Marantz NR1506 /U1B Service Manual page 47

(3) Remove the HDMI PCB from the chassis and turn it over.
Place an insulation sheet larger than the PCB underneath the HDMI PCB.
Connect the earth of the PCB to the chassis using an earth wire, etc.
b
Insulation sheet
CHASSIS-HDMI CONNECTOR
CHASSIS-COMPOSIT CONNECTOR
(4) Connect the expansion cables.
Board-to-Board Connections
No. Pin
23pin
q
27pin
w
15pin
e
17pin
r
1
2
3
SIDE CONNECTOR
Ref. No. PCB
CP4603 SIDE CONNECTOR
CP4604 SIDE CONNECTOR
CP4607 SIDE CONNECTOR
CP4621 FRONT CONNECTOR
FRONT CONNECTOR
4
HDMI
Ref. No.
N1001
N1003
N1002
N1005
47
PCB HDMI
PCB
HDMI
HDMI
HDMI
HDMI