Sharp CMS-R600X(BK) Service Manual page 48

CMS-R600X/R600XT
IC5 VHiBA5920FP-1:Focus/Tracking/Spin/Slide Driver
Terminal Name
Pin No.
1 VO1(-)
2 VO1(+)
3 VIN1
4* VIN1'
5* NC
6* NC
7 MUTE
8 GND
9 VIN2'
10 VIN2
11 VO2(+)
12 VO2(-)
13 GND
14* OP OUT
15* OP IN(-)
16* OP IN(+)
17 VO3(-)
18 VO3(+)
19 VIN3
20* VIN3'
21 VCC
22 VCC
23 BIAS IN
24* VIN4'
25 VIN4
26 VO4(+)
27 VO4(-)
28 GND
Note: Positive output and negative output in the driver section are polarities for input.
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
IC5 VHiBA5920FP-1:Focus/Tracking/Spin/Slide Driver
28 27 26
10K
10K
LEVEL SHIFT
LEVEL SHIFT
6.65K
10K 10K
10K
10K
1 2
Driver CH1 Negative output.
Driver CH1 Positive output.
Driver CH1 input.
Input terminal to adjust driver CH1 gain.
Not Used
Not Used
Mute control terminal.
GND
Input terminal to adjust driver CH2 gain.
Driver CH2 input.
Driver CH2 Positive output.
Driver CH2 Negative output.
Substraigth GND.
Operation amplifier output.
Operation amplifier negative input.
Operation amplifier positive input.
Driver CH3 Negative output.
Driver CH3 Positive output.
Driver CH3 input.
Input terminal to adjust driver CH3 gain.
VCC
VCC
Vias amplifier input terminal.
Input terminal to adjust driver CH4 gain.
Driver CH4 input.
Driver CH4 Positive output.
Driver CH4 Negative output.
Substraigth GND.
25 24 23 22
10K VCC
10K
10K
6.65K
10K
NC NC
3 4 5 6 7
Figure 48 BLOCK DIAGRAM OF IC
Function
21 20 19
VCC
10K
10K
T.S.D
6.65K
6.65K
10K
10K
DRIVER-
10K
MUTE
8 9 10
– 48 –
18 17 16 15
10K
10K
10K
LEVEL SHIFT
LEVEL SHIFT
10K
10K
11 12 13 14