Electronic System
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Figure 5.17 Layout of Transferring PCB(In Upper Case)
The sockets description of the Transferring PCB(In Upper Case) as
follow:
J3---From Power Distributing PCB
Pin (1, 3):
AC 1200V
J31---To LCD back light
Pin (1, 2):
AC 1200V
CZ4---From Main CPU PCB
Pin 1-8:
Output signal to Keypad
Pin 9-12:
Input signal from Keypad
CZ41---To keypad
Pin 1-8:
Output signal to Keypad
Pin 9-12:
Input signal from Keypad
CZ6---
From Main CPU PCB
Pin 1-4, 13: Control signal of LCD
Pin 5:
DC +5V- -20.5V, contrast adjust
Pin 6:
DC +5V
Pin 7:
GND
Pin 8:
DC -20.5V
Pin 9-12:
Data bus
CZ61---
To LCD Display(320X240)
Pin 1-4, 13: Control signal of LCD
Pin 5:
DC +5V- -20.5V, contrast adjust
Pin 6:
DC +5V
Pin 7:
GND
Pin 8:
DC -20.5V
Pin 9-12:
Data bus
Содержание SQ Series
Страница 5: ......
Страница 8: ...Introduction 3 Figure 1 5 Model UV 4802...
Страница 12: ...Layout 7 Figure 3 2 Layout of UV 2800 Inside Bottom View...
Страница 13: ...Layout 8 39 40 41 42 43 Figure 3 3 Layout of UV 2800 Top View...
Страница 14: ...Layout 9 230V 44 45 46 47 48 49 50 51 Figure 3 4 Layout of UV 2800 Back View...
Страница 18: ...Layout 13 Figure 3 7 Layout of UV 2802 S UV 2802PC S Inside Bottom View...
Страница 19: ...Layout 14 43 44 45 46 47 Figure 3 8 Layout of UV 2802 S Top View...
Страница 20: ...Layout 15 230V Figure 3 9 Layout of UV 2802 S UV 2802PC S Back View...
Страница 23: ...Layout 18 Figure 3 11 Layout of UV 3802 Inside Bottom View...
Страница 24: ...Layout 19 44 45 46 47 48 Figure 3 12 Layout of UV 3802 Top View...
Страница 25: ...Layout 20 230V Figure 3 13 Layout of UV 3802 Back View...
Страница 28: ...Layout 23 Figure 3 14 Layout of UV 4802 Inside Top View...
Страница 29: ...Layout 24 Figure 3 15 Layout of UV 4802 Inside Bottom View...
Страница 30: ...Layout 25 43 44 45 46 47 Figure 3 16 Layout of UV 4802 Top View...
Страница 31: ...Layout 26 230V Figure 3 17 Layout of UV 4802 Back View...
Страница 35: ...Optical 30 Figure 4 3 Optical System schematic diagram of UV 4802...
Страница 49: ...Electronic System 44 Figure 5 13 Layout of Main CPU PCB...
Страница 63: ...Trouble Shooting 58 6 Trouble Shooting 6 1 Tungsten lamp off...
Страница 69: ...Trouble Shooting 64 6 8 Slit check failed Only for UV 2802S UV 2802PCS...
Страница 72: ...Trouble Shooting 67 6 13 Get dark current for a long time...
Страница 74: ...Trouble Shooting 69 6 15 Backlight OK but display nothing on LCD Display...
Страница 77: ...Trouble Shooting 72 6 18 No DC 12V on PCB SST8 412 113...