DOWNLOAD Sharp DK-KP85H (serv.man2) Service Manual ↓ Size: 7.22 MB | Pages: 64 in PDF or view online for FREE

Model
DK-KP85H (serv.man2)
Pages
64
Size
7.22 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio / System
File
dk-kp85h-sm2.pdf
Date
PREV: Sharp DK-KP85H User Manual / Operation Manual

Sharp DK-KP85H (serv.man2) Service Manual ▷ View online

DK-KP85PH
6 – 3
Pin
No.
Voltage (V)
1
0.00
2
5.00
3
5.00
4
3.27
5
0.03
6
3.28
7
0.04
8
0.04
9
5.00
10
3.28
IC 604
Pin
No.
Voltage (V)
1
0.00
2
3.30
3
3.30
4
0.10
5
0.36
6
3.30
7
1.85
8
3.30
IC 606
Pin
No.
Voltage (V)
1
3.30
2
3.29
3
0.17
4
0.00
IC 740
Pin
No.
Voltage (V)
1
18.36
2
5.11
3
0.00
4
1.22
5
0.00
IC 801
Pin
No.
Voltage (V)
1
3.30
2
-0.06
3
0.00
4
-0.04
5
5.06
6
0.00
7
5.06
IC 803
Pin
No.
Voltage (V)
1
3.93
2
0.00
3
3.92
4
-0.02
5
3.29
IC 804
Pin
No.
Voltage (V)
1
3.29
2
0.00
3
3.28
4
-0.34
5
1.79
IC 805
Pin
No.
Voltage (V)
Pin
No.
Voltage (V)
Pin
No.
Voltage (V)
Pin
No.
Voltage (V)
1
-28.98
17
-23.03
33
-29.11
49
0.00
2
-26.97
18
-25.02
34
-29.13
50
1.41
3
-24.97
19
-25.09
35
-29.09
51
1.40
4
-22.98
20
-23.02
36
-29.12
52
3.30
5
-22.99
21
-23.06
37
-29.14
53
3.28
6
-22.99
22
-25.08
38
-29.13
54
3.24
7
-27.02
23
-29.11
39
-29.14
55
3.28
8
-25.01
24
-27.10
40
-29.16
56
3.30
9
-21.00
25
-23.07
41
-29.15
57
0.00
10
-20.99
26
-25.02
42
-29.14
58
-29.26
11
-27.05
27
-29.08
43
-29.13
59
-29.25
12
-25.03
28
-23.10
44
-29.13
60
-27.21
13
-27.07
29
-23.07
45
-29.09
61
-27.23
14
-29.06
30
-17.15
46
-29.12
62
-23.17
15
-19.00
31
-29.13
47
-29.07
63
-21.14
16
-29.08
32
-29.15
48
-31.18
64
-15.06
IC 750
Pin
No.
Voltage (V)
Pin
No.
Voltage (V)
Pin
No.
Voltage (V)
1
3.30
9
3.30
17
1.63
2
3.30
10
0.76
18
1.66
3
2.3m
11
0.29
19
25m
4
2.3m
12
0.36
20
1.66
5
2.3m
13
2.3m
21
51m
6
3.30
14
2.3m
22
25m
7
2.3m
15
3.30
23
1.87
8
3.30
16
0.53
24
2.4m
IC 902
Pin
No.
Voltage (V)
Pin
No.
Voltage (V)
Pin
No.
Voltage (V)
Pin
No.
Voltage (V)
1
9.33
17
3.30
33
3.30
49
0.00
2
0.00
18
0.00
34
1.61
50
0.00
3
0.00
19
0.91
35
3.30
51
18.41
4
9.32
20
0.00
36
0.00
52
18.41
5
9.32
21
3.30
37
0.01
53
0.07
6
0.00
22
1.65
38
0.08
54
10.85
7
0.00
23
0.25
39
3.30
55
10.38
8
18.41
24
0.25
40
0.00
56
0.00
9
18.41
25
0.00
41
18.41
57
0.00
10
3.30
26
0.00
42
18.41
58
18.39
11
0.00
27
1.85
43
0.00
59
10.41
12
0.69
28
3.30
44
-0.7m
60
10.89
13
1.05
29
3.30
45
0.00
61
10.41
14
1.78
30
0.21
46
0.00
62
0.05
15
3.30
31
0.00
47
0.00
63
18.41
16
3.30
32
0.00
48
0.00
64
0.00
IC 901
Pin
No.
Voltage (V)
Pin
No.
Voltage (V)
Pin
No.
Voltage (V)
Pin
No.
Voltage (V)
Pin
No.
Voltage (V)
Pin
No.
Voltage (V)
1
3.30
10
2.20
19
3.30
28
0.00
37
3.30
46
0.20
2
2.16
11
2.20
20
0.03
29
0.03
38
1.54
47
0.00
3
3.30
12
0.00
21
0.03
30
0.03
39
0.30
48
2.15
4
2.22
13
0.47
22
0.03
31
0.03
40
0.07
49
3.30
5
0.46
14
3.30
23
0.03
32
0.03
41
0.00
50
0.20
6
0.00
15
0.03
24
0.03
33
0.02
42
0.01
51
0.20
7
2.20
16
3.30
25
0.03
34
0.02
43
3.30
52
0.00
8
0.48
17
3.30
26
0.03
35
0.04
44
0.04
53
2.18
9
3.30
18
3.30
27
3.30
36
0.03
45
0.20
54
0.00
IC 602
Pin
No.
Voltage (V)
1
3.27
2
1.76
3
1.95
4
0.00
5
2.92
6
0.00
7
1.79
8
3.29
IC 603
DK-KP85PH
7 – 1
CHAPTER 7. DIAGRAM
[1] Main/Amplifier Block Diagram
Figure 7-1: MAIN/AMPLIFIER BLOCK DIAGRAM
6
25W/CH
( Front Lch )
6
25W/CH
( Front Rch )
(Headphone)
CD/MP3
LC
USB TERMINAL
IPOD TERMINAL
D+
D-
3
2
D+
D-
1
2
TS3USB
221A
(IC 12)
CD DSP IC
3
4
1
2
7
8
D+
D-
D+
D-
D-
D+
2,3,6 
& 7
A~
F
     DATA
   BCLK
LRCK
AUDIO
IN
JACK
   LCH 
2
3
OPTEK IC
5268
TUNER
PACK
10
8
SCL
SDA
 RCH 
6
5
SDA
SCL
D-
D+
BCLK
LRCK
SMART AMP
TAS3152
    DATA
TAS5706B
(DAP + AMP)
DATA
BCLK
LRCK
MCLK
    DATA
   MCLK
SCL
SDA
SCL
SDA
SDA
SCL
SCL
SDA
ANALOG MUX
M74HC4052
13
3
  LCH
RCH
15
2
LCH 
RCH
 
11
4
Apple          
IC
SCL
SDA
6
2
TUNER/AUX LCH
BCLK
LRCK
DATA
BCLK
LRCK
MCLK
TUNER/AUX RCH
BT MODULE
 LCH 
   RCH 
140
1
7
3
2
5
6
17
16
15
14
63
64
BT LCH
BT RCH
28
29
14
16
15
34
36
35
18
19
53
54
56
24
23
25
19
18
20
17
10
9
8
25
23
22
34
29
28
37 38
4,5,59
135
139
136
 LCH+ 
  LCH- 
RCH+
RCH-
HP LCH
HP RCH
1,64,61
     LCH +
     LCH -
LC
53,50,
49
45,46,5
5
     RCH +
RCH -
DATA
DK-KP85PH
7 – 2
[2] Voltage And Current Block Diagram
Figure 7-2: VOLTAGE AND CURRENT BLOCK DIAGRAM
PVCC = 18V,3.3A
           vcc
VL = 3.3V
Power output = 25Watt/CH
Speaker impedance = 6 Ohm
VDD = 3.3V
VDD = 5V
VDD = 5V
MAX = 50mA
LED
REMOTE
SENSOR
SMPS 
UNIT
 CH3 = -30V (-VP) , 56mA
FL DRIVER IC
M66005AHP
+3.3V
REGULATOR IC
UTC1117Y33L
(5V -> 3.3V)
(3.3V , 1A)
CD MOTOR  IC
SA5888TR
CH1 = +18V, 5.4A
+3.3V
CD PICK UP
SILICON TUNER
PACK
IPOD TERMINAL
CH2= ± 4.1V(FL) , 200mA
FL DISPAY
UNSW_+3.9V , 120mA
FLASH SPI 
W25Q16CV
RESET IC
PST8227
+3.3V (UNSW)
OPTEK SOC
 IC
OTK5268
SDRAM 
EM638165
+5V
KTA1271
CD 
DSP IC
BU9543KV
DC-DC
STEP DOWN 5V
LM2596DP
(5V , 3A)
+5V , 2.1A(USB) 
+5V
D+/D- SWITCH 
IPOD/USB  
TS3USB221A
USB TERMINAL
USB/IPOD CURRENT 
TPS2561
LIMITER IC 
+18V
DAP + POWER 
IC 
TAS5706B
3.3V
DC/DC
SOT-23-5
1.3V
DC/DC
SOT-23-5
+1.3V (UNSW)
SMART AMP 
TAS3152
+3.3V, ANA
+3.3V, DIG
≈45mA Max
≈37mA Max
≈150mA Max
≈30µA Max
≈15mA Max
≈10mA Max
+3.3V
≈600mA Max
+5V , 1A (IPOD)
MUITIPLEXER
M74HC4052
+5V
EEPROM
BLUETOOTH MODULE
≈30mA Max
DK-KP85PH
 – 1
-MEMO-
7 – 3
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