Sanyo FISHER DC-TS960WL Service Manual page 31

IC BLOCK DIAGRAM & DESCRIPTION
IC100 LA9703WLS-MPB (READ Channel)
Terminal No.
1
2
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Symbole Functions
CAP Customer OP amp. + input
VCC Power supply (For DPD)
PDRF Pickup signal input
PD1 Pickup signal input
PD2 Pickup signal input
PD3 Pickup signal input
PD4 Pickup signal input
Ground (For DPD)
GND
Pickup signal input
FIN1
FIN2 Pickup signal input
PIN1 Pickup signal input
PIN2 Pickup signal input
TIN1 Pickup signal input
TIN2 Pickup signal input
LDD1 APC 1 output
LDS1 APC 1 monitor input
LDD2 APC 2 output
LDS2 APC 2 monitor input
GND Ground (Servo system)
LDTH APC 1 threshold change
LDON1 APC 1 laser ON
LDON2 APC 2 laser ON
AGOF RFAGC OFF
BCA PH discharge coeffcient change
GU RF, servo signal gain up
DVD/CD RF, EQL band change
DPD/TE TE output change
WO/PP WO output change
VCC Power supply (Servo system)
TH Tracking hold (H:hold)
XHTR Tracking bottom band change (High band)
SGC Servo gain control (RREC, FE, PP, TE)
BST EQL boost adjusting
FC EQL I/O control
FEBL FE balance adjusting
TE balance adjusting
TEBL
CP Charge pump gain setting resistor, condenser connect
RREC Peflection output
FE Focus error output
TE Tracking error output
WO WO/push-pull output
PP Push/pull output
PPN Push/pull gain setting resistor connect
WOC DC cut capacity connect
ISET BPF center frequency setting resistor connect
BH RF bottom detection output
PH RF peak detection output
SREFI SREF setting
BCAI Peak hold detection setting resistor connect (When SCA)
PHC RF-AGC PH detection conderser connect
SREF Servo signal voltage reference output
LPC RE DC servo condenser connect
N/C N/C
RFON RF - output
RFOP RF + output
GND Ground (RF system)
FSET EQL frequency setting resistor connect
PREF Voltage refernce output (For pick)
RFN RF signal - input
N/C N/C
RFP RF signal + input
CAO Customer OP amp. output
Power supply (RF system)
VCC
Customerm OP amp. - input
CAN
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