VL-H870U
VL-H875U
VL-H890U
VL-H870U
VL-H875U
VL-H890U
* On this model, all the circuits of the VCR and camera sections are controlled by IC704 and IC501.
1) IC501 and IC401 are controlled with the serial data from IC704.
2) IC703 is a memory that serves to store the adjustment data of the VCR section.
3) IC2 is a memory that serves to store the adjustment data of the camera section.
4) The other circuits and ICs are under the L/H level or the PWM control.
7. SYSTEM BLOCK DIAGRAMS
BATTERY
NONREGE 3.6V
IC900
IC501
IC2
IC401
IC601
IC2702
IC800
IC4701 & IC4702
D/A
IC704
IC703
POWER (CAMERA)
E
2
PROM
E
2
PROM
SERIAL BUS
SERIAL BUS
Y/C
AUDIO
ATF
SERVO
CIRCUIT
LCD
CIRCUIT
H/A
UNIT
MECHA-
NISM
MECHA-
CHASSIS
POWER (SIGNAL)
POWER (MOTOR)
SYSTEM SERVO
CONTROLLER
KEY
3.3V
Converter
POWER (AT 3.3V)
POWER (SYS 3.3V)
DC/DC
CONVERTOR
CAMERA
MICRO-
COMPUTER
IC701 & Q701
7-1
Summary of Contents for VL-H870U
Page 46: ...VL H870U VL H875U VL H890U 4 1 3 2 LOCATION MAP 3 4 S R Q P O N M L K J 8 3 ...
Page 50: ...VL H870U VL H875U VL H890U 8 7 S R Q P O N M L K J 4 1 3 2 LOCATION MAP 3 4 RIMOCON JACK UNIT ...
Page 54: ...VL H870U VL H875U VL H890U S R Q P O N M L K J 4 1 3 2 LOCATION MAP 3 4 8 11 LCD PANEL ...
Page 58: ...VL H870U VL H875U VL H890U S R Q P O N M L K J 4 1 3 2 LOCATION MAP 3 4 8 15 ...
Page 64: ...VL H870U VL H875U VL H890U 8 21 S R Q P O N M L K J 4 1 3 2 LOCATION MAP 3 4 ...
Page 67: ...VL H870U VL H875U VL H890U 8 24 10 11 12 13 14 15 16 17 18 19 ...
Page 70: ...VL H870U VL H875U VL H890U 8 27 S R Q P O N M L K J 4 1 3 2 LOCATION MAP 3 4 ...
Page 74: ...VL H870U VL H875U VL H890U 8 31 S R Q P O N M L K J 4 1 3 2 LOCATION MAP 3 4 ...
Page 77: ...VL H870U VL H875U VL H890U 8 34 10 11 12 13 14 15 16 17 18 19 ...
Page 80: ...VL H870U VL H875U VL H890U 8 37 S R Q P O N M L K J 4 1 3 2 LOCATION MAP 3 4 ...
Page 83: ...VL H870U VL H875U VL H890U 8 40 10 11 12 13 14 15 16 17 18 19 ...
Page 85: ...VL H870U VL H875U VL H890U 8 42 10 11 12 13 14 15 16 17 18 19 ...
Page 88: ...VL H870U VL H875U VL H890U 8 45 S R Q P O N M L K J 4 1 3 2 LOCATION MAP 3 4 ...
Page 92: ...VL H870U VL H875U VL H890U S R Q P O N M L K J 4 1 3 2 LOCATION MAP 3 4 8 49 ...
Page 95: ...VL H870U VL H875U VL H890U 8 52 10 11 12 13 14 15 16 17 18 19 ...
Page 97: ...VL H870U VL H875U VL H890U 8 54 10 11 12 13 14 15 16 17 18 19 ...
Page 100: ...VL H870U VL H875U VL H890U S R Q P O N M L K J 4 1 3 2 LOCATION MAP 3 4 8 57 ...
Page 103: ...VL H870U VL H875U VL H890U 8 60 10 11 12 13 14 15 16 17 18 19 ...
Page 105: ...VL H870U VL H875U VL H890U 8 62 10 11 12 13 14 15 16 17 18 19 ...
Page 107: ...VL H870U VL H875U VL H890U 8 64 10 11 12 13 14 15 16 17 18 19 ...
Page 109: ...VL H870U VL H875U VL H890U 8 66 10 11 12 13 14 15 16 17 18 19 ...
Page 112: ...A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 VL H870U VL H875U VL H890U 10 2 Wiring Side SIDE A ...
Page 114: ...A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 VL H870U VL H875U VL H890U 10 4 Wiring Side SIDE B ...
Page 116: ...A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 VL H870U VL H875U VL H890U 10 6 Wiring Side SIDE A ...
Page 118: ...A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 VL H870U VL H875U VL H890U 10 8 Wiring Side SIDE B ...
Page 120: ...A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 VL H870U VL H875U VL H890U 10 10 Wiring Side SIDE A ...
Page 122: ...A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 VL H870U VL H875U VL H890U 10 12 Wiring Side SIDE B ...
Page 125: ...A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 VL H870U VL H875U VL H890U 10 15 Wiring Side SIDE A ...
Page 126: ...A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 VL H870U VL H875U VL H890U 10 16 Wiring Side SIDE B ...