06-Cpu Level Chg - Marantz NR1506 /U1B Service Manual

1 2 3
A
B
C
D
CEC_COM
C1212
E
OPEN
R1094
CEC_OUT Q1057
10K 2SD2114K
R1098
100K
R1111 2M2
R1133
CEC_IN
F
220K D1004
LBAS16HT1G
G
H
J
K
L
M
GND LINE POWER+ LINE POWER- LINE ANALOG AUDIO
1
2 3
4 5 6 7
C1
R1091 4K7
R1095 R1096
OPEN OPEN
14 13 12 11 10 9 8
1 2 3 4 5 6 7
CEC3.3V
7B
TO CPU
TO B7
DIGITAL AUDIO TMDS SIGNAL VIDEO SIGANL COMPONENT (Y)
4 5 6 7
8 9 10
4A 1B
TO TO
TO DIGITAL CNT MN864788A MN864788
TO 1C TO A4 TO B1
SWM3.3V
R1147 R1148
3K3 3K3
R1149 R1150 R1151 R1152
3K9 OPEN 3K9 OPEN
8 9 10
102
11 12 13 14
SWM3.3V
DGND
SCHEMATIC DIAGRAMS (6/23)

06-CPU LEVEL CHG

11 12 13 14
15 16
A
CPU LEVEL CHG
B
C
C2
STBY3.3V
STBY5V
FROM
SWM3.3V
CEC3.3V D.SUPPLY
M3.3V
DGND D
TO 2C
E
F
G
H
J
K
L
M
15 16