Denon AVR-X4200W Service Manual page 79

(4) Connect the expansion cables.
Board-to-Board Connections
No. Pin
15pin
q
27pin
w
27pin
e
9pin
r
23pin
t
19pin
y
19pin
u
13pin
i
19pin
o
21pin
Q0
13pin
Q1
27pin
Q2
15pin
Q3
3 4
2
1
PCB SIDE CNT
8
7
PCB SIDE CNT
12 13
11
10
PCB SIDE CNT
Ref. No. PCB
CN27A SIDE CNT
CN23A SIDE CNT
CN24A FRONT CNT
CN26A FRONT CNT
CN25A FRONT CNT
CN21A FRONT CNT
CN27B SIDE CNT
CN28B SIDE CNT
CN21B FRONT CNT
CN23C SIDE CNT
CN64C SIDE CNT
CN24C FRONT CNT
CN26C FRONT CNT
5 6
PCB FRONT CNT
PCB DIGITAL
PCB FRONT CNT
9
PCB VIDEO
PCB FRONT CNT
PCB INPUT
Ref. No.
BN27A
BN23A
BN24A
BN26A
BN25A
BN21A
BN27B
BN28B
BN21B
BN23C
BN64C
BN24C
BN26C
79
PCB
DIGITAL
DIGITAL
DIGITAL
DIGITAL
DIGITAL
DIGITAL
VIDEO
VIDEO
VIDEO
INPUT
INPUT
INPUT
INPUT