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@ Schematic Diagram (Overload Detector Circuit Portion):
Applicable to units with serial
numbers NB80100 or over.
.
@ Schematisches Diagramm (Uberlastungs-Detektorschaltkreis):
Gilt fir Gerate mit einer
Seriennummer von NB80100 oder dartiber.
@ Diagramme schématique (Portion du circuit de détection de surcharge):
concerne les appareils
ayant des numéros de série NB80100 et au dessus.
O
+B (to CO03e)
Ol
-
-
DRIVER
OVERLOAD DETECTOR
circuit
|,
Sane
x
PROTECTION
(AF-112)
9
:
z
| CIRCUIT
G001
9
(X-263)
ox
EC raeaae
é
S
i)
Tn SS
z
eons
R601
1.5K
3
R607
4.7K
0601
bi2_2SC2337A
4
h e
Be
152472
17
to R-CH
Y
OVERLOAD
|
|
DETECTOR
e)
\
PCB
(1)
©
¢y'5
13
3]
R602
1.5K
R608 4.7K
D602
5
O
J
©
Q003
152472
die 2SA1007A
eo
AA
2SA1007A
to R-CH DRIVER
IS
"@
PCB (17)
eae
[=2
C)
to CHASSIS
GROUND
THRU
ROO1
—= -B
(to C0036)
La
R-CH
IS SAME
AS
ABOVE
L-CH
Fig.C
Abb.C
Fig.C
Overload Detector Circuit Board Diagram
Uberlastungsdetektorschaltkreis
Diagramme de la plaquette du circuit de détection de surcharge
(YLW)/L-CH To PROTECTION
PCB(8)/L-CH
(WHT)/R-CH
(9)/R-CH
To DRIVER
PCB(+b3)
To ORIVER
PCB (13)
To ORIVER
PCB (12)
D6O!
"e-ptLe
R607
4.7K
To DRIVER
PCB (E2)
Fig.D
Abb.D
Fig.D
11
Repair Parts List
Reparaturteilliste
Liste des piéces de rechange
Schematic
Location
TRANSISTORS, DIODES AND IC'S
Part No.
Description
101
302001121
uPAG3H, Dual FET
Q102, 103, 104
105, 111, 201
301,401,402 { 301201171
2SC1980 (S) or (T)
403, 404, 502
510
oe
; 301201164 2SC1855 (R) or (S)
108, 109
301001151
2SA914
(S) or (T)
Q110, 112,509
301201165 2S$C1913
(R) or (Q)
a113
301001143 28A913
(R) or (Q)
Sr
} 301001145 2SA921 (S) or (T)
Q115
301301134 2SD571 (K) or (L)
a116
301101124 2SB605 (K) or (L)
Q503
301201181
2SC2167 {Q) or (Y)
504
301001148 2SA957 (Q) or (Y)
506, 508
301001142 2SA912
(R) or (S)
peat peeoe } 301201187 2S8C2373A (Q) or (R)
Se. Doe
\
301001157
2SA1007A
(Q) or (R)
D101, 510
300313016
W2Z-210,21V,0.5W,
Zener Regulator
D102, 202, 203
401, 402, 403
404, 405, 406
300111010
182472
407, 408
D103
300212010
SVO4S, Varistor
D201, 301, 501
502, 503, 504
\ 300919024
SR1K-4, Power Diode
513
D505, 506
300212002
KB265, Varistor
D507, 508
300313030
CZ-117, Zener Regulator
D509
300313025
W2Z-240, 24V,0.5W,
Zener Regulator
D511,512
300313013
W2Z-120, 12V,0.5W,
Zener Regulator
Do01
300919030
S-15VB-20, Rectifier
DO02
300414014
SEL-105RC, LED
1€201
303452187
HA12002
1C401, 402
303452152
NJM4558
VARIABLE RESISTORS
VR101
510502176
100B, DC Balance Adj
VR102
510502146
5KB, Idling Current Adj
VR103
510502145
1KB, Protection Level Adj
VR401, 402
510502149
100KB, Meter Calibration
OTHERS
RY201
240111241
Protection Relay
RY301
240111240
Line Reley
M001, 002
231310083
Power Meter
$1
611001271
Power Switch
$2, 3 (1 set)
614020408
Speaker Switch
S4
615212260
Thermostat, 85°C
T001
205001439
Power Transformer, Multi-
voltage Type
(100V/120V/220V/240V)
206001439
Power Transformer
.
(220V/240V)
PL1001~004
359101116
Lamp, 6.3V,0.25A, Blue
F901, 904
341221100
Fuse, 1A-3AG (Long),
Standard Type
TH401, 402, 403
Part No.
345252125
341221800
345952630
341221150
345252160
341221700
341221350
34525315
511001112
141610315
141810817
141810818
141810849
141810820
141810824
141810819
141810821
141810822
141810823
648211135
648211121
649201118
624200204
648211147
648211163
111911405
670101118
770911216
138011295
116210047
116310242
673402018
770911212
990201273
990201274
990201272
990201271
Description
Fuse, 1.25A (Midget),
European Type
Fuse, 8A-3AG (Long),
Standard Type
Fuse, 6.3AT (Midget),
European Type
Fuse, 1.54-3AG (Long),
Standard Type
Fuse, 1.6A (Midget),
European Type
Fuse, 7A-3AG (Long),
Standard Type, for
100/120V Areas
Fuse, 3.5A-3AG
(Long),
Standard Type, for
220V/240V Areas
Fuse, 3.15A (Midget),
European Type
Thermistor, TD5-C220
Driver PC Board Assembly
Overload Protection PC
Board Assembly
Inrush Absorber PC Board
Assembly, for 100V/120V
Areas
Inrush Absorber PC Board
Assembly, for 220V/240V
Areas
Power Meter PC Board
Assembly
Power Supply PC Board
Assembly
Speaker Switches PC
Board Assembly
Fuses PC Board Assembly,
Standard Type for
100V/120V Areas
Fuses PC Board Assembly,
Standard Type for
220V/240V Areas
Fuses PC Board Assembly,
for European Type
Meter Lamp Holder
Voltage Selector
Speaker Terminal, 4P
Input Pin Jack Board, 4P
Fuse Clip, for Midget Fuse
Socket, Power Amp
Transistor
Front Panel Assembly w/o
Handle
Handle
Collar, Handle Mtg
Bonnet
Button, Push Switch
Knob, Lever Switch
Foot
Washer, Power Trans Mtg
Rubber Pad, 660, Power
Trans Mtg
Rubber Pad, $130, Power
Trans Mtg
Rubber Sheet, t5, PT Mtg,
for STD Type
Rubber Sheet, t3, PT Mtg,
for European Type
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