– 49 –
– 50 –
– 52 –
– 51 –
MZ-R50
6-5. SCHEMATIC DIAGRAM – MAIN (1/3) SECTION –
r
Refer to page 61 for IC Block Diagram.
Note:
• All capacitors are in
µ
F unless otherwise noted. pF:
µµ
F
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
specified.
Note:
Note:
The components identi-
Les composants identifiés
fied by mark
!
or dotted par une marque
!
sont cri-
line with mark
!
are cri-
tiques pour la sécurité.
tical for safety.
Ne les remplacer que par
Replace only with part
une piéce portant le
number specified.
numéro spécifié.
•
A
: B+ Line.
• Power voltage is dc 6V and fed with regulated dc power
supply from external power voltage jack (J901).
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : PB
(
) : REC
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
• Circled numbers refer to waveforms.
• Signal path.
E
: PB
a
: REC
1
2
3
IC501
#•
r
WAVEFORMS
4
1.1Vp-p
Approx. 0.5Vp-p
2.8Vp-p
13.4msec
2.8Vp-p
22.5MHz
VOLT/DIV : 0.5V AC
TIME/DIV : 1
µ
sec
IC501
@ª
VOLT/DIV : 0.1V AC
TIME/DIV : 1msec
IC503
!¡
VOLT/DIV : 1V AC
TIME/DIV : 5msec
IC503
!¶
VOLT/DIV : 1V AC
TIME/DIV : 20nsec
Summary of Contents for MZ-R50 Analog PCLink
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