Sony WRR-862A Service Manual page 73

Section 7
Board Layout
CN-2168 (1/2)
-A SIDE-
SUFFIX: -11
CN-2168 (2/2)
-A SIDE-
SUFFIX: -11
WRR-862A/862B
CN-2168, CN-2287
CN-2168 (1/2)
-B SIDE-
SUFFIX: -11
CN-2168 (2/2)
-B SIDE-
SUFFIX: -11
7-1
CN-2168, CN-2287
C1906 C1906
C1904 C1904
CN-2287 (1/2)
-A SIDE-
SUFFIX: -21, -31
C1903 C1903
C1901 C1901
CN-2287 (2/2)
-A SIDE-
SUFFIX: -21, -31
7-1
CN1903 CN1903
CN-2287 (1/2)
-B SIDE-
SUFFIX: -21, -31
CN1901
CN-2287 (2/2)
-B SIDE-
SUFFIX: -21, -31