Driver Amplifier Section - Onkyo HT-R320 Service Manual

A
SCHEMATIC DIAGRAMS-3

DRIVER AMPLIFIER SECTION

NAAF-7866
1
U08
DRIVER
AMPLIFIER
PC BOARD
2
3
NOTE
THE COMPONENTS IDENTIFIED BY MARK
REPLACE ONLY WITH PART NUMBER SPECIFIED.
VOLTAGE (MEASURED WITH VOLTMETER)
ALL PNP TRANSISTORS ARE EQUIVALENT TO 2SA1015-GR UNLESS OTHERWISE NOTED.
4
ALL NPN TRANSISTORS ARE EQUIVALENT TO 2SC1815-GR UNLESS OTHERWISE NOTED.
ALL DIODES ARE EQUIVALENT TO 1SS133 UNLESS OTHERWISE NOTED.
ELECTROLYTIC CAPACITORS (
ALL CAPACITORS ARE IN pF/50WV UNLESS OTHERWISE NOTED.
EX) 030- 3pF 330- 33pF 331- 330pF 333- 0.033uF
ALL RESISTORS ARE IN OHMS 1/4WATTS UNLESS OTHERWISE NOTED.
THE THICK LINES ON PC BOARD ARE THE PRINTING SIDE OF THE PARTS.
EX)
CIRCUIT IS SUBJECT TO CHANGE FOR IMPROVEMENT.
5
B
SL
R5093
100K
Q5003
C5013
R5003
-0.1V
22/16
1K
R5023
R5013
330
C5003 56K
101K
-56.5V
R5043
2.2K
C5023
R5103
D5003
10/50
100K
MTZJ5.6B
SR
R5094
100K
Q5004
C5014
R5004
-0.1V
22/16
1K
R5014
R5024
C5004 56K 330
101K
-56.5V
R5044
2.2K
R5104 C5024
D5004
100K 10/50
MTZJ5.6B
!
ARE CRITICAL FOR SAFETY
IS DC VOLTAGE.(NO INPUT SIGNAL).
) ARE IN uF/WV.
PRINTING SIDE
R5113
1K
60.7V
C5073
C5033
NC
NC
Q5013
C5103
10/100
0V
-0.7V
R5053
C5043
4.7K
100/16
R5133
Q5053
18K
R5063 -57.1V
-60.6V
1.2K
C5113
R5073 R5083
R5173
10/100
560 3.3K
120(1/4W)
R5114
1K
60.7V
C5074
NC
C5034
NC
Q5014
C5104
10/100
0V
-0.7V
R5054
C5044
4.7K
100/16
R5134
Q5054
18K
-44V
R5064
-60.6V
1.2K
C5114
R5074 R5084
10/100
560 3.3K
120 (1/4W)
<Notes>
NC=No mount of parts.
Refer to following table about the parts displayed by mark "
REF. NO.
Q5000-04,Q5010-14
Q5030-34
Q5040-44
Q5050-54
C
R5163
120 (1/4W)
62.1V
R5183
61.5V
10
(1/4W)
Q5033
1.0V
C5053
47/50 NF
C5083
-B1
040D
+B1
B+
R5033
56K B-
C5093
101J
-1V
R5193
10
Q5043 (1/4W)
-61.4V
-62.1V
R5164
120 (1/4W) 62.1V
R5184
61.5V
10
(1/4W)
Q5034
1.0V
C5054
47/50 NF
C5084
-B1
040D
+B1
B+
R5034
56K B-
C5094
101J
R5194
-1V 10
(1/4W)
Q5044
-61.4V
R5174
-62.1V
".
DESCRIPTION
KTC3200-BL OR 2SC1775A-E,F OR 2SC1845-E
KTA1024-Y,O OR 2SA949-Y,O
KTC3206-Y,O OR 2SC2229-Y,O
KTC3200-BL,GR OR 2SC1775A-E,F OR 2SC1845-E,F
HT-R320
D