Sony DSR-250 Service Manual page 130

DSR-250/250P
SW-343 (USER FUNCTION) PRINTED WIRING BOARD
— Ref. No. SW-343 Board; 2,000 Series —
USER FUNCTION
SW-343
4-87
For printed wiring board
• Refer to page 4-129 for parts location.
• SW-343 board consists of multiple layers. However,
only the sides (layers) A and B are shown.
• Chip parts
Diode
3
2 1
There are few cases that the part printed on this
diagram isn't mounted in this model.
4-88
ME-019
(MIC AMP, EVF OUT) SW-343
(USER FUNCTION)
DD-146
LED (A)
(DC-DC CONVERTER)
IN-057
LED (B)
(DC IN)
MS-058
(MS CONNECTOR)
VI-156
CAMERA, DV/MS INTERFACE,
SERVO, REC/PB HEAD AMP,
AUDIO, DD CONV.
SB-036
(USER FUNCTION) KP-011
(MENU SELECT)
AE-023 PM-040
(MODE SELECT)
(USER FUNCTION)