Block Diagram - Yamaha NS-BP300 Service Manual

A B

■ BLOCK DIAGRAM

1
(G model)
FUNCTION
IC301
–65 →
SCHEMATIC DIAGRAM
FM TUNER
2
DAB
MODULE
(A, B models)
PLAYER
AUDIO
IN
CB701
IC307
3
IC108
JK101
SYSTEM
CONNECTOR
4
MAIN
–69 →
SCHEMATIC DIAGRAM
5 VR853
SW801
SW804
6
7
C D
Q302
REG.
(C, T, K, A, L, V models)
J322,323
IC303
IC302
IC305
4,7 3,30
1,10
2,9
IC304
IC306
1,32
IC310
2,31
4,29
AUTHENTICATION
COPROCESSOR
IC104,105
IC51
MOTOR
I
DR VER
VR51
VR851 VR852 VR51
IC101
MICROPROCESSOR
XL101
SW803 SW805
(B, G models)
SW802
V801
E F
8,25
iPod
IC102
IC103
3.3DAB
Q107
DAB_GND
I
+5
IC109
PRE
AMP.
63 SPKR_RY
+B
SPKR_RY
XL102
POWER
AMP.
U801
+VP
20
+5M
CB104
Writing
Port
S10
G H
+B
RY501
POWER
Q507,508 AMP.
I
MAIN MUTE PRTH,PR ,PRD
-B
+7
IC309
Q310
-7
+7
IC308
Q306-609
-7
HP MUTE
POWER
TRANSFORMER
FL1,2
D404
REGULATOR
IC402
(A, B models)
IC1
D9
I
+5 REGULATOR
E
IC503
REGULATOR
Q401
D403
REGULATOR
Q402
REGULATOR
D517
RY501
SPEAKER
RELAY
E
Q532
REGULATOR
-B
Q3
IC4
Q2
D14
IC3 Q5
D5
T1
S10
REGULATOR
I J
R-840/NS-BP300
SPEAKERS
PJ302
SUBWOOFER OUTPUT
JK801
PHONES
RY1
AC IN
49