Pick Up Pin Assignment - LG RH-2320 Service Manual

2. PICK UP PIN ASSIGNMENT

No. Signal Name
1 Tilt-
2 Tilt+
3 TR-
4 TR+
5 AF-
6 AF+
7 Gnd(FM)
8 FM
9 Vref
10 SELCD
11 Vcc(FM)
12 ENABLE
13 IR
14 I1
15 I2
16 I3
17 GND(LDD)
18 W1DIS
19 W1DISN
20 VDD(LDD)
21 W2DIS
22 W2DISN
23 Gnd(LDD)
24 W3DIS
25 W3DISN
26 Vdd(LDD)
27 OscEn
28 OscEnN
29 Gnd(TEMP)
30 TEMP
31 Gnd(OEIC)
32 RF-
33 RF+
34 Vc(OEIC)
35 E2+F2
36 C
37 A
38 E1+F1
39 E4+F4
40 D
41 B
42 E3+F3
43 Gnd(OEIC)
44 Vcc(OEIC)
45 GainSw
LGE Internal Use Only
Signal Description
Tilting Actuator drive signal -
Tilting Actuator drive signal +
Tracking Actuator drive signal -
Tracking Actuator drive signal +
Focusing Actuator drive signal -
Focusing Actuator drive signal +
Ground connection for FM
FM output
FM reference voltage input
High:selects CD-LD,CD-VR Low: selects DVD-LD,DVD-VR
Power supply for FM (+5 V)
Disables output current regardless of **DIS (Low voltage:No Iout)
Input current for current amplifier
Input current for current amplifier
Input current for current amplifier
Input current for current amplifier
Ground connection for LDD
LVDS control for output current (Low active) (LVDS+)
LVDS control for output current (LVDS-)
Power supply for LDD (+5 V)
LVDS control for output current (Low active) (LVDS+)
LVDS control for output current (LVDS-)
Ground connection for LDD
LVDS control for output current (Low active) (LVDS+)
LVDS control for output current (LVDS-)
Power supply for •DD (+5 V)
LVDS control for Oscillator (High active) (LVDS+)
LVDS control for Oscillator (LVDS-)
Ground connection for Thermister
Resistance for controlling temperature
Ground for OEIC
Signal OEIC RF negative differential output
Signal OEIC RF positive differential output
Reference voltage input for OEIC (+2.1 V)
Signal OEIC output EF2
Signal OEIC output C
Signal OEIC output A
Signal OEIC output EF1
Signal OEIC output EF4
Signal OEIC output D
Signal OEIC output B
Signal OEIC output EF3
Ground for OEIC
Power supply for OEIC (+5 V)
OEIC output gain control
(High voltage:Low gain , Middle:Middle gain , Low:High gain)
4-32 Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
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