Marantz NR1601 Service Manual page 85

A B C
1
2
N2901
4P-FFCs
R2937 4.7K
3 M3.3V
1
232MO 232I_MO
TP
COMP.SDET 2
232MI 232O_MI
Z1VSIG.DET 3
GND
Z1SSIG.DET
4
R2902
R2903
100
100
DA_POWER
232IMO3
DV_POWER1
232OMI3
DV_POWER2
CEC_POWER
4
COMP_SW1
COMP_SW1
COMP_SW2
VEXPSTB
VEXPSTB
VEXPOE 232CONT
VEXPOE
VEXPD
VEXPD
VEXPCLK Q2901
VEXPCLK
KRC102S
SCPURXD
SCPUTXD
5
6
7
8
9
10
A B C
D E F
SR5005 OPEN
VEXPOE5
VEXPSTB5
VEXPD5
VEXPCLK5
OSDOE3
OSDCLK3
OSDDATA3
VEXPCLK5 OSDSEL
VEXPD5 SIR_MI5/RDSCK
VEXPOE5
VEXPSTB5 SIR_MO5/RDSDA
VEXPSTB
VEXPOE S_RST5
VEXPD
VEXPCLK IPODMO5
IPODMI5
OSD_CE R2934 56
OSD_CLK R2935 56
OSD_DATA 56
R2936
OSD_SEN
D E F
G H I J
TO DIGITAL CONNECT
R2906 R2907 R2905/R2910 U2904/C2906 U2905/R2908/R2909
C2907/R2938
SR5005U OPEN 33 OPEN
SR5005N 33 OPEN OPEN OPEN
SR5005K OPEN OPEN OPEN OPEN OPEN
SR5005F OPEN OPEN OPEN OPEN OPEN
NR1601U OPEN OPEN OPEN OPEN OPEN
NR1601N 33 OPEN OPEN OPEN
NR1601F OPEN OPEN OPEN OPEN OPEN
33 SIR_MI3 33
R2906 R2908
R2907 OPEN RDSCK R2909 33
SIR_MO3/RDSDA
IPODMO3
R2911
S_RST3
100K
R2905 OPEN
IPODMI3 R2910 OPEN
TO MAIN CPU
J
G H I
85
K L M
R2925 10K
R2926 OPEN
OPEN
R2927
R2928 OPEN
R2915
R2921 R2924
22K
22K 22K
C2908 R2913 C2910
0.1/10 100K 0.1/10
CPU_LEVEL_CHG
HDMI B'D(10/12)
8U-310052
SCHEMATIC DIAGRAMS (21/24)
K L M
N O
1
2
TO
DIGITAL
SUPPLY
SWM3.3V
REMOTE3.3V
SWM5V
3
DGND
CEC_POWER
DV_POWER2
DV_POWER1
DA_POWER
REMOTEPOWE R
CPUPOWER
SCPUPOWER
4
NET_POWER
D5V_POWER
5
6
7
8
9
10
DIGITAL_UNIT
N O