Panasonic VDR-D100EB Service Manual page 25

IC1001 IC- DETAIL BLOCK DIAGRAM
16 15 14 13 12 11
SCP ERROR AMP
COMP
SCP ERROR
COMP
AMP
17
18
19
20
21
ERROR
AMP
22
SCP
23 COMP
24 V-REF
25 GND
SHORTCIRCUIT
26
PROTECT
27 VCC
28
29
ON/OFF
CONTROL
30
31
32 CS
ERROR
SCP
AMP COMP
TRIANGLE-WAVE OSC
33 34 35 36 37 38
NOTE: For placing a purchase order of the parts,
be sure to use the part number listed in the parts list.
Do not use the part number on this diagram.
10 9 8 7 6 5 4 3 2
SCP ERROR AMP
COMP
ERROR ERROR ERROR
SCP SCP SCP
AMP COMP AMP COMP AMP COMP
39 40 41 42 43 44 45 46 47
NOTE:
PARTS MARKED "PT" ARE NOT USED.
1
GND
PWM
DRIVE 64
CONTROL
GND 63
PWM
CONTROL
DRIVE 62
PWM
DRIVE 61
CONTROL
DRIVE 60
PWM
CONTROL
VCC 59
VCC 58
PWM
CONTROL
DRIVE 57
PWM
DRIVE 56
CONTROL
GND 55
PWM
CONTROL
DRIVE 54
PWM
DRIVE 53
CONTROL
VCC 52
PWM
CONTROL
DRIVE 51
PWM
DRIVE 50
CONTROL
GND 49
48
VDR-D100EG/VDR-D100EB/VDR-D150E/VDR-D150EB/VDR-D150EF/VDR-D150EG/VDR-D150EP/VDR-D150EE
/VDR-D150GC/VDR-D150GN/VDR-D150GCS/VDR-D150SG/VDR-D152EG/VDR-D158GK
25
NOTE:
FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES,
REFER TO BEGINNING OF SCHEMATIC SECTION.
IC1001 IC-DETAIL BLOCK DIAGRAM
LSJB8314