ZS-BTY50/BTY52/BTY55
ZS-BTY50/BTY52/BTY55
38
38
For Schematic Diagrams.
Note:
• All capacitors are in
μ
F unless otherwise noted. (p: pF) 50
WV or less are not indicated except for electrolytics and
tantalums.
• All resistors are in
Ω
and 1/4 W or less unless otherwise
speci
fi
ed.
•
f
: Internal component.
•
C
: Panel designation.
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
•
A
: B+ Line.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : FM
( ) : AM
[ ] : Bluetooth
< > : USB
• Voltages are taken with VOM (Input impedance 10 M
).
Voltage variations may be noted due to normal production
tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal production
tolerances.
• Circled numbers refer to waveforms.
• Signal path.
F
:
FM
f
:
AM
J
:
Bluetooth
L
:
AUDIO
IN
d
:
USB
• Abbreviation
AUS :
Australian
model
CND : Canadian model
E41
: 230V AC area in E model
E92
: 120V AC area in E mode
MX
: Mexican model
For Printed Wiring Boards.
Note:
•
X
: Parts extracted from the component side.
•
Y
: Parts extracted from the conductor side.
•
f
: Internal component.
•
: Pattern from the side which enables seeing.
(The other layers’ patterns are not indicated.)
• Indication of transistor.
C
B
These are omitted.
E
Q
B
These are omitted.
C E
Q
• Abbreviation
AUS :
Australian
model
CND : Canadian model
E41
: 230V AC area in E model
E92
: 120V AC area in E mode
MX
: Mexican model
Caution:
Pattern face side:
(SIDE B)
Parts face side:
(SIDE A)
Parts on the pattern face side seen
from the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
Caution:
Pattern face side:
(Conductor Side)
Parts face side:
(Component Side)
Parts on the pattern face side seen
from the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
• Waveforms
– MAIN Board –
– TUNER Board –
JACK board
UPDATE board BATTERY board
LED board
INLET board
POWER board
VOL board
KEY board
Bluetooth module
TUNER board
LCD board
MAIN board
JACK board
UPDATE board
CHARGE board
LED board
INLET board
POWER board
VOL board
KEY board
Bluetooth module
TUNER board
LCD board
MAIN board
• Circuit Boards Location
(BTY50/BTY52)
(BTY55)
2
IC401
ug
(XOUT)
2 V/DIV, 50 ns/DIV
84 ns
3.3 Vp-p
1
IC801
qa
(OSCOUT)
1 V/DIV, 50 ns/DIV
99 ns
2.7 Vp-p
qa
IC001
3
(GPO3/DCLK)
500 mV/DIV, 20
P
s/DIV
30.8
P
s
0.9 Vp-p
Note:
The components identi-
fi
ed by mark
0
or dotted
line with mark
0
are criti-
cal for safety.
Replace only with part
number speci
fi
ed.
Note:
Les composants identi
fi
és
par une marque
0
sont
critiques pour la sécurité.
Ne les remplacer que par
une pièce portant le nu-
méro spéci
fi
é.
