Panasonic SA-PM28E - 19.3. IC703 (BA5948 FPE2) Focus coil; Tracking coil; Traverse motor; Spindle motor driver

Pin No. Mark I/O Function
76 OUT X2 O Crystal oscillator
circuit output pin (f=
16.9355 MHz, 33.8688
MHZ)
77 IN X1 I Crystal oscillator
circuit output pin (f=
16.9355 MHz, 33.8688
MHZ)
78 DVSS1 I Ground for digital
circuits
79 DVDD1 I Power supply for
digital circuits
80 MON O Monitor for evaluation
19.3. IC703 (BA5948FPE2) Focus coil/ Tracking coil/ Traverse motor/
Spindle motor driver
No. Mark I/O Function
1 IN2 I Motor Drive (2) input
2 PC2 I Turntable motor drive
signal (:L”: ON)
3 IN1 I Motor driver (1) input
4 PC1 I Spindle motor On/Off
5 NC - N.C.
6 NC - N.C.
7 NC I N.C.
8 NC - N.C.
9 PGND1 - Ground connection (1)
for driver
10 PVCC1 I Power supply (1) for
driver
11 D1- O Motor driver (1) reverse-
action output
12 D1+ O Motor driver (1) forward-
action output
13 D2- O Motor driver (2) reverse-
action output
14 D2+ O Motor driver (2) forward-
action output
15 D3- O Motor driver (3) reverse-
action output
16 D3+ O Motor driver (3) forward-
action output
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