Mitsubishi SD200U, Руководство по обслуживанию

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N
1
XD200U
SD200U
SD200U/XD200U CONTENTS
BLOCK DIAGRAM ••••••
q
POWER SUB ••••••
u
AD/DEC-SIGNAL(1/4) ••••••
w
PFC ••••••
u
IP-SIGNAL (2/4) ••••••
e
IRR ••••••
u
SCALER-SIGNAL (3/4) ••••••
r
FAN ••••••
u
GA-SIGNAL (4/4) ••••••
t
KEY ••••••
u
TERMINAL ••••••
y
IRF ••••••
u
POWER ••••••
u
SD
PF PA
CN
CR CS CW
CP
CH
KT
J13 J12 J14
J11
FL
AS AG
SA
UP(SMK)
SZ SE
BE
FE
FC
FM FJ FH
CN1
CN2
PB
RB
RG
RC
RD
(OPTICAL UNIT)
Tolerance
Not indicated =
=
±
=
±
=
±
=
±
0.5 %
1 %
5 %
10 %
Sort
Not indicated : Carbon resistor
±
5 %
D
F
J
K
S : Fixed composition resistor
MB : Metal oxide film resistor (type B)
CE : Cemented resistor
W
: Wire wound resistor
M
: Metal film resistor
MPC : Metal plate cement resistor
ML : Metal liner resistor
Not indicated : Chip resistor
Value
Not indicated =
= k
Ω
= M
Ω
(1000
Ω
)
Ω
K
M (1000k
Ω
)
Wattage
Not indicated = 1/4W or 1/6W
Not indicated = 1/10W
Value Not indicated
pF, for numbers more than 1
µ
F, for numbers less than 1
Dielectric
Not indicated : 50V
Tolerance
Not indicated =
=
±
=
±
=
±
=
±
2 %
5 %
10 %
20 %
Sort
Not indicated
for electrolytic capacitors
±
10 %
= +
–
=
±
100 %
0 %
30 % = +
–
= +
–
30 %
10 %
80 %
20 % =
±
=
±
=
±
=
±
0.25 pF
0.5 pF
1 pF
2 pF G
J
K
M
P
N Q
Z
C
D
F
G
MF : Polyester capacitor
PP : Polypropylene film capacitor
ALM : Aluminus electrolytic capacitor
TF : Twin film capacitor
SC : Semiconductor ceramic capacitor
MP : Metalized paper capacitor
MPP : Metalized plastic film capacitor
MMF : Metalized polyester capacitor
MF,PP : Polyester polypropylene film capacitor
PS : Styrol capacitor
TAN or TANT : Tantalum capacitor
: Electrolytic capacitor
BP or NP : Non polarized electrolytic capacitor
I
II
Parts
except
for
chips
Not indicated : Ceramic capacitor chip
: Electrolytic capacitor chip
BP or NP : Non polarized electrolytic capacitor chip
Chips
Characteristic
Not indicated : F or B (high dielectric percentage)
CH,SH,etc : Temperature compensating types
1. TP6A, etc. show Test Points.
2. Capacitors
3. Resistors
SPECIFIC SYMBOL
Zener Diode
Varicap
Positive Thermistor
Fusible Resistor
Crystal unit
Air Gap
Part (resistor) attached on the
Ceramic filter
P
5. Correspondence of the units in the Schematic
Kiro
Hertz
Pico
K
HZ
P
k
Hz
p
Schematic Diagram SI
Strength
No Tolerance is indicated
and
±
20 %
: Ceramic capacitor
(only ceramic
capacitor)
I
II
Parts
except
for
chips
Chips
copper-foil side of PCB
4. This is basic schematic diagram.
Some sets may be subject to modification according to engineering imporovement.
Diagrams to the SI units.
Thermistor
Photo Diode
LED
T
SERVICING PRECAUTION
SHADED COMPONENTS HAVE SPECIAL
CHARACTERISTICS IMPORTANT TO SAFETY.
B E F O R E R E P L AC I N G A N Y O F T H E S E
C O M P O N E N T S R E A D C A R E F U L LY T H E
PRODUCT SAFETY NOTICE IN THE SERVICE
MANUAL.
DON'T DEGRADE THE SAFETY OF THE
RECEIVERS THROUGH IMPROPER SERVICING.
SYMBOLS INDICATE COMPONENTS HAVING SPECIAL
CHARACTERISTICS IMPORTANT TO SAFETY AND
PERFORMANCE. THEREFORE REPLACEMENT OF ANY
SAFETY PARTS SHOULD BE IDENTICAL IN VALUE AND
CHARACTERISTICS. FOR ACCURACY OF THE
REPLACEMENT REFER TO THE PARTS LIST OF
SERVICE MANUAL.
DON'T DEGRADE THE SAFETY OF THE RECEIVERS
THROUGH IMPROPER SERVICING.
NOTE
Parts
except
for chips
Chips
SCHEMATIC DIAGRAMS
MODEL : SD200U
XD200U