Advertisement
BD
KRF-V7300D/V8300D/V9300D
17.6mV
17.6mV
ICL-Rch
IDL-Lch
CN6
CN7
1 2
1
2
40mA
C236
Q218
+55.5V
220P
R246
47
BIAS
CP2
Q222
R258
R252
47
C240
Q220
220P
55.5V
-1.2V
40mA
C229
+55.5V
Q217
220P
R247
47
BIAS
CP1
Q221
R257
R245
47
C237
Q219
220P
55.5V
-1.2V
43V
43V
+44.2V
+55.5V
55.5V
+8.9V
8.9V
R265
R518
4.7
1K
2W
1/4W
L3
Q506
D314
Q513
C514
1000P
Q512
LIMITER ON
: -13.3V
-43.3V
R538
0
R266
4.7
1/4W
L4
-42.3V
LIMITER ON
: -14.0V
R539
0
Q511
C513
1000P
Q514
Q507
R519
1.8K 2W
R520
1.8K 2W
+12V
52
X09-7052-70 (2/3)
BE
IC1
PRE
DRIVER
CH1
61
S-B-Rch
470
62
Q309
R349
R357
470
30K
71
Q310
R350
R355
470
470
30K
72
R356
R351
30K
Q311
470
+44.2V
R514
1
Q508
D526
R542
1K
R543
Q505
1K
D527
8.9V
+55.5V
55.5V
Q510
Q509
1 2 3
WH7
R515
1
X08-
A/3-
CN404
BF
PRE
DRIVER
CH2
S-Rch
BIAS CIRCUIT
C6
C8
680P
390P
R14
56K
R12
100K
43V
+44.2V
+55.5V
55.5V
+8.9V
+12V
+8.9V
C255
1000P
R277
Q515
2.2
R281
2.2
Q516
C258
1000P
8.9V
12V
4
5 6
P3
AB-6
1/5
BG
PRE
MONO
DRIVER
IC
CH3
Cch
C102
C103
680P
390P
C30
C28
390P
680P
R103
R38
56K
56K
R102
R36
100K
100K
+12V
+12V
IC3
19.3V
Q227
R275
OUT
IN
2.2
GND
Q228
8.3V
-20.5V
GND
OUT
IN
-8.3V
IC4
Q230
+55.5V
R279
2.2
Q229
55.5V
K801
D805
Q801
R529
1K
BH
IC2
PRE
DRIV
CH1
R36
R358
30K
Q312
470
Q313
R359
R36
470
30K
43V
+44.2V
+55.5V
55.5V
17.0V
D524
R540
47K
D503
D502
D505
D504
D525
17.0V
LOW : 46.9V
D801
LOW
LOW : -46.9V
D802
HIGH
C520
R513
0.022
2.2
D80
22.8V
46.3V
D80
R806
1.2K
2W
Advertisement
