JVC MX-G50 Service Manual page 37

3. Pin function
Pin No. Symbol I/O
1 RFM I
2 RFO O
3 EQI I
4 EQO O
5 EFMI I
6 VCC P
7 FRSH I
8 FSET I
9 FLB I
10 FGD I
11 FSI I
12 TGU I
13 ISTAT O
14 MCK I
15 MDATA I
16 MLT I
17 RESET I
18 CLVI I
19 WDCK I
20 LOCK I
21 EFM O
22 ASY I
23 SPM I
24 SPO O
25 SLM I
26 SLO O
27 SLP I
28 TEM I
29 TEO O
30 FEM I
31 FEO O
RF summing amp. inverting input
RF summing amp. output
RFO DC eliminating input(use by MIRROR, FOK ,AGC & EQ terminal)
RF equalizer output
EFM slice input. (input impedance 47K)
Main power supply
Capcitor connection to focus search
Filter bias for focus,tracking,spindle
Capacitor connection to make focus loop rising band
Terminal to change the hign frequency gain of focus loop
Focus servo input
Connect the component to change the high frequency of tracking Loop
Internal status output
Micom clock
Data input
Data latch input
Reset input
Input the spindle control output from DSP
88.2KHz input terminal from DSP
Sled run away inhibit pin (L: sled off & tracking gain up)
EFM output for RFO slice(to DSP)
Auto asymmetry control input
Spindle amp. inverting input
Spindle amp. output
Sled servo inverting input
Sled servo output
Sled servo noninverting input
Tracking servo amp.inverting input
Tracking servo amp. output
Focus servo amp. inverting input
Focus servo amp. output pin
Description
MX-G50/MX-G56
(1/2)
1-37