Read Sharp HT-DV40H (serv.man4) Service Manual online
HT-DV40H
8 – 27
AGCON
255
Output
Differential AGC output #N
AGCOP
256
Output
Differential AGC output #P
RFIP
1
Input
Differential RF signal input
RFIS
2
Input
Single-ended RF equalizer input
RFSUM
3
Output
RF summing amplified output
DPDA
4
Input
AC coupled RF inputs for the DPD, from the main beam photo detector
DPDB
5
Input
DPDC
6
Input
DPDD
7
Input
DVDD
8
Input
DVD RF inputs, from the main beam photo detector
DVDC
9
Input
DVDB
10
Input
DVDA
11
Input
CDB
12
Input
CD RF inputs, from the main beam photo detector
CDA
13
Input
CDF
14
Input
CD tracking error inputs, from the sub-beam photo detector
CDE
15
Input
RF_AVSS
16
S
Servo RF ground
APC_AVSS
17
S
Servo APC ground
DVDLDO
18
Output
DVD APC output
CDLDO
19
Output
CD APC output
DVDMDI
20
Input
DVD APC input from monitor photo diode
CDMDI
21
Input
CD APC input from monitor photo diode
APC_AVDD
22
S
Servo APC 3.3V power
SRV_AVDD
23
S
Servo analog 3.3V power
V21
24
-
Reference DC bias voltage
R33K
25
-
External reference resistor input
V165
26
-
Reference DC bias voltage
SVOTST
27
Output
RF peak hold external capacitor
RFRPPH
28
Output
RFRP peak hold signal output
RFRPBH
29
Output
RFRP bottom hold signal output
RFRPMEAN
30
Output
RFRP mean signal output
SBADPH
31
Output
Sub-beam adds peak hold signal output
SBAD
32
Output
Sub-beam adds signal output
FEO
33
Output
Focus error signal output
TEO
34
Output
Tracking error signal output
TEOLP
35
A
OPVIP
36
Input
Op-amp 1 positive input
OPVIN
37
Input
Op-amp 1 negative input
OPVOP
38
Output
Op-amp output
SRV_AD_AVSS
39
S
Servo/ADC analog ground
VRGD
40
A
AD_DA_AVDD
41
S
Servo ADC/DAC 3.3V power
DATEO
42
A
DAFEO
43
A
DA_AVSS
44
S
Servo DAC ground
Symbol
Pin #
Input/Output
Description
Click on the first or last page to see other HT-DV40H (serv.man4) service manuals if exist.