Printed Wiring Board - Sony RM-94 Service Manual

2-1.
SECTION 2
PRINTED WIRING BOARD DIAGRAMS
1 2 3 4
2-2. SEMICONDUCTOR
J901
Output
Ground Vcc
RM -C BOARD
Note on Mounting Diagram
o—— : indicates a lead wire mounted on the component side.
: indicates a lead wire mounted on the printed side.
: Through hole.
@
ME: soldering side.
=
eo
> component side.
B+ Pattern.
®6¢8 8 @ @
{Top view)
S-8054ALB »PD4024BC
uPD4069UBC
TC4024BP
14131211109 8 pat
123456 }
"PD7502G-432-12
TOP VIEW
RD5.1E-L1
RD5.1-L2
181555
cathode
anode
DAN201
letter side
anode
cathode
letter side
cathode
DAP201
14 15
LP
4c) (\] © @
[CAM] [VTR] sP
To Ree
| REVIEW
Note on Schematic Diagram
@ All resistors are in ohms, '/4W unless otherwise noted.
k2: 10002, MQ: 1000kQ.
e@ All capacitors are in wF unless otherwise noted. pF: uF.
50V or less are not indicated except for electrolytics and
tantalums.
Z
e@ All variable and adjustable resistors have characteristic curve B,
unless otherwise noted.
— 4 —
SAHIN aeeeten
a)
[11]
4 : panel designation.
wee : B + bus.
Voltages are dc with respect to ground unless otherwise
noted.
Readings are taken with a color-bar signal input.
Resdings are taken with a digital multimeter (DC1OMQ).
Voltage variations may be noted due to normal product-
tion tolerances.