JVC RS-WP1WT Service Manual page 31

AN4801SB-W (IC603) : BTL DRIVER
1. Terminal layout
SPIN 1 28 FIN2
PC2 2 27 FIN1
TRVIN 3 26 TRIN
PC1 4 25 FOIN
RESET 5 24 VREF
NC 6 23 SVCC
NC 7 22 NC
PGND1 8 21 NC
PVCC1 9 20 STBY
TRV- 10 19 PGND2
TRV+ 11 18 PVCC2
SP+ 12 17 F+
SP- 13 16 F-
T- 14 15 T+
3. Pin function
Pin No. Symbol I/O
1 SPIN I Spindle servo control input
2 PC2 I Power control
3 TRVIN I Traverse signal input
4 PC1 I Power control
5 RESET I Reset signal input
6 NC - Non connect
7 NC - Non connect
8 PGND1 - Connect to GND
9 PVCC1 - Power supply
10 TRV- - Traverse drive output(-)
11 TRV+ O Traverse drive output(+)
12 SP+ O Spindle servo drive output(-)
13 SP- O Spindle servo drive output(-)
14 T- O Tracking servo signal output(-)
2. Block diagram
Function Pin No.
15
16
17
18
19
20
21
22
23
24
25
26
27
28
Symbol I/O Function
T+ O Tracking servo signal output(+)
F- O Focus servo signal output(-)
F+ O Focus servo signal output(+)
PVCC2 - Power supply
PGND2 - Connect to GND
STBY I Stand-by input
NC - Non connect
NC - Non connect
I
SVCC Reference voltage input
I
VREF Voltage reference input
I
FOIN Focus coil driver
I
TRIN Tracking coil driver input
-
FIN1 GND
-
FIN2 GND
RS-WP1WT
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