ZR70 MC A, ZR65 MC A, ZR60 A
CHAPTER 2. TECHNICAL DESCRIPTION
2-7
3. Built-in Charger Circuit
3-1 Outline
The main circuit elements and their functions are as follows.
(1) IC100 : MODE MI-COM
• Charging voltage and charging current control
• Detection and display of charging progress
• Error discrimination and display
• Battery type discrimination and DC jack input detection
(2) IC 1802 : OPE AMP
• Signal amplification for detecting charging current
(3) Q1802/Q1803 : MOS form FET
• Power supply changeover switch
(4) Q1804/Q1805 : TRANSISTOR
• Trickle charge switch
Fig. 2-4
CHAGE
INIT CHG1
INIT CHG2
A/D I
A/D V
DC JACK DET
DC JACK DET
UNREG DET
BATT AD
BATT INFO AD
Q1803
Q1805
Q1804
Q1802
IC1802
CN3202
5,6
3,4
2
1
BATT+
BATT-
BATT INFO AD
BATT E3
BATT E3
CN3201
DC
JACK
BATTERY
B
D
MAIN P.C.B.
DC
P.C.B.
3
2
1
DC J SW
DC+
DC-
88
89
71
73
90
41
99
87
100
IC100
MODE
MI-COM.
IC103
RESET
Summary of Contents for ZR70 MC A
Page 12: ...ZR70 MC A ZR65 MC A ZR60 A CHAPTER 1 GENERAL DESCRIPTION OF PRODUCT 1 9 External View Fig 1 1 ...
Page 190: ...5 4 ZR70 MC A ZR65 MC A ZR60 A Front Cover Unit Section 4 1 2 6 7 8 3 2 5 3 3 ...
Page 194: ...5 8 ZR70 MC A ZR65 MC A ZR60 A Left Cover Unit Section 2 7 3 2 2 2 2 8 2 5 7 6 9 1 3 4 A A ...
Page 200: ...5 14 ZR70 MC A ZR65 MC A ZR60 A LCD Unit Section 1 3 2 1 3 4 5 10 2 6 7 9 8 ...
Page 202: ...5 16 ZR70 MC A ZR65 MC A ZR60 A Rear Cover Unit Section 7 4 1 1 3 5 8 6 8 4 2 CVF Unit 1 3 ...
Page 210: ...5 24 ZR70 MC A ZR65 MC A ZR60 A Lens Unit Section 3 2 10 4 5 7 9 8 7 8 1 3 6 2 6 2 ...
Page 212: ...5 26 DMC III Mechanical Chassis Section 1 1 3 9 5 7 8 6 4 2 3 3 ...
Page 214: ...5 28 DMC III Mechanical Chassis Section 2 1 2 3 4 5 6 7 8 6 1 9 10 13 11 12 ...
Page 216: ...5 30 DMC III Mechanical Chassis Section 3 2 2 2 2 2 3 3 8 9 2 10 11 12 13 4 6 7 5 1 ...
Page 218: ...5 32 DMC III Mechanical Chassis Section 4 1 3 4 5 8 9 6 10 7 2 ...