Справочник Пользователя для Sony TAM-100
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– 8 –
TAM-100
THIS NOTE IS COMMON FOR PRINTED WIRING
BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each
block.)
BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each
block.)
For schematic diagrams.
Note:
• All capacitors are in µF unless otherwise noted. pF: µµF
Note:
• All capacitors are in µF unless otherwise noted. pF: µµF
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
• All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
•
¢
: internal component.
•
C
: panel designation.
•
U
: B+ Line.
• Voltage and waveforms are dc with respect to ground
under no-signal conditions.
no mark : Add to DC 12V and fed with regulated dc power
no mark : Add to DC 12V and fed with regulated dc power
supply from external power voltage jack.
∗
: Impossible to measure
• Indication of transistor
2-2. PRINTED WIRING BOARD — KEY SECTION —
• Waveform
1
U1
!§
(XOUT)
5.6Vp-p
4MHz
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal production tol-
erances.
erances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal production tol-
erances.
erances.
• Circled numbers refer to waveforms.
• Signal path.
• Signal path.
F
: AUDIO
• Abbreviation
CND : Canadian model
For printed wiring boards.
Note:
Note:
•
: carbon pattern
• X
: parts extracted from the component side.
•
¢
: internal component.
• b
: Pattern from the side which enables seeing.
Q
C
These are omitted
E
B
TIME
VOL+
VOL-
ERASE
GREETING
SET/REC
MAIL BOX3
SLOW/
REPEAT
MAIL BOX1
PLAY/STOP
PLAY/STOP
QUICK/SKIP
LED5
16
9
1
8
ANSWER
ON/OFF
27
1
MEMO
MAIL BOX2
W1
A
K
LED1
MAIN BOARD
A
(Page 8)
09
1-673-413-
11
KEY BOARD
A
K
LED4
A
K
LED3
A
K
LED2