CAS AD series User manual

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AD Series
Service Manual
LAST Rev. NO : 2
LAST Rev. Date : 2011. 02. 21

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Table o Contents
1. Proper Operation / Introduction .............................................................................................. 3
1.1. Preface ....................................................................................................................... 3
1.2. Precaution ................................................................................................................... 3
1.3. Specification ................................................................................................................ 3
2. Classification ....................................................................................................................... 4
2.1. Overall View ................................................................................................................ 4
2.2. Display Pad Key Pad) ................................................................................................... 4
2.3. Serial Communiction .................................................................................................... 5
3. Getting Started .................................................................................................................... 6
3.1. User setup .................................................................................................................. 6
3.2. Sealing Method ............................................................................................................ 7
4. Calibration Mode .................................................................................................................. 8
4.1. Genaral Calibration ....................................................................................................... 8
4.2. C4 Setting ................................................................................................................... 9
4.2.1. C4-1 Setting AD) ................................................................................................ 9
4.2.2. C4-3 Setting Sale functions) .............................................................................. 10
4.3. Calibration factor Setting C-10) * Refer to CAL-10 Table. ............................................... 10
4.4. SPAN Calibration Setting C-3)..................................................................................... 11
4.5. Mode Setting C-6)..................................................................................................... 12
4.6. Gravity Constant Value Setting C-9) ............................................................................ 12
4.7. Percent Calibration C-7) ............................................................................................. 12
4.8. Battery Calibration C-8) ............................................................................................. 12
5. Servicing & Parts Replacement ............................................................................................. 13
5.1. Trouble shooting ........................................................................................................ 13
5.2. Error Message ........................................................................................................... 13
6. Update .............................................................................................................................. 14
6.1. ROM Download Method ............................................................................................... 14
7. Exploded Views & Parts List ................................................................................................. 16
7.1. Exploded View ........................................................................................................... 16
7.2. Loadcell Ass’y ............................................................................................................ 18
7.3. Main PCB Ass’y Top) .................................................................................................. 18
7.4. Main PCB Ass’y Bottom) ............................................................................................ 19
7.5 Part List ..................................................................................................................... 20
7.5.1. MAIN PCB ASS’Y ................................................................................................ 20
7.5.2. DISPLAY PCB ASS’Y ........................................................................................... 20
7.5.3. BODY ASS’Y ...................................................................................................... 21
7.5.4. C/T BOX ASS’Y .................................................................................................. 21

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7.5.5. UPPER CASE ASS’Y ............................................................................................ 22
1. Proper Operation / Introduction
1.1. Pre ace
Thank you for purchasing of our CAS scale.
This scale has been designed with CAS reliability, under rigid quality control
and with outstanding performance.
WE hope that your departments enjoy with high quality of CAS product.
This manual will help you with proper operations and care of the AD series.
Please keep it handy for the future references.
1.2. Precaution
•Make sure that you plug your scale into the proper power outlet.
•Place the scale on a flat and stable surface.
•Plug into a power outlet 30 minutes before operations.
•Keep the scale away from strong EMI noises may cause incorrect weight readings.
•This scale must be installed in a dry and liquid free environment.
•Do not subject the scale to sudden temperature changes.
•Do not subject the platter to sudden shocks.
•If the scale is not properly level, please adjust the 4 legs at the bottom of the scale turn
legs clockwise or counterclockwise) so as to center the bubble of the leveling gauge
inside the indicated circle.
1.3. Speci ication
MODEL AD PLUS
MAX. CAPACITY 1.25/2.5kg 1.5/3kg 2.5/5kg 3/6kg 4/10kg 6/15kg 12.5/25kg 15/30kg
MIN. CAPACITY 0.5/1g 1/2g 2/5g 5/10g
DISPLAY VFD, 7 DIGIT
DISPLAY
DESIGNATORS ZERO, NET
MAXIMUM TARE -1.2495kg -1.4995kg -2.499kg -2.999kg -3.998kg -5.998kg -12.495kg -14.995kg
TEMPERATURE
RANGE -10°C ~ +40°C
POWER
SOURCE AC 110V/ 220V/ 240V, 50/60Hz
POWER
CONSUMPTION
Approx. 10W
PLATTER
SIZE(mm) 340(W) x 215(D)
PRODUCT
SIZE(mm) 350(W) x 325(D) x 105(H)
PRODUCT
WEIGHT 4.7kg

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2. Classification
2.1. Overall View
2.2. Display Pad (Key Pad)

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■KEY FUNCTIONS
KEYS FUNCTIONS
Turns the display ON or OFF.
Used to correct the ZERO point.
Used to enter a TARE weight.
Used to remove a TARE weight.
When the weight is not stable, display will show the average
weight for 4 seconds. – Hold version.
PRINT FUNCTION (OPTION) – Print version
2.3. Serial Communiction

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3. Getting Started
3.1. User setup
①While pressing the PRINT key, press the POWER key. The display shows “U SEt”.
② Press the TARE key, the display shows “Pr off”.
(If the setting value already exist in the scale, then it would display as the setting.)
③ You can change the setting by pressing the ZERO key . Press TARE key to save and move next
function setting.
※
※※
※MENU DESCRIPTIONS
MENU DISPLAY DESCRIPTION
Printer
“Pr oFF” Do not use printer.
“Pr DLP” DLP50 printer interface. (Label)
“Pr DEP” DEP50 printer interface. (Ticket)
Printer method
“Pr key” Manual print. (DLP, DEP)
“Pr AUt” Auto print when the scale is stable. (DLP, DEP)
“Pr Str” Ptint continually when the scale is stable. (DEP)
Barcode
(DLP only) “BC on/off” Print out barcode on/off.
Linefeed
(DEP only) LF1~LF9 Linefeed

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3.2. Sealing Method

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. Calibration Mode
4.1. Genaral Calibration
1) Hold down “Calibration Switch” and “[POWER] key” to enter Calibration mode and then the
scale displays “CAL 1” after “onE”.
2) User can move to other menu by using [TARE] key Next) or [HOLD] key Previous).
3) User can also enter the sub-menus in each mode by using [ZERO] key.
4) To confirm the modified setting, press the [ZERO] key.
MODE Function
CAL 1 Display normalized AD
CAL 2 Display Keypad in omation-
CAL 3
Weight Setting Mode Refer to the page 11)
“UnLoad” → [ZERO] →
“MIDD” → [ZERO] after loading for Middle weight →
“FULL” → [ZERO] after loading for Full weight →
“MIDD” → [ZERO] after loading for Middle weight → “END”
CAL 4 Option Setting Refer to the page 10)
CAL 5 Display iltered Raw AD
CAL 6 Function Setting
CAL 7 % Calibration
CAL 8 Battery calibration
CAL 9 Gravity constant
CAL 10
Set calibration actor
“Unit”  [ZERO] select 0, 1 0:kg, 1: lb)  [ZERO]
“CAPA”  [ZERO] select capacity  [ZERO]
“MCAPA”  [ZERO] select mid-capacity  [ZERO]
“W-dP”  [ZERO]  Select Decimal Point  [ZERO]
“ 1 d ”  [ZERO]  Select division  [ZERO]
“Dual”  [ZERO]  Enable dual interval 0:disable, 1:enable)  [ZERO]
“tare”  [ZERO]  Enable custom tare 0:disable, 1:enable)  [ZERO]
Select Tare Limit only enable)  [ZERO]
CAL 11 Set Nation 00 : OIML , 01 : NTEP , 02: KOREA)

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4.2. C4 Setting
AD PLUS stores optional settings by using hexadecimal number in C-4 menu. When you entered
CAL-4, it will display hexadecimal number on the Total Price Display panel. For example, it displays
B0 in C41 setting. B0 16) represents 10110000 2) in the binary system. It means that scale has been
set by +/-)10% zero range, last digit invalid enable, +/-)2% key zero percent, proper successive
tare type and gross zero indication settings. Please refer to below table.
Bit 7(MSB) 6 5 4 3 2 1 0(LSB)
Value 1 0 1 1 0 0 0 0
4.2.1. C4-1 Setting (AD)
BIT 6~7 Initial Zero range
11
+15%, -5%
10
±10%
01
±3%
00
±2%
BIT5 Last digit enable
1 Enable
0 Disable
BIT4 Key zero percent
1
±2% key zero percent
0 ±3% key zero percent
BIT 2~3 Successive tare
11 +), -) All Direction successive Tare
10 -) Direction successive Tare
01 +) Direction successive Tare
00 One Time tare
BIT0~1 Zero mark type
10 Both gross and net) zero indication
01 Net zero indication
00 Gross zero indication

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4.2.2. C4-3 Setting (Sale unctions)
BIT7 Dot Type
0 "." dot
1 "," comma
BIT6
Use Preset tare
AD can’t use)
0 Don't use
1 Use
BIT5
Use Back light
AD can’t use)
0 Don't use
1 Use
BIT4
Use Head message
AD can’t use)
0 Don't use
1 Use
BIT3 Use gram
0 Don't use
1 Use
BIT2 Use oz
0 Don't use
1 Use
BIT1 Use lb
0 Don't use
1 Use
BIT0 Use Kg
0 Don't use
1 Use
4.3. Calibration actor Setting (C-10) * Refer to CAL-10 Table.
1) Hold down “Calibration Switch” and “[POWER] key” to enter Calibration mode, and then it
displays “CAL 1” message.
2) Press [TARE] to display “C-10”.
3) Press [ZERO] key, and then “UNIT “ message and “0” will be shown. The first digit,”0”
will blink. It means calibration unit is “kg” 0 : kg, 1 : lb)
4) Input a calibration unit by using [HOLD] key.
5) Press [ZERO] key, and then “CAPA“ message blinks.“0015” will be shown. The first digit,”0”
will blink. It means a full-capability is “15 calibration unit, kg or lb)”
6) Input a capability by using [HOLD] key.
7) Press [ZERO] key, and then “MCAPA“ message blinks.“0005” will be shown. The first
digit,”0” will blink. It means a mid-capability is “05 calibration unit, kg or lb)”
8) Input a capability by using [HOLD] key.
9) Press [ZERO] key, and then “W-dP “ message blinks.“3” will be shown. The first digit,”3”
will blink. It means a weight decimal point is “3 will display 0.000)”
10) Input a weight decimal point by using [HOLD] key.
11) Press [ZERO] key, and then “1d “ message blinks.“0.005” will be shown. The third
digit,”0” will blink. It means a division is “0.005 calibration unit, kg or lb)”
12) Input a division by using [HOLD] key.