Pin
No.
Mark
I/O Function
88 AGND - Analog ground
89 RVCO I Pin with VCO oscillation
frequency setting resistance
90 FOK I Focus OK output
91 FEIN I Focus error
92 FCAP O Focus LPF capacitor
connection
93 FON O Focus on
94 TEIN I Tracking error
95 ATS I Anti-shock input
96 TZC I Tracking zero cross input
97 TCAP O Tracking LPF capacitor
connection
98 COMPC O Error measurement values
for various adjustments,
analog output
99 ADJ 1 O Tracking balance
100 ADJ 2 I Tracking gain balance
- IC703 (BA5948FP) 4CH Drive
Pin
No.
Mark I/O Function
1 IN2 I Motor driver (2) input
2 PC2 I Turnable motor drive signal
(“L”: ON)
3 IN1 I Motor driver (1) input
4 PC1 I Traverse motor drive signal
(“L”: ON)
5 NC - Not used
6 NC - Not used
7 NC I Power supply (1) for driver
8 NC - Ground connection (1) for
driver
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