JVC UX-H33 Manual De Servicio página 36

UX-H33
4.13 MN662748RPMFA (IC603) : Digital servo & Digital signal processer
• Pin layout
• Pin function
Pin No. Symbol I/O Function
1 BCLK -
2 LRCK -
3 SRDATA -
4 DVDDI -
5 DVSSI -
6 TX -
7 MCLK I
8 MDATA I
9 MLD I
10 SENSE -
11 FLOCK -
12 TLOCK -
13 BLKCK O
14 SQCK I
15 SUBQ O
16 DMUTE -
17 STAT O
18 RST I
19 SMCK -
20 PMCK -
21 TRV O
22 TVD O
23 PC -
24 ECM O
25 ECS O
26 KICK O
27 TRD O
28 FOD O
29 VREF I
30 FBAL O
31 TBAL O
32 FE I
33 TE I
34 RFENV I
35 VDET I
36 OFT I
37 TRCRS I
38 /RFDET I
39 BDO I
40 LDON O
41 PLLF2 -
42 TOFS -
1-36 (No.22044)
80~61
1 60
20 41
21~40
Not use
Not use
Not use
Power supply for digital circuit
GND for digital circuit
Not use
Micro computer command clock signal
input
Micro computer command data input
Micro computer command load signal in-
put (L: Load)
Not use connect to TP716
Not use connect to TP717
Not use connect to TP718
Sub code block clock signal output
External clock input for sub code Q reg-
ister input
Sub code Q data output
Not use connect to TP719
Status signal input
Reset signal input (L: Reset)
Not use
Not use connect to TP720
Traverse enforced output
Traverse drive output
Not used
Spindle motor drive signal (Enforced
mode output)
Spindle motor drive signal (Servo error
signal output)
Kick pulse output
Tracking drive output
Focus drive output
Reference voltage for D/A output block
Focus balance adjust signal output
Tracking balance adjust signal output
Focus error signal input (Analog input)
Tracking error signal input (Analog input)
RF envelope signal input (Analog input)
Vibration detect signal input (H:Detect)
Off track signal input (H:Off track)
Track cross signal input
RF detect signal input (L:Detect)
Drop out signal input (H:Drop out)
Laser on signal output
Not use
Not use
Pin No. Symbol I/O Function
43 WVEL - Not use
44 ARF I RF signal input
45 IREF I Reference current input
46 DRF I Bias pin for DSL
47 DSLF I/O Loop filter pin for DSL
48 PLLF I/O Loop filter pin for PLL
49 VCOF I/O Loop filter pin for VCO
50 AVDD2 - Power supply for analog circuit
51 AVSS2 - GND for analog circuit
52 EFM - Not use connect to TP724
53 PCK O Clock output for PLL
54 VCOF2 I/O Loop filter pin for Digital servo VCO
55 SUBC - Not use
56 SBCK - Not use
57 VSS - GND for crystal oscillation circuit
58 X1 I Input
(f=16.9344MHz)
59 X2 O Output for crystal oscillation circuit
(f=16.9344MHz)
60 VDD - Power supply for crystal oscillation circuit
61 BYTCK/ - Not use
TRVSTP
62 CLDCK O Sub code frame clock signal output
63 FCLK - Not used
64 IPFLAG O Interpolation flag signal output Connect
to TP721
65 FLAG O Flag signal output Connect to TP722
66 CLVS - Not use
67 CRC - Not use
68 DEMPH O De-emphasis detect signal output Con-
nect to TP723
69 RESY - Not use
70 IOSEL I Mode select pin Connect to DVDD1 (H fix)
71 /TEST I Test pin Connect to DVDD1 (H fix)
72 AVDD1 - Power supply for analog circuit
73 OUTL O L-channel audio output
74 AVSS1 - GND for analog circuit
75 OUTR O R-channel audio output
76 RSEL I RF signal polarity setting pin Connect to
DVDD1 (H fix)
77 CSEL I Oscillation frequency setting pin Connect
to GND (L fix)
78 PSEL I IOSEL=H Test pin Connect to GND (L fix)
79 MSEL I IOSEL=H SMCK output Frequency se-
lect pin
80 SSEL I IOSEL=H SMCK output SUBQ output
mode select pin
for crystal oscillation circuit