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ADJUSTMENT PROCEDURE-3
IDLING CURRENT ADJUSTMENT
<Fig-2>
U18
POWER AMP PC BOARD
(NACLA-9063)
FL
R6040
R6110
Trimming
C6000
resistor
C6010
C5110
Q5010
Q5000
R5360
R5110
R5120
R5130
C5010
R5070
Q5020
R5060
C5050
D5000
R5290
R5000
C5020
P5010A
U21
POWER AMP PC BOARD
(NACLA-9066)
SL
R6043
R6113
Trimming
C6003
resistor
C6013
C5113
Q5013
Q5003
R5363
R5113
R5123
R5143
R5133
C5013
R5073
Q5023
R5063
C5053
D5003
R5293
R5003
C5023
P5013A
BIAS
R6280
R6260
Q6040
R6300
R5240
Q6010
R5230
Q6030
R6250
R6290
R6270
R6070
R6310
Q5070
R5370
C5080
Q5060
R5280
J5019
C5070
R5140
R5150
R5300
R5180
R5160
R5210
R5220
C5100
R5330
R5170
P6010A
BIAS
R6283
R6263
Q6043
R6303
R5243
Q6013
R5233
Q6033
R6253
R6293
R6273
R6073
R6313
Q5073
R5373
C5083
Q5063
R5283
J5051
C5073
R5153
R5303
R5183
R5163
R5213
R5223
C5103
R5333
R5173
P6013A
NACLA-9063, 9066, 9068
are electrically and mechanically full-compatible
with each other. But idling current re-adjustment is
necessary.
U23
POWER AMP PC BOARD
(NACLA-9068)
SBL
R6045
R6115
Trimming
C6005
resistor
C6015
C5115
Q5015
Q5005
R5365
R5115
R5125
R5135
C5015
R5075
Q5025
R5065
C5055
D5005
R5295
R5005
C5025
P5015A
TX-SR875
BIAS
R6285
R6265
Q6045
R6305
R5245
Q6015
R5235
R6255
Q6035
R6295
R6275
R6075
R6315
Q5075
C5085
R5375
Q5065
R5285
J5054
C5075
R5155
R5145
R5305
R5185
R5165
R5215
R5225
C5105
R5335
R5175
P6015A
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