Integra DTR-7.4 Service Manual page 22

A
SCHEMATIC DIAGRAM 5 Driver section
NAAF-7690
1
-B1
+B1
2
3
4
5
B
L
R5110 R5120
2.2K 2.2K
(49.8V)
R5070
100K
(52.7V)
C5120
(52.6V)
100/100
Q5000 Q5010
C5000
(-35.7V)
R5000
22/35
1K
R5020
R5010
C5010 330
R5030 R5040
56K
101K C5040
330 330
220/16
-0.9V
R5090
1.8K
R5050
5.6K
C5130
(-49.1V)
100/100
(-49.6V)
Q5020
C5050 R5290
10/50 100K D5000 R5060
MTZJ5.6B 2.7K
R
R5111 R5121
2.2K 2.2K
(49.8V)
R5071
100K
(52.7V)
C5121
100/100 (52.6V)
Q5001 Q5011
C5001
R5001 (-35.7V)
22/35
1K
R5021
R5011
C5011 330
R5031 R5041
56K
101K C5041
330 330
220/16
-0.9V
R5091
1.8K
C5061 R5051
5.6K
C5131
(-49.1V)
100/100
Q5021 (-49.6V)
C5051 R5291
10/50 100K D5001 R5061
MTZJ5.6B 2.7K
C
R5112 R5122
2.2K 2.2K
R5072
(49.8V)
100K
(52.7V)
C5122
100/100 (52.6V)
Q5002 Q5012
C5002
(-35.7V)
R5002
22/35
1K
C5032
R5022
C5012 330
R5012
R5032 R5042
221K C5042
56K
330 330
220/16
-0.9V
R5092
1.8K
R5052
5.6K
C5132
(-49.1V)
100/100
(-49.6V)
Q5022
C5052 R5292
10/50 100K D5002 R5062
MTZJ5.6B 2.7K
.
N O T E
.
.
T H E C O M P O N E N T S I D E N T I F I E D B Y M A R K
. R E P L A C E O N L Y W I T H P A R T N U M B E R S P E C I F I E D .
V O L T A G E ( M E A S U R E D W I T H V O L T M E T E R )
E L E C T R O L Y T I C C A P A C I T O R S (
.
A L L C A P A C I T O R S A R E I N p F / 5 0 W V U N L E S S O T H E R W I S E N O T E D .
.
E X ) 0 3 0 - 3 p F 3 3 0 - 3 3 p F 3 3 1 - 3 3 0 p F 3 3 3 p F - 0 . 0 3 3 u F
A L L R E S I S T O R S A R E I N O H M S 1 / 4 W A T T S U N L E S S O T H E R W I S E N O T E D .
.
T H E T H I C K L I N E O N P C B O A R D A R E T H E P R I N T I N G S I D E O F T H E P A R T S .
E X ) P R I N T I N G S I D E
C I R C U I T I S S U B J E C T T O C H A N G E F O R I M P R O V E M E N T .
CIRCUIT NO.
Q5000~Q5006,Q5010~Q5016 KTC3200-BL OR 2SC1775A-E OR 2SC1775A-F OR 2SC1845-E
Q5020~Q5026 KTC3200-BL OR 2SC1775A-E OR 2SC1775A-F OR 2SC1845-E
Q5030~Q5036,Q5040~Q5046 KTA1024-Y OR KTA1024-O OR 2SA949-Y OR 2SA949-O
Q5050~Q5052
Q5053~Q5056 KTA1024-Y OR KTA1024-O OR 2SA949-Y OR 2SA949-O
Q5080~Q5082
Q5083~Q5086 KTC3206-Y OR KTC3206-O OR 2SC2229-Y OR 2SC2229-O
C
R5300
(54.6V)
R5140 R5130 R5180
68 (1/4W)
820 820 33
(1/4W) (1/4W) (1/4W) (53.8V)
Q5050
(53.3V)
Q5040
Q5030
C5110
C5070 R5210
050D
10/100 18K
(-35.7V)
R5150
R5280 10K
10K (1/2W)
C5090 C5100
(1/2W)
47/50 101K
C5080 R5220
22/63 18K
Q5080
(-53.2V)
(-53.8V)
R5170
R5160
820
1K R5330
(-54.6V)
(1/4W)
(1/4W) 68 (1/4W)
R5301
R5141 (54.6V) R5131 R5181
68 (1/4W)
820 820 33
(1/4W) (1/4W) (1/4W)
(53.8V)
(53.3V)
Q5051
Q5041
Q5031
C5111
C5071 R5211
050D
10/100 18K
(-35.7V)
R5151
R5281 10K
10K (1/2W)
C5091 C5101
(1/2W)
47/50 101K
C5081 R5221
22/63 18K
Q5081
(-53.2V)
(-53.8V)
R5171
R5161
820
1K R5331
(1/4W)
(-54.6V)
(1/4W) 68 (1/4W)
R5302
R5142 R5132 R5182
68 (1/4W)
820 (54.6V) 820 33
(1/4W) (1/4W) (1/4W)
(53.8V)
(53.3V) Q5052
Q5042
Q5032
C5112
C5072 R5212
050D
10/100 18K
(-35.7V)
R5152
R5282 10K
10K (1/2W)
C5092 C5102
(1/2W)
47/50 101K
C5082 R5222
22/63 18K
Q5082
(-53.2V)
(-53.8V)
R5172
R5162
820
1K R5332
(1/4W) (-54.6V)
(1/4W) 68 (1/4W)
! A R E C R I T I C A L F O R S A F E T Y .
I S D C V O L T A G E ( N O I N P U T S I G N A L )
) A R E I N u F / W V .
DESCRIPTION
2SA1360-Y OR 2SA1360-O
2SC3423-Y OR 2SC3423-O
DTR-7.4
U26
R5230
15
(1/4W)
1.2V
NF
NF
R5250 B+
56K
B-
-1.2V
R5240
15
(1/4W)
R5231
15
(1/4W)
1.2V
NF
NF
R5251 B+
56K
B-
-1.2V
R5241
15
(1/4W)
R5232
15
(1/4W)
1.2V
NF
NF
R5252
B+
56K
B-
-1.2V
R5242
15
(1/4W)
D