Marantz NR1601 Service Manual page 48

AC CORD
RELAY
S1(AMP +B)
S2(+8V,-8V)
MAIN TRANS
S4(VIDEO)
S5(-VKK)
S6(FILAMENT)
5.2V
VCC
4 1
3 2
MAIN PWR ON
7808
7805
7908
2388F09
2388F05
7805
7905
DV POWER1
3.3V
D5V_POWER CEC POWER
TK73333
DV POWER1
NET POWER
DA POWER
1.8V
D5V_POWER CEC POWER
DV POWER2
NET POWER
HVBUS_CTL
1.2V
DA.POWER DA POWER
48
VCC BLOCK DIAGRAM
MAIN +B
MAIN -B
A+8.0V (Pre)
DA+5.0V
A-8.0V (Pre)
A.TUNER+9.0V(E2/E1C/J)
A.TUNER+5.0V(E3)
A.V+5.0V
A.V-5.0V
-VKK
FL AC (F1)
FL AC (F2)
DV5.0V
CEC3.3V / HDMI Rx, Tx
/ HDMI Rx
DV3.3V / VRS(ABT)
NET3.3V / Microprocessor (TCC8600), ROM, RAM
DA3.3V / DSP, ROM, RAM, DIR, PLD
CEC1.8 / HDMI Rx, Tx
DV1.8V / VRS(ABT)
NET1.8V / Microprocessor (TCC8600)
USB5.0V / USB Bus
DA1.2V / DSP
M3.3V / Microprocessor (M32C)
TK73333
SCPU3.3V / Microprocessor (M32C)
TK73333
CPUPOWER