JVC XL-R2010BK Service Manual page 23

MN662790RSC(IC651):Digital servo & processor
1.Pin layout
60 41
61 40
80 21
1 20
2.Pin function
Pin No. Symbol I/O
1 BCLK O
2 LRCK O
3 SRDATA O
4 DVDD1 -
5 DVSS1 -
6 TX O
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 I
17 STAT O
18 LSI_RST I
19 SMCK O
20 CSEL I
21 TEST2 -
22 TVD O
23 PC -
24 ECM O
25 ECS O
26 VDETMON -
27 TRD O
28 FOD O
29 VREF -
30 FBAL O
31 TBAL O
32 FE I
33 TE I
34 RFENV I
35 TEST3 I
36 OFT I
37 TRCRS I
38 RFDET I
39 BDO I
40 LDON -
Bit clock output for SRDATA
Identifying signal output of L,R
Serial data output
Power supply for digital circuit
Connect to ground for digital circuit
Digital audio interface output signal
Micom command clock signal input
Micom command data signal input
Micom command load signal input L:load
Non connect
Non connect
Non connect
Sub code block clock signal
Export clock signal input for sub code Q resister
Sub code Q data output
Muting input H:muting
Status signal output
Reset signal input L:reset
Clock signal output MSEL is H : 8.4672 MHz
Oscillation frequency specification terminal H:33.8688 MHz L:16.9344 MHz
TEST2 terminal usually : open
Traverse drive output
Non connect
Spindle motor drive signal output (Compulsion mode output)
Spindle motor drive signal output (Servo error signal output)
Non connect
Tracking drive signal output
Focus drive signal output
Reference voltage for DA output section
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)
TEST3 Terminal usually : Fixation L
Off track signal input H : off track
Track cross signal input (analog input)
RF detection signal input L : detection
Dropout signal input H : dropout
Non connect
Description
(Command execution : CD-TEXT data readout enabling signal (DQSY) output)
MSEL is L : 4.2336 MHz
XL-R2010BK
MN662790RSC (1/2)
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