LG RHT497H Service Manual page 121

Pin no. Pin Name
41 SH2
42 SH1
43 FEPIDGT/SH6
44 SH5
45 VCC4
46 LSDAT
47 LSCK
48 LSEN
49 TGCHG
50 NC
51 CHSEL
52 SEN
53 SCK
54 SDAT
55 NC
56 RSEN
57 RSDAT
58 VCC52
59 GND4
60 ASENV/LPPM
61 LPPS
62 CLUMPGT
63 wBL
64 NC
65 EQOUTA
66 EQOUTB
67 VCC22
68 FLTAMP
69 PAD0
70 PAD1
71 PAD2
72 PAD3
73 NC
74 NC-
75 CwBLHPF1
76 CwBLHPF2
77 NC
Type
I PCA peak/bottom detection, APC space detection/ Playback power
detection/Erase detection sample timing signal input pin (pulldown)
I ROPC space detection, APC space detection/ Playback power detection
sample timing signal input pin(pulldown).
I CAPA through signal input pin/servo sampling signal input pin (pull-down)
I Sample-and-hold timing signal input pin of wobble S/H at recording (pull-down)
PS Power supply pin for internal LOGIC (5.0V)
I/O Serial data input for LPC.
I Serial clock enable input LPC.
I Serial enable input for LPC.
I LPC DAC bank change control signal input pin.
- -
I Serial MPX channel change data input pin.
I Serial enable input pin for FEP (pull-down)
I Serial clock input pin for FEP (pull-up).
I/O Serial data input pin for FEP.
- -
I Serial enable input for RF (pull-down).
I Serial signal data input for RF
PS Power supply pin for CMOS I/F & internal current source power supply pin2 (3.3V)
PS Ground pin for internal LOGIC
O ASENV output/LPP mark output pin
O LPP space output pin
I RFAGC input bias circuit clamp setting input pin (pulldown)
O wBL binary output
- -
O Equalizer filter output pin 1.
O Equalizer filter output pin 2.
PS Power supply pin for RFEQ/LPP (5.0V)
I Filter final stage AMP reference voltage stabilization pin.
I A/D input pin 0
I A/D input pin 1
I A/D input pin 2
I A/D input pin 3
- -
- -
I HPF capacitor connection pin for wBLAGC 1.
I HPF capacitor connection pin for wBLAGC 2.
- -
Function
4-40