LG BP50NB40 Service Manual page 46

Terminal function
No Name
1 LOAD+
2 LOAD-
3 STP1+
4 STP1-
5 STP2+
6 STP2-
7 CP3
8 CP2
9 CP1
10 SSZ
11 SCLK
12 SIMO
13 SOMI
14 SIOV
15 XRESET
16 XFG
17 XMUTE
18 SWR_SEQ1
19 SWR_SEQ2
20 V1PXSEL
21 CV3P3
22 A5V
23 AGND
24 GPOUT
25 FB1PX
26 P5V_SW
27 REG1PX
28 PGND_SW
29 REG3P3
30 FB3P3
31 CSWO
32 CSWI
33 LEDO
34 P5V_1
35 TLT+
36 TLT-
37 FCS+
38 FCS-
39 TRK+
40 TRK-
41 PGND_1
42 M-COM
43 P5V_SPM1
44 V
45 ICOM1
46 U
47 P5V_SPM2
48 W
49 ICOM2
50 ISENS
51 PGND_2
52 SLED1+
53 SLED1-
54 SLED2+
I/O
OUT Load positive output terminal
OUT Load negative output terminal
OUT STP1 positive output terminal for collimator
OUT STP1 negative output terminal for collimator
OUT STP2 positive output terminal for collimator
OUT STP2 negative output terminal for collimator
MISC Capacitance connection for Charge Pump
MISC Capacitance connection for Charge Pump
MISC Capacitance connection for Charge Pump
IN SIO Slave Select Low active input terminal
IN SIO Serial clock input terminal
IN SIO Slave Input Master Output terminal
OUT SIO Slave Output Master Input terminal
PS Power supply terminal for Serial Port 3.3V typical
OUT Power on reset output Internally pulled up to SIOV
OUT Motor speed signal output, internally pulled up to SIOV
IN XMUTE input terminal to reset the driver IC (optional)
IN Internal DC/DC converter startup up sequence setting
IN Internal DC/DC converter startup up sequence setting
IN V1Px output voltage setting
MISC Capacitance terminal for internal 3.3V core
PS Power supply terminal for internal logic 5V
PS Ground terminal for internal logic
OUT General Purpose Output (Test monitor)
IN Feed back input terminal for 1PX converter
PS Power supply terminal for DCDC converters
OUT
REG1PX DCDC converter switching output (GPOUT1
PS GND terminal for DCDC converters
OUT REG3P3 DCDC converter switching output terminal (GPOUT2)
IN Feed Back input terminal for 3.3V DCDC converter
OUT Power switch output for 5V OEIC in OPU
PS Power supply terminal for 5V OEIC power switch
OUT LED output terminal
PS Power supply terminal for TI/F/T drivers
OUT Tilt positive output terminal
OUT Tilt negative output terminal
OUT Focus positive output terminal
OUT Focus negative output terminal
OUT Tracking positive output terminal
OUT Tracking negative output terminal
PS GND terminal for Ti/F/T channel drivers
IN Motor center tap connection
PS Power supply terminal for Spindle driver
OUT V phase output terminal for spindle motor
MISC Current sense resister terminal for spindle driver
OUT U phase output terminal for spindle motor
PS Power supply input for Spindle driver
OUT W phase output terminal for spindle motor
MISC Current sense resister terminal for spindle driver
IN Current sense input terminal for spindle drivers
PS GND terminal for SLED channel drivers
OUT Sled1 positive output terminal
OUT Sled1 negative output terminal
OUT Sled2 positive output terminal
description
46
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