Block Diagram - Yamaha YSP-1 Service Manual

A B
YSP-1
1
I BLOCK DIAGRAM
• See page 53 →
SCHEMATIC DIAGRAM
INPUT
IC26 IC27
PJ2
1, 3
TV L/R
4,15
PJ3
3, 5
2, 5
VCR L/R
2 TC40538P uPC4570G2
U1
TV
OPTICAL
U2
AUX
PJ1
COAXIAL
3
PJ4
Sub Woofer_out
IC3
PJ4
OSD
13 9, 10, 11
VIDEO_out
LC74781
U3
4
Remote
CB1
RS232C
Key SW2-5
Q19, 20, 21
DTC144EKA/
2SC4488 (S/T)
SYSTEM
CONNECTOR
5
• See page 53 →
SCHEMATIC DIAGRAM
S3.3
INPUT
S3.3BK
S3.3BK
6
RESET
PW_DN
7
40
C D
• See page 51, 52 →
SCHEMATIC DIAGRAM
DSP
IC311
A/D
1, 7
1, 2
AK5381VT-E2
IC300 IC302 IC305
28 92
SDI1 SDI7
5
RX3
39 99
SDO0 SDI0
40 98
SDO1 SDI1
43 97
DIR MAIN DECODER SDO2 SDI2
21 29
8
RX4 RDATA SDI0 PROSESSER
44 96
LC89057W
YSS948 SDO3 SDI3
2
93
RX0
SDI6
28 29
XL300
24.576MHz
IC310
1
D/A
10 3
AK4381VT
POW_RY
PW_DN
RESET
+15V
POW_RY
IC5
Q14
D12
Q13
C81, 82
D13
RY1 C79
D11
Q16
POW_RY
T1
C83
E F
IC3 IC4
POST
DSP
IC6
TMS320C6713BGDP
YSS930-SZ
LC4032V-
757N48C
SUB0
IC304
65, 66, 67
75
CPU
31-34
M30626FMPFP
74, 94, 95
49 73 12
IC1
FL Driver
V1
FL Display
IC7
SWITCHING
+15V
POWER
SUPPLY UNIT
RY1
IC6
G H
• See page 54 →
SCHEMATIC DIAGRAM
AMP
IC1
10ch
D-ClassIC 390KHz_PWM
TAD108
50MHz_LVDS IC3
OUT0
50MHz_LVDS
OUT1
10ch
50MHz_LVDS
OUT2 D-ClassIC 390KHz_PWM
ASC
50MHz_LVDS
TAD108
TAC8256
OUT3
390KHz_PWM
PWM-L
390KHz_PWM
PWM-R
IC1
10ch
D-ClassIC 390KHz_PWM
TAD108
IC3
10ch
D-ClassIC 390KHz_PWM
TAD108
IC4, Q2-5
H-bridge
390KHz_PWM
H-bridge
IC4, Q2-5
MD3221N +3.3V
NJM78M05FA +5V
IC40
BP5319
-24V
I J
Ch_1
Ch_10
Ch_11
Ch_20
Ch_21
Ch_30
Ch_31
Ch_40
DRIVER
WOOFER L
DRIVER
WOOFER R