWER2 NC
NC(SW)
24 2
NC
NC(SW)
NC
25 1
NC(SW)
NC
26 27 28 29 30 31 32 33 34 35 36 37 38
R61
0
DV_POWER2
R62 OPEN
C130
C131 R65
100N-K
OPEN OPEN
C166 OPEN
9
C168
C169 C170
10UF-K 10UF-K
10UF-K
FB25
BLM21PG221SN1 19 18 17 16 15 14 13 12 11 10 9 8 7
PVIN VOUT
20 6
PVIN VOUT
FB26
21 PVIN VOUT 5
BLM21PG221SN1
22 IC8 EX3AV 4
NC NC
23 D5V_POWER 3
OPEN NC NC
NC(SW)
24 NC 2
NC(SW)
NC
25 1
NC(SW)
NC
10
26 27 28 29 30 31 32 33 34 35 36 37 38
R70
0
D5V_POWER
R71 OPEN
C222
C223 R74
100N-K
OPEN OPEN
C224 OPEN
GND POWER + POWER -
A B C
D E F
FB6 0(2012)
D3.3V
FB7 0(2012)
2.08A
R1
10K
R2
10K
C13
CEC_POWER
100N-K
TR1
RT1N441C
TR3
2
R16
10K
CEC_POWER
FB11 0(2012)
CEC1.8V
FB12 0(2012) TR38
2
R344
10K
R346
0
R25
10K
R31
10K
DV_POWER
C44
100N-K
TR7
RT1N441C
FB15 0(2012)
DA1.1V
FB16 0(2012)
0.6A
TR12
FDC608PZ
R35
10K
R36
10K
DV_POWER C52
100N-K
TR11
RT1N441C
AVR1712 ONLY OPEN
FB19 0(2012) R47
NET1.2V
10K
FB20 0(2012)
0.5A R48
10K
C62
DA_POWER
100N-K
TR14
RT1N441C
FB23 0(2012)
DV1.8V
FB24 0(2012)
1.06A
AVR1712 ONLY OPEN
TR21
R67
FDC608PZ
10K
R68
10K
E_POWER
J3 C216
OPEN
FB27 0(2012) 10N-K
3.3V TR20
FB28 0(2012) RT1N441C
J4
OPEN
STBY POWER
D E F
G H I
TR2
FDC608PZ
TO CPU LEVEL
CEC3.3V
CEC5V
CEC3.3V
CEC5V
CEC1.8V
DGND
RESETB
HPD5V
2SA1954
3
1
TO IC2
PQ033DNA1ZPH
R17 ADV7623
3K3
1 VIN VO 3
TR4 VB NC
2 4
RT1N141C GND
5
2SA1954
3
1
R345
3K3
TR39
RT1N441C
TR8
FDC608PZ
CPU_POWER
DV5V
TO
DV3.3V
DV1.8V ADV7844
DGND
REMOTE_POWER
TR15
FDC608PZ
DA3.3V TO
DA1.1V AUDIO PLD
MUTE_POWER
DGND
DSP
D5V
NET1.2V
NET3.3V
DGND
TO
ETHERNET
D5V
DGND
G H I
117
J K L M
FB1 BLM21PG221SN1
FB2
BLM21PG221SN1
FB3 BLM21PG221SN1
FB8 CBW160808U121T
M3.3V C25
R18
1UF-K(1608) 4K7
SWM3.3V
C34
100N-K
TR5 2SA1954
2 3
1
R26 R27
10K 3K3
TR6
RT1N141C
REMOTE 3.3V
TR9 2SA1954
2 3
1
R33 R34
10K 3K3
TR10
RT1N141C
MUTE3.3V
R342 0
D2
2
3
1
OPEN
R44 R45
OPEN
OPEN
R46 TR13
OPEN OPEN
SWM5V
TR16 2SA1954
2 3 R334
OPEN
1
R51 R52
10K 3K3
TR17
RT1N141C
TR18 OPEN
2 3
1
R59 R333
OPEN OPEN
TR19
OPEN
D3.3V SWM3.3V
NET3.3V DA3.3V
CEC3.3V
SCHEMATIC DIAGRAMS (12/26)

HDMI UNIT (1/13)

J
K L M
N O
D.SUPPLY/RESET
1
TO SMPS B'D
N5
CX1
5P(SMW250)
D5.2V D5.2V
D5.2V D5.2V
DGND DGND
DGND
DGND
MAIN_PWR
2
R14 R15
100 OPEN
Q2
OPEN
Q1
2SC3052
3
MAIN_POWER
RESET
BDOWN
E_POWER
DA_POWER 4
CEC_POWER
DV_POWER
FROM CPU
DV_POWER2
CPU_POWER
REMOTE_POWER
MUTE_POWER
D5V_POWER
REMOTE3.3V
SWM5V
5
SWM3.3V
TO CPU LEVEL
M3.3V
DGND
MUTE3.3V
REMOTE3.3V
SWM3.3V
M3.3V TO DIGITAL CONNECT
6
D5V
DGND
SWM5V
FL5V
7
SWM5V REMOTE3.3V DV1.8V
8
DA1.1V
DV3.3V CEC1.8V
9
M3.3V
10
N O