Read Sony CFD-S27 (serv.man2) Service Manual online
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LASER DIODE AND FOCUS SEARCH OPERATION
CHECK
CHECK
1. Press CD open knob.
2. Open the lid for CD.
3. Push on SWITCH (S871) as following figure.
4. Confirm the laser diode emission while observing the
2. Open the lid for CD.
3. Push on SWITCH (S871) as following figure.
4. Confirm the laser diode emission while observing the
objecting lens. When there is no emission, Auto Power
Control circuit or Optical Pick-up is broken.
Objective lens moves up and down once for the focus
search.
Control circuit or Optical Pick-up is broken.
Objective lens moves up and down once for the focus
search.
Insert a precision
screw driver and push
SWITCH (S871)
screw driver and push
SWITCH (S871)
[MAIN BOARD] (Component side)
[BATT BOARD]
(Component side)
(Component side)
Former Type : 1-666-263
-11
New Type
: 1-666-263
-12
Former Type : 1-666-266
-11
New Type
: 1-666-266
-12
Former Type : 1-666-267
-11
New Type
: 1-666-267
-12
Former Type : 1-666-264
-11
New Type
: 1-666-264
-12
Former Type : 1-666-265
-11
New Type
: 1-666-265
-12
[AC INLET BOARD]
(Component side)
(Component side)
[POWER BOARD]
(Component side)
(Component side)
[REC SW BOARD]
(Component side)
(Component side)
Printed wiring boards and schematic diagram of former type and new type are described in this Service manual.
NEW TYPE INDENTIFICATION
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