Block Diagram; Pin Description - Onkyo C-S5VL Service Manual

IC BLOCK DIAGRAM/ TERMINAL DESCRIPTION
Q1201 : BD7967EFS (Motor Diver)

BLOCK DIAGRAM

PIN DESCRIPTION

No. Symbol Description
1 Vc Reference voltage input
2 VINTK Tracking driver input
3 SPV 2 Spindle driver power supply 2
M
4 VINFC Focus driver input
5 CFCerr1
6 CFCerr2 Connection with capacitor for error amplifier
7 LDIN Loading driver input
8 SPIN Spindle driver control input
9 SPRNF Spindle driver control input
10 W Spindle driver output W
11 SPGND Spindle driver power ground
12 U Spindle driver output U
13 V Spindle driver output V
14 HW+ Hall amp. W positive input
15 HW- Hall amp. W negative input
16 HV+ Hall amp. V positive input
17 HV- Hall amp. V negative input
18 HU+ Hall amp. U positive input
19 HU- Hall amp. U negative input
20 SPV 1 Spindle driver power supply 1
M
21 HB Hall bias
22 FG Frequency generator output
LEVEL LEVEL
SHIFT SHIFT
TSD
DUTY
CONTROL
MATRIX
HALL AMP/ REVERSE PROTECT
No. Symbol Description
44 CTKerr1 Connection with capacitor for error amplifier
43 CTKerr2 Connection with capacitor for spindle loop
42 CFIL Feedback for focus driver
41 VNFFC Feedback for focus driver
40 VMACT Feedback for tracking driver
39 VNFTK Tracking driver negative output
38 VOTK+ Tracking driver positive output
37 VOTK- Focus driver negative output
36 VOFC- Focus driver positive output
35 VOFC+ Pre-ground
34 PreGND BTL block power ground
33 PowGND Loading driver negative output
32 LDO- Loading driver positive output
31 LDO+ Sled driver negative output
30 SLO- Sled driver positive output
29 SLO+ Driver logic control input 1
28 CTL1 Loading block power supply
27 PreVcc Driver logic control input 2
26 CTL2 OP amp output
25 OPOUT Sled driver input
24 SLIN Spindle block control power supply
23 SPVcc
C-S5VL
HALL IFG
OUT
BIAS