JVC CA-MXKA6, Service Manual

Page: 28 / 63

MX-KA6
1-28
MN6627482WA (IC601) : Digital servo & digital signal processor
80~61
21~40
1
20
60
41
1 BCLK
2 LRCK
3 SRDATA
4 DVDDI
5 DVSSI
6 TX
7 MCLK
8 MDATA
9 MLD
10 SENSE
11 FLOCK
12 TLOCK
13 BLKCK
14 SQCK
15 SUBQ
16 DMUTE
17 STAT
18 RST
19 SMCK
20 PMCK
21 TRV
22 TVD
23 PC
24 ECM
25 ECS
26 KICK
27 TRD
28 FOD
29 VREF
30 FBAL
31 TBAL
32 FE
33 TE
34 RFENV
35 VDET
36 OFT
37 TRCRS
38 /RFDET
39 BDO
40 LDON
41 PLLF2
42 TOFS
43 WVEL
44 ARF
45 IREF
46 DRF
47 DSLF
48 PLLF
49 VCOF
50 AVDD2
51 AVSS2
52 EFM
53 PCK
54 VCOF2
55 SUBC
56 SBCK
57 VSS
58 X1
59 X2
60 VDD
61 BYTCK/TRVSTP
62 CLDCK
63 FCLK
64 IPFLAG
65 FLAG
66 CLVS
67 CRC
68 DEMPH
69 RESY
70 IOSEL
71 /TEST
72 AVDD1
73 OUTL
74 AVSS1
75 OUTR
76 RSEL
77 CSEL
78 PSEL
79 MSEL
80 SSEL
Pin
No
Symbol Function
Pin
No
Symbol Function
2. Pin function
I/O I/O
-
-
-
-
-
-
I
I
I
-
-
-
O
I
O
I
O
I
-
-
O
O
-
O
O
O
O
O
I
O
O
I
I
I
I
I
I
I
I
O
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 input (L: Load)
Not use, connect to TP7
Not use, connect to TP6
Not use, connect to TP5
Sub code block clock
signal output
External clock input for sub
code Q register input
Sub code Q data output
Muting input (H: Mute)
Status signal input
Reset signal input (L: Reset)
Not use
Not use, connect to TP8
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
(H:ON) -
-
-
I
I
I
I/O
I/O
I/O
-
-
-
O
I/O
-
-
-
I
O
-
-
O
-
O
O
-
-
O
-
I
I
-
O
-
O
I
I
I
I
I
Not use
Not use
Not use
RF signal input
Reference current input
Bias pin for DSL
Loop filter pin for DSL
Loop filter pin for PLL
Loop filter pin for VCO
Power supply for analog
circuit
GND for analog circuit
Not use, connect to TP12
Clock output for PLL
Loop filter pin for Digital
servo VCO
Not use
Not use
GND for crystal oscillation
circuit
Input for crystal oscillation
circuit (f=16.9344MHz)
Output for crystal oscillation
circuit (f=16.9344MHz)
Power supply for crystal
oscillation circuit
Not use
Sub code frame clock
signal output
Not used
Interpolation flag signal
output, Connect to TP11
Flag signal output,
Connect to TP10
Not use
Not use
De-emphasis detect signal
output, Connect to TP9
Not use
Mode select pin, Connect
to DVDD1 (H fix)
Test pin, Connect to
DVDD1 (H fix)
Power supply for analog
circuit
L-channel audio output
GND for analog circuit
R-channel audio output
RF signal polarity setting pin,
Connect to DVDD1 (H fix)
Oscillation frequency setting
pin, Connect to GND (L fix)
IOSEL=H, Test pin,
Connect to GND (L fix)
IOSEL=H, SMCK output,
Frequency select pin
IOSEL=H, SMCK output,
SUBQ output mode select pin
1. Terminal layout