Sharp HT-CN500DVH (serv.man3) Service Manual ▷ View online
– 43 –
HT-CN400DVH/HT-CN400DVE/HT-CN500DVH/HT-CN500DVE
IC503 92LRCI0308-001: Audio Processor (STA308) (1/2)
1
MVO
Input
Master Volume Override.
2
GND
—
Digital Ground.
3
VDD3
—
3.3 V Digital Supply.
4
GND
—
Digital Ground.
5
VDD
—
2.5 Digital Supply.
6
SDI_78
Input
Input I2S Serial Data Channels 7 & 8.
7
SDI_56
Input
Input I2S Serial Data Channels 5 & 6.
8
SDI_34
Input
Input I2S Serial Data Channels 3 & 4.
9
SDI_12
Input
Input I2S Serial Data Channels 1 & 2.
10
LRCKI
Input
Input I2S Left/Right Clock.
11
BICKI
Input
Input I2S Serial Clock.
12
VDD3
—
3.3 V Digital Supply.
13
GND
—
Digital Ground.
14
VDD
—
2.5 Digital Supply.
15
RESET
Input
Global Reset.
16
PLLB
Input
PLL Bypass.
17
SA
Input
Select Address (I2C).
18
SDA
Input/Output
I2C Serial Data.
19
SCL
Input
I2C Serial Clock.
20
XTI
Input
Crystal Oscillator Input (Clock Input).
21
FILTER_PLL
PLL Filter.
22
VDDA
PLL 2.5 V Supply.
23
GNDA
PLL Ground.
24
VDD3
—
3.3 V Digital Supply.
25*
CKOUT
Output
Clock Output.
26
VDD
—
2.5 Digital Supply.
27
GND
—
Digital Ground.
28
VDD3
—
3.3 V Digital Supply.
29*
OUT8_B
Output
PWM Channel 8 Output B.
30*
OUT8_A
Output
PWM Channel 8 Output A.
31*
OUT7_B
Output
PWM Channel 7 Output B.
32*
OUT7_A
Output
PWM Channel 7 Output A.
33
OUT6_B
Output
PWM Channel 6 Output B.
34
OUT6_A
Output
PWM Channel 6 Output A.
35
VDD3
—
3.3 V Digital Supply.
36
GND
—
Digital Ground.
37
VDD
—
2.5 Digital Supply.
38
OUT5_B
Output
PWM Channel 5 Output B.
39
OUT5_A
Output
PWM Channel 5 Output A.
40
OUT4_B
Output
PWM Channel 4 Output B.
41
OUT4_A
Output
PWM Channel 4 Output A.
42
OUT3_B
Output
PWM Channel 3 Output B.
43
OUT3_A
Output
PWM Channel 3 Output A.
44
VDD3
—
3.3 V Digital Supply.
45
GND
—
Digital Ground.
46
VDD
—
2.5 Digital Supply.
47
OUT2_B
Output
PWM Channel 2 Output B.
48
OUT2_A
Output
PWM Channel 2 Output A.
49
OUT1_B
Output
PWM Channel 1 Output B.
50
OUT1_A
Output
PWM Channel 1 Output A.
51
EAPD
Output
External Amplifier Power Down.
52
VDD3
—
3.3 V Digital Supply.
Port Name
Pin No.
Input/Output
Function
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
– 44 –
HT-CN400DVH/HT-CN400DVE/HT-CN500DVH/HT-CN500DVE
53
GND
—
Digital Ground.
54
VDD
—
2.5 Digital Supply.
55*
BICKO
Output
Output l2S Serial Clock.
56*
LRCKO
Output
Output l2S Left/Right Clock.
57*
SDO_12
Output
Output l2S Serial Data Channel 1 & 2.
58*
SDO_34
Output
Output l2S Serial Data Channel 3 & 4.
59
VDD3
—
3.3 V Digital Supply.
60
GND
—
Digital Ground.
61
VDD
—
2.5 Digital Supply.
62*
SDO_56
Output
Output l2S Serial Data Channel 5 & 6.
63*
SDO_78
Output
Output l2S Serial Data Channel 7 & 8.
64
PWDN
Input
Device Powerdown.
IC503 92LRCI0308-001: Audio Processor (STA308) (2/2)
Port Name
Pin No.
Input/Output
Function
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
LRCK1
BICK1
SDI12
SDI34
SDI56
SDI78
PLLB
XTI
CKOUT
PWND
EAPD
OUT1A/B
OUT2A/B
OUT3A/B
OUT4A/B
OUT5A/B
OUT6A/B
OUT7A/B
OUT7A/B
OUT8A/B
LRCKO
LICKO
SDO12
LICKO
SDO12
SDO34
SDO56
SDO78
SA
SERIAL
DATA
IN
CHANNEL
MAPPING
SYSTEM TIMING
PLL
POWER
DOWN
VARIABLE
DOWN-
SAMPLING
VARIABLE
OVER.
SAMPLING
TREBL,
BASS, EQ
(BIQUADS)
VOLUME
LIMITING
DDX
SERIAL
DATA
OUT
SYSTEM
CONTROL
OVERSAMPLING
I C
SCL
SDA
MVO
2
Figure 44 BLOCK DIAGRAM OF IC
IC107 92LRCI2402-002: EEP ROM (TA24C02N)
1
N.C.
No Connection.
2, 3
A0, A1
Address inputs.
4
N.C.
No Connection.
5
A2
Address inputs.
6
GND
7, 8
N.C.
No Connection.
9
SDA
Serial data.
10
SCL
Serial clock input.
11
N.C.
No Connection.
12
WP
Write protect.
13
VCC
14
N.C.
No Connection.
Port Name
Pin No.
Function
– 45 –
HT-CN400DVH/HT-CN400DVE/HT-CN500DVH/HT-CN500DVE
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
1
GND-SUB
Substrate ground.
2, 3
OUT2B
Output half bridge 2B.
4
VCC2B
Positive supply.
5
GND2B
Negative supply.
6
GND2A
Negative supply.
7
VCC2A
Positive supply.
8, 9
OUT2A
Output half bridge 2A.
10, 11
OUT1B
Output half bridge 1B.
12
VCC1B
Positive supply.
13
GND1B
Negative supply.
14
GND1A
Negative supply.
15
VCC1A
Positive supply.
16, 17
OUT1A
Output half bridge 1A.
18*
N.C.
Not connected.
19
GND-clean
Logical ground.
20
GND-Reg
Ground to regulator VDD.
21, 22
VDD
5 V regulator reference to ground.
23
IBIAS
High logical state setting voltage.
24
CONFIG
Configuration pin.
25
PWRDN
Stand-by pin.
26
TRI-STATE
Hi-Z pin.
27
FAULT
Fault pin advisor.
28
TH-WAR
Thermal warning advisor.
29
IN1A
Input of half bridge 1A.
30
IN1B
Input of half bridge 1B.
31
IN2A
Input of half bridge 2A.
32
IN2B
Input of half bridge 2B.
33, 34
VSS
5 V regulator reference to + VCC.
35, 36
VCC Sign
Signal positive supply.
Port Name
Pin No.
Function
IC500, IC501, IC502 92LRCI0505-001: Power Amp. (STA505)
– 46 –
HT-CN400DVH/HT-CN400DVE/HT-CN500DVH/HT-CN500DVE
1
CAP
Customer OP amplifier + input.
2
VCC
Power pin (for DPD).
3
PDRF
Pickup signal input.
4-7
PD1-PD4
Pickup signal input.
8
GND
Ground (for DPD).
9, 10
FIN1, FIN2
Pickup signal input.
11*, 12*
PIN1, PIN2
Pickup signal input.
13, 14
TIN1, TIN2
Pickup signal input.
15
LDD1
AP1 input.
16
LDS1
APC1 monitor input.
17
LDD2
APC2 output.
18
LDS2
PC2 monitor input.
19
GND
Ground (servo system).
20
LDTH
APC1 threshold changeover (H: VCC-1.5 V, L: 180 mV).
21
LDON1
APC1 laser ON pin (H: ON).
22
LDON2
APC2 laser ON pin (H: ON).
23
AGOF
RFAGC OFF pin (H: OFF).
24
BCA
PH discharge factor changeover (H: BCA mode).
25
GU
RF, servo signal gain-up pin (H: gain-up).
26
DVD/CD
RF-equalizer band changeover pin (H: DVD).
27
DPD/TE
TE output changeover pin (H: DPD).
28
WO/PP
WO output changeover pin (H: wobble).
29
VCC
Power pin (servo system).
30
TH
Tracking hold (H: hold).
31
XHTR
Tracking, bottom band changeover (L: high band).
32
SGC
Servo gain control pin (RREC, FE, PP, TE).
33
BST
Equalizer boost control pin.
34
FC
Equalizer fo control pin.
35
FEBL
FE balance control pin.
36
TEBL
TE balance control pin.
37
CP
Pin to connect resistor and capacitor to set charge pump gain.
38
RREC
Reflection output.
39
FE
Focus error output.
40
TE
Tracking error output.
41
WO
Wobble/push-pull output pin.
42
PP
Push-pull output pin.
43
PPN
Pin to connect resistor to set push-pull gain.
44
WOC
DC cut capacity connection pin.
45
ISET
Pin to connect resistor to set BPF central frequency.
46
BH RF
bottom detection output.
47
PH
RF peak detection output.
48
SREFI
SREF setting pin.
49
BCAI
Pin to connect resistor to set the peak hold detection constant.
50
PHC
Pin to connect PH detection capacitor for RF-AGC.
51
SREF
Reference voltage output for servo signal.
52
LPC
Pin to connect capacitor for RF DC servo.
53*
N/C
N/C pin.
54
RFON
RF - output.
55
RFOP
RF + output.
56
GND
Ground.
57
FSET
Pin to connect resistor to set equalizer fo frequency.
58
RREF
Reference voltage output (for pick).
Port Name
Pin No.
Function
IC802 92LRCI09703-001: DVD Players RF Amp. (LA9703W) (2/1)
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Click on the first or last page to see other HT-CN500DVH (serv.man3) service manuals if exist.