Pin Functions - LG GSA-4167B Service Manual

• Pin Functions

pin Name pin No. Type
TE
FE
PE
LE
BCENT
PHBETA/TCE
BHBETA/TIE
VCC2
FVREF
FMD
VDD3
LDOUT
VRDC3N
VRDC2N/PWRMON
VRDCN
VRDC
GND3
WAG1
WAG2
WAG3
WOBFCF
VDD5
ATEST
AWOBSIG
GND5
LNDTRK
SPBLVL/TISH2
RFPDSH
WFPDSH
MPDSH/SPDSH
WBLSH
WGATE
RFHLD/TISH1
IDGATE
LO_ZB/SPDSH
57
1 Analog-Output
2 Analog-Output
3 Analog-Output
4 Analog-Output
5 Analog-Output
6 Analog-Output
7 Analog-Output
8 Power
9 Analog-Input
10 Analog-Input
11 Power
12 Analog-Output
13 External-components required
14 External-components required
15 External-components required
16 External-components required
17 Ground
18 External-capacitor required
19 External-capacitor required
20 External-capacitor required
21 External-capacitor required
22 Power
23 Analog-Output
24 Analog-Output
25 Ground
26 Digital-Inputpull-up
27 Digital-Inputpull-up
28 Digital-Input
29 Digital-Input
30 Digital-Input
31 Digital-Input
32 Digital-Input
33 Digital-Input
34 Digital-Input
35 Digital-Input
max. voltage Function
Tracking error output terminal
Focus error output terimnal
PE output terminal
Lens error output terminal
OPC center signal output terminal
OPC top hold level signal and APC write sampleing
signal output terminal/tilt servo detecting output terminal
OPC bottom hold level signal and R-OPC sampleing
signal output terminal/tilt servo detecting output terminal
Power supply connected terminal(5V)
VDD Reference voltage for APC input terminal
VDD APC monitor diode input terminal
Power supply connected terminal(3.3V)
Terminal to control laser drivers for APC read system
Terminal to connect laser driver control filters for APC
read
Terminal to connect laser driver control filters for APC
read/ SH monitor output terminal
Terminal to connect laser driver control filters for APC
read
Terminal to connect laser driver control filters for APC
read
Ground connected terminal
Terminal to connect WOBBLE AGC detector capacitor
WOB-BPF f0 auto-adjustment external capacitor
connected terminal
Power supply connected terminal(3.3V)
Renesas analog test signal output terminal
Analog-level WOBBLE signal output terminal
Ground connected terminal
VDD Balans adjustment mode selection
VDD R-OPC WRF signal sampling pulse input terminal
/Tilt servo detecting sampling pulse input terminal
putpull-up VDD APC read system sampling pulse input terminal
putpull-up VDD APC write system sampling pulse input terminal
putpull-up VDD Pickup input sampling pulse input terminal
putpull-up VDD WOBBLE sampling pulse input terminal
putpull-up VDD Read/write control input terminal
putpull-up VDD RF hold control signal input terminal /Tilt servo detecting
sampling pulse input terminal
putpull-up VDD ID select pulse input terminal
putpull-up VDD Low-z (reversal) pulse input terminal
/Pickup input sampling pulse input terminal