Sharp XL-HP515 Service Manual - Page 15

An80t53, Multi Regulator, Stk412-000, Power Amp., System Microcomputer, Ixa020aw, Ic901, Ic854 - remote

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XL-HP515 SYSTEM MUTE VL+ VLñ GND Q603 Q604 _+10V D_+8V 851 12 5 21 FL701 FL DISPLAY 28 31 32 41 +B10 44 45 MOTOR/ SOLENOID DRIVER Q701,702 Q712~715 TAPE MECHANISM ASS'Y +B10 LED701 38 48 69 78 79 VLOAD 36 P_IN 41 SMUTE 42 TIME LED 45 VOL_LED AC_RLY T_SOL T_MOTOR VDD 43 44 46 IC701 59 40 25 13 REMOCON 39 AVDD 34 33 31 VOL_JOG 30 +B3 REMOTE SENSOR 1 RX701 2 +B10 3 +B10 KEY SW701-SW705 SW709-SW728 VOLUME VR701 +B9(SW_+5V) IXA020AW PROTECT 29 +B_PROTECT VDD -20dBATT T_BIAS T_REC/PLAY VDD CLK DI DO CE +B5 Q711 LED708 SYSTEM MICROCOMPUTER RESET 10 80 56 83 84 53 Q703 +B10 RESET 100 1 23 4 SP_RLY 47 6 7 11 12 15 16 21 24 17 18 19 20 +B4(8V) +B7(A_5V) +B8(D_5V) TO CD SECTION SP DET +B10 XL700 +B10 4.19403MHz DRIVER FAN MOTOR M971 Q906 M +B7(A_5V) L 18 R 14 25 IC901 STK412-000 POWER AMP. 71 11 L-OUT 8 R-OUT 6 VHñ VH+ Q901 Q904 Q905 RL914 RELAY +B3 SO901 SPEAKER TERMINAL JK701 HEADPHONES D801 VLñ IC851 VL+ AN80T53 MULTI REGULATOR D802 F802 4A 125V F801 4A 125V PT801 POWER TRANSFORMER (MAIN) JK953 SUB WOOFER PRE-OUT 67 1 4 3 52 F804 2A 125V F805 4A 125V 10V 8.5V 5.1V GND VCC SW 13V +B3 AC POWER SUPPLY CORD AC 120V,60 Hz VF2 ñVF VF1 UNSW_5.6V P_IN F803 2A 125V VOLTAGE REGULATOR Q801 IC854 AN78L05 VOLTAGE REGULATOR AC_RLY Q841 RELAY DRIVER D842-D845 RL841 RELAY T.F PT841 POWER TRANSFORMER (SUB) Figure 4-2 BLOCK DIAGRAM (2/3) 4 - 2

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XL-HP515
4 – 2
+B10
+B10
+B10
+B10
+B3
+B10
+B3
AN80T53
MULTI REGULATOR
2
3
5
6
7
1
4
+B4(8V)
2A 125V
2A 125V
4A 125V
4A 125V
D842-D845
POWER
TRANSFORMER
RELAY
DRIVER
AC_RLY
P_IN
AC_RLY
T_SOL
T_MOTOR
VOL_JOG
PROTECT
+B8(D_5V)
+B7(A_5V)
+B7(A_5V)
+B9(SW_+5V)
+B_PROTECT
13V
SW
VCC
GND
5.1V
8.5V
10V
VL+
VLñ
GND
SMUTE
TIME LED
SP_RLY
T_REC/PLAY
T_BIAS
VLOAD
VOL_LED
P_IN
AC 120V,60 Hz
SUPPLY CORD
AC POWER
SP DET
ñVF
T.F
VDD
TRANSFORMER
POWER
REGULATOR
VOLTAGE
UNSW_5.6V
AN78L05
VOLTAGE
REGULATOR
VR701
VOLUME
KEY
ASS'Y
MECHANISM
TAPE
DRIVER
4A 125V
R-OUT
L-OUT
STK412-000
POWER AMP.
L
R
VLñ
VHñ
VL+
VH+
VF1
VF2
M971
RESET
SYSTEM MICROCOMPUTER
4.19403MHz
REMOTE SENSOR
VDD
-20dBATT
+B10
+B10
LED701
LED708
+B5
VDD
+B3
FAN MOTOR
FL DISPLAY
CE
CLK
DI
DO
TO CD SECTION
RESET
AVDD
REMOCON
HEADPHONES
SUB WOOFER
PRE-OUT
SPEAKER TERMINAL
M
SYSTEM
MUTE
8
11
6
1
14
18
7
48
32
41
31
28
5
2
44
43
24
21
15
12
11
7
6
10
17 18 19 20
3
4
2
1
21
44 45
78
69
80
83
84
2
3
1
31
30
29
47
53
56
41
42
45
5
79
36
38
46
25
40
59
13
33
34
39
1
2
16
100
(SUB)
(MAIN)
MOTOR/
DRIVER
SOLENOID
_+10V
D_+8V
SW701-SW705
SW709-SW728
IXA020AW
FL701
RX701
Q906
XL700
Q701,702
Q712~715
Q904
Q901
IC901
F802
Q604
Q603
IC854
Q841
851
Q801
F804
F803
IC851
D802
D801
F801
F805
PT801
JK953
JK701
SO901
RL914
Q905
Q711
Q703
RL841
RELAY
IC701
PT841
RELAY
Figure 4-2 BLOCK DIAGRAM (2/3)