Idling Current Adjustment - Onkyo HT-RC260 (B) Service Manual
Hide thumbs
Also See for HT-RC260 (B):
- Instruction manual (72 pages) ,
- Specifications (2 pages) ,
- Service manual (126 pages)
Table of Contents
Advertisement
A
B
SCHEMATIC DIAGRAMS-5
MAIN AMP (Input Stage) SECTION
IDLING CURRENT ADJUSTMENT
1
a. Set the voltages at P6080 6086 to 1.5mV by adjusting R6040 6046, under the condition of
no input and no load, immediately after POWER ON.
c. 4 6 minutes of heat running.
d. Re-adjust by following procedure.
Below
Between 7 8mV
Between 8 10mV
Over
*Set R6040 6046 to minimum position before POWER ON.
2
*Equip series 1/4W 100-ohm resisters near the terminal respectively
in the each poles of the jig used for P6080-6086 terminals.
DC voltmeter
U0020
AMP. (INPUT) PC BOARD BACLA-0362
3
FRONT(L) CH
7
8
4
SURROUND
5
7
8
6
SURROUND
BACK(L) CH
EXCEPT
7
8
7
4
3
2
1
P6007A
8
TX-SA608/ TX-SR608/ HT-RC260/ DTR-20.2/ DTR-30.2
C
D
All
7mV
Return to 'c' ,after it adjusted to 7mV.
8mV
Leave it as it is.
10mV
10mV
100 ohms
Jig terminal
Test point
(1/4 watt)
ID+
ID-
63.9V[56.6V]
52.3V
+BL
1
1.2V
62.1V[54.8V]
-62.4V[-55.1V]
R5000
C5010
R5020
R5030
0V
330
33K
1.5K
47/50
-61.3V[-54.0V]
-0.9V
R5040
1K
-48.2V
-1.2V
-62.7V[-55.5V]
2
3
-63.9V[-56.6V]
63.9V[56.6V]
(L) CH
52.3V
+BSL
1
1.2V
62.1V[54.8V]
-62.4V[-55.1V]
R5003
C5013
R5023
R5033 33K
0V
1.5K
47/50
330
-61.3V[-54.0V]
-0.9V
R5043
1K
-48.2V
-1.2V
-62.7V[-55.5V]
2
3
-63.9V[-56.6V]
63.9V[56.6V]
52.3V
+BSBL
1
: DTR-20.2
1.2V
62.1V[54.8V]
-62.4V[-55.1V]
R5005
C5015
R5035
R5025
0V
1.5K
47/50
330
33K
-61.3V[-54.0V]
-0.9V
R5045
1K
-48.2V
-1.2V
-62.7V[-55.5V]
2
3
-63.9V[-56.6V]
E
F
CENTER CH
R5002
C5012
7
8
1.5K
47/50
R5180
FRONT(R) CH
+B1L
10
(1/4W)
R5420
10
L5400
NFL
9
(1/4W)
+B1L
6
R5350
R5480
-B1L
5
0.6V
10
18
+BL
4
(1/4W)
R5001
C5011
+BL2
3
7
-BL2
2
8
1.5K
47/50
TRIML
1
-0.4V
R5360
R5490
-0.6V
18
10
-0.5V
(1/4W)
2
L5410
R5190
-B1L
10
(1/4W)
R5183
SURROUND
+B1SL
10
(R) CH
(1/4W)
R5423
10
L5403
NFSL
9
(1/4W)
+B1SL
6
R5353
R5483
0.6V
-B1SL
5
10
+BSL
4
18
(1/4W)
R5004
C5014
+BSL2
3
7
-BSL2
2
8
1.5K
47/50
TRIMSL
1
-0.4V
R5363
R5493
-0.6V
18
10
-0.5V
(1/4W)
2
L5413
R5193
-B1SL
10
(1/4W)
SURROUND
R5185
+B1SBL
10
BACK(R) CH
(1/4W)
R5425
EXCEPT
10
L5405
NFSBL
9
(1/4W)
: DTR-20.2
+B1SBL
6
R5355
R5485
0.6V
-B1SBL
5
18
10
+BSBL
4
(1/4W)
R5006
C5016
+BSBL2
3
7
-BSBL2
2
8
1.5K
47/50
-0.4V
TRIMSBL
1
R5365
R5495
18
-0.6V
10
-0.5V
(1/4W)
2
L5415
R5195
-B1SBL
10
(1/4W)
4
3
2
1
P6008A
TX-SA608/ TX-SR608/ HT-RC260/ DTR-20.2/ DTR-30.2
G
H
I
R5182
63.9V[56.6V]
+B1C
10
(1/4W)
52.3V
R5422
+BC
1
10
(1/4W)
1.2V
62.1V[54.8V]
-62.4V[-55.1V]
R5022
R5032 33K
0V
330
-61.3V[-54.0V]
-0.4V
-0.9V
R5042
-0.5V
2
1K
-48.2V
-1.2V
-62.7V[-55.5V]
2
3
R5192
-63.9V[-56.6V]
10
(1/4W)
R5181
63.9V[56.6V]
+B1R
10
(1/4W)
52.3V
R5421
+BR
1
10
(1/4W)
1.2V
62.1V[54.8V]
-62.4V[-55.1V]
R5021
R5031
0V
330
33K
-61.3V[-54.0V]
-0.4V
-0.9V
R5041
-0.5V
1K
2
-48.2V
-1.2V
-62.7V[-55.5V]
2
3
R5191
-63.9V[-56.6V]
10
(1/4W)
R5184
63.9V[56.6V]
+B1SR
10
(1/4W)
52.3V
R5424
+BSR
1
10
(1/4W)
1.2V
62.1V[54.8V]
-62.4V[-55.1V]
R5024
R5034 33K
0V
330
-61.3V[-54.0V]
-0.4V
-0.9V
R5044
-0.5V
1K
2
-48.2V
-1.2V
-62.7V[-55.5V]
2
3
R5194
-63.9V[-56.6V]
10
(1/4W)
R5186
+B1SBR
63.9V[56.6V]
10
(1/4W)
52.3V
R5426
+BSBR
1
10
(1/4W)
1.2V
62.1V[54.8V]
-62.4V[-55.1V]
R5036 33K
R5026
0V
330
-61.3V[-54.0V]
-0.4V
-0.9V
R5046
-0.5V
2
1K
-48.2V
-1.2V
-62.7V[-55.5V]
2
3
R5196
-63.9V[-56.6V]
10
(1/4W)
J
K
L5402
NFC
9
+B1C
6
R5352
R5482
0.6V
-B1C
5
18
10
+BC
4
(1/4W)
+BC2
3
-BC2
2
TRIMC
1
R5362
R5492
18
-0.6V
10
(1/4W)
L5412
-B1C
L5401
NFR
9
+B1R
6
R5351
R5481
-B1R
5
0.6V
18
(1/4W)
10
+BR
4
+BR2
3
-BR2
2
TRIMR
1
R5361
R5491
-0.6V
18
10
(1/4W)
L5411
-B1R
L5404
NFSR
9
+B1SR
6
R5354
R5484
0.6V
-B1SR
5
10
+BSR
4
18
(1/4W)
+BSR2
3
-BSR2
2
TRIMSR
1
R5364
R5494
-0.6V
18
10
(1/4W)
L5414
-B1SR
L5406
NFSBR
9
+B1SBR
6
R5356
R5486
0.6V
-B1SBR
5
18
10
+BSBR
4
(1/4W)
+BSBR2
3
-BSBR2
2
TRIMSBR
1
R5366
R5496
18
-0.6V
10
(1/4W)
L5416
-B1SBR
BACLA-0362
Advertisement
Table of Contents
