Read Sony ICF-CD513 Service Manual online
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5. The optical pick-up will move inward if the
– .
button is
pressed, or outward if the
+ >
button is pressed.
6. Press the
[BAND]
button, and the spindle/tracking servo will
turn on, and if the data are read in, the mute turns off.
7. With the spindle/tracking servo turned on, pressing respective
buttons causes the operation to be performed as follows.
Name of Buttons
Operation
[1]
1 track jump setting
[2]
10 track jump setting
[3]
100 track jump setting
[4]
Tracking gain up
[5]
Returns to auto adjustment mode
[BAND]
Rough servo function turns on
8. After setting, press the
– .
or
+ >
button to start the
track jump.
9. When the CD test-1 mode becomes active, press the
Z
button
and the disc table will open.
10. With the rough servo or spindle/tracking servo turned on, press
the
[OFF]
button and the CD will stop, and then press the
u
button and the operation will repeat, starting from focus search.
11. With the rough servo or spindle/tracking servo turned on, press
the
u
button and the optical pick-up will jump to the second
music and the set will release from the CD test-1 mode.
SECTION 4
TEST MODE
4-1.
LCD TEST MODE
[Setting the Test Mode]
• Turn the power on while pressing
u
,
+ >
and
[ALARM
ON/OFF]
buttons simultaneously.
[Operation of Test Mode]
1. When LCD test mode becomes active, the microcomputer ver-
sion number is displayed on the LCD.
2. Press the
Z
button, and all segments of LCD will turn on.
LCD display
3. Press each button, and the corresponding segment will turn
off. Relation between buttons and corresponding segments is
as follows.
as follows.
Name of Buttons
Segment (Display)
Z
TRACK
u
CD N
[BAND]
RADIO, FM1, FM2,
.(POINT)
[OFF]
– .
+ >
[CD PLAY MODE]
REP 1, ALL, SHUFFLE
[CLOCK]
AM, PM,
:(COLON)
[D.S.T.]
[1]
[2]
[3]
[4]
[5]
[5]
[ALARM]
,
[ALARM ON/OFF]
Note:
The buttons may be pressed in random order.
4. Finally, press the
[ALARM ON/OFF]
button to release from
the LCD test mode. However, the LCD test mode does not
release if even one button has not been pressed yet whatever
you pressed the
release if even one button has not been pressed yet whatever
you pressed the
[ALARM ON/OFF]
button.
4-2.
CD TEST-1 (AUTO) MODE
[Setting the Test Mode]
• Short the solder bridge of BP404 on the MAIN board (connect
IC401 tl pin and ground) and turn the power on. (See page 10)
[Operation of Test Mode]
1. When the CD test-1 mode becomes active, the disc table opens.
2. Insert the CD test disc YEDS-18. (Parts No. 3-702-101-01)
3. Press the
2. Insert the CD test disc YEDS-18. (Parts No. 3-702-101-01)
3. Press the
u
button, and the focus search will repeat until
the focus is OK.
4. When the focus is OK, auto adjustment is executed and at the
completion, the rough servo function turns on and the adjusted
value is displayed on the LCD.
value is displayed on the LCD.
LCD display
RADIO
FM1
FM2
AM
PM
FM2
AM
PM
CD
SHUFFL
REP 1 ALL
TRACK
F-E balance
adjusted value
adjusted value
Tracking gain
adjusted value
adjusted value
Focus bias
adjusted value
adjusted value
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