Sharp HT-DV40H, Руководство по обслуживанию

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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