DR-320ER (ZX-503)
INDEX
FEB. 1999
(without price)
DR-320ER
Ver.1:Correction of Schematic Diagrams
& Contents (April/1999)
R
CONTENTS
1. SPECIFICATIONS ............................................................................................. 1
2. SCHEMATIC DIAGRAMS.................................................................................. 2
3. PARTS LIST....................................................................................................... 5
4. EXPLODED VIEW
4-1. PCB UNIT ( HA110195*1 ) ........................................................................ 6
4-2. COMPONENTS and OTHERS .................................................................. 7
1. SPECIFICATIONS
Ambient temperature range:0°C ~ 40°C (32°F ~ 104°F)
Power supply: Rated current and voltage are printed on the calculator.
Current consumption: See to 2. SCHEMATIC DIAGRAM.
Dimensions: 75.1 mm (H) × 212 mm (W) × 358 mm (D)
(3" H × 83/8" W × 141/8" D )
including roll-holders
Weight: 1.5 kg (3.3 lbs)
Consumable supplies: Printer Ribbon (RB-02 or GB-02)
Consumable supplies: Roll Paper (width 58 × 60 ø mm)
*The AC outlet must be located near the unit and must be easily accessible.
— 1 —
2. SCHEMATIC DIAGRAMS
Dpgf
e
d
c
b
a
Com
13G
12G
11G
10G
9G8G7G6G5G4G3G
2G
SIG
1G
Pin32
Pin31
Pin30
Pin29
Pin28
Pin27
Pin26
Pin25
Pin24
Pin23
Pin22
Pin21
Pin20
Pin7
Pin6
Pin5
Pin4
Pin3
Pin2
Pin8
Pin9
Pin10
Pin1
Pin11
Pin12
Pin13
Pin14
Pin15
Pin16
Pin17
Pin18
Pin19
SIG1
VF1
VF2
VF1
Comfge13G
12G
11G
10G9G8G7G6G5G4G3G2G1GDpdcba
VF2
R21
100K-2
2SC1740S-R. S
2SC1741S-Q. R
1
3
2
Q10
14V
Q11
GND
VSS
R60
R53
R52
R51
R50
R43
R42
R41
R40
FEED
MEMORY
5/4
ITEM+
UP
PRINT
CUT
ADD
HOLD
1S2473 X8
D36
D37
D38
D39
D40
D41
D42
C9
C103Z-2
VDD
0.47uF/50V-1
C8
C6
X1
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
VSS
P13
P12
P11
P10
VXK
R72
R71
R70
R63
R62
R61
R60
R53
R52
R51
R50
R43
R42
R41
R40
P20
P21
P22
P23
K00
K01
K02
K03
TEST
XOUT
XIN
RESET
HOLD
R80
R81
R82
R83
R90
R91
R92
VDD
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
4MHZ
C7
1S2473
C1000-2
1S2473 X8
D27
D28
D29
D30
D31
D32
D33
D34
P11'
P10'
P12'
P13'
P20'
P21'
P22'
P23'
P23
K00
K01
K02
K03
C1000-2
D35
D44
CR90
1K-2
R22
TO PCB–Z503–2
(LOCK KEY)
TO PCB–Z503–2
TC83220–0800
M–80–051
(LOCK KEY)
TO PCB–Z503–2
(TOUCH KEY)
1
3
2
a
b
GND
VSS
D26
D25
D24
D23
D22
D21
D20
1
2
3
4
5
6
7
8
BA12003
BA12003
16
15
14
13
12
11
10
9
D18
D17
D16
D15
D14
D13
D12
8
1
2
3
4
5
6
7
15
16
14
13
12
11
10
9
IC3
IC2
1S2473 X 16
D19
Q13
Q12
1
3
2
1
3
2
DTD114ES
D11
1S2473
D10
1S2473
VSS R20
1
PR1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
C103Z-2
C10
GND
VSS
VDD
VM
D45
RB441Q
26
27
RD
NC
SOL1
SOL2
SOL3
SOL4
SOL5
SOL6
SOL7
SOL8
SOL9
SOL10
SOL11
SOL12
SOL13
SOL14
SOL15
SOL16
SOL17
SOL18
RIBON
SOL
+
MO
+
DET
+
TP
DET
-
MO
-
200-2
DTD114ES
D43
d
c
240V/50Hz. 60Hz
CN1
CN2
CN3 TF
TR1
TO3412D
(EUROPE: 230V/240V)
LIVE
(Blue)
(Brown)
(Black)
COM
PCOM
C104Z-2
PVS2
PVS1
CVS1
CVS2
1SR139–100
D2
1SR139–100(32V)
D1
(4.7mA) MTZJ5.6C
(30mA)
(100mA)
10uF/15V–1
C5
14V
CVDD
VDD
VSS
VM
[32V. 30mA]
[27V. 30mA]
[11V. 200mA]
[5.9V. 100mA]
[2.0V. 100mA]
GND
CVSS
CVM
CVF1
CVF2
CGND
a
b
c
d
(5mA)
C14V
(5mA)
CA
CABC
CB
b
c
a
CC
SP2
SP3
SP1
100K–2
2SC1740S–R. S
3.3K–2
100K–2
R15
Q9
Q7
Q8
2SC1741S–Q,R
X2
D9
1S2473
22(1/2W)
R18
R17 R16
R19
5.6K–2
2
2
2
1
1
1
3
3
3
2
3
1
Q1
2SB1329–Q,R
D6
(14V)
C2
C3
R1
330uF/50V–1
2200uF/25V–1
R2
D7
R6 R5 R4 R3
#3–#5
20(1W) X4
MTZJ6. 8C
R8 15K–2
R7
R9
3.3K–2
5. 6K (1/2W)
6.8K (1/2W)
1SR139–100
1SR139–100
D3
D4
1SR139–100
D5 (0V)
C1
C4
C102K–2
1K–2
2SC1740S–R. S X2
D8
MTZJ5.6C
3
2SD1380–Q. R
21
1
Q2
Q3
Q4
Q5
Q6
2SA933S–R,S
2SB1374–Q,R
R10
3. 9K–2
R11
270–2
R12
270–2
R13
390–2
R14
5.6K–2
2
22
1
1
1
3
3
3
3
2
CCOM
(EMI FILTER)
FERAITE CORE
(Violet)
NEUTRAL
(White)
VS2
(Violet)
NEUTRAL VS1
(Red) (Brown)
230V/50Hz. 60Hz
CD1
EP–483–E04
(EUROPE: VDE)
M
K
13-BT-144G
DIG1
NP
SK
S–
SM
NCNCNC
NC
NP
1234567891011121314151617181920212223
2425262728303132333435
#NP:
NC:
No Pin
No Connection
NOTE.
1. UNLESS SPECIFIED. ALL PESISTORS ARE 1/4 WATTS [R-25].
2. — POWER SUPPLY CHECK PADS.
— SIGNAL INSPECTION PADS.
3.TWO PCBs ARE USED IN THIS MODEL.
— 2 —
K00
Pin23
K01
Pin22
K02
Pin21
K03
Pin20
P23 Pin24
12
FEED
Pin11 FEED
P10’ Pin32
P11’ Pin31
P12’ Pin30
TO PCB-Z503-1
P13’ Pin29
P20’ Pin28
1
KEYB
1
KEYB
1
KEYA
1
KEYB
1
KEYA
1
=
G✽
.
00
0
C
MEMORY
1
✽
2
KEYA
1
/#
2
1
✕
1
/
R60 Pin10
VSS Pin1
2
KEYB
2
1
+
2
KEYC
1
2
3
KEYB
1
2
KEYB
2
1
—
KEYA
1
6
2
9
R53 Pin9
1
2
1
ITEM
PRINT
ON
OFF
5/4
UP
CUT
+
6
Pin12 MEMORY
5
4
3
4
3
2
Pin14 ITEM
Pin16 PRINT
Pin19 HOLD
Pin13 5/4
Pin15 UP
Pin17 CUT
+
TO PCB-Z503-1
F
2
KEYB
2
1
2
2
KEYB
2
1
1
KEYB
1
KEYB
1
2
KEYB
2
1
5
2
KEYB
8
2
TO PCB-Z503-1
R40 Pin7
R41 Pin6
ADD
1
2
+
ADD✕
8
Pin18 ADD
1
4
7
R42 Pin5
3
0
P21’ Pin27
P22’ Pin26
P23’ Pin25
KEYB
1
KEYB
1
KEYB
2
MU/MD
2
M
+
2
KEYB
1
KEYB
1
KEYB
%
M—
2
KEYB
2
1
CA
2
KEYB
2
1
M
2
KEYB
2
KEYB
1
KEYB
1
KEYB
2
=
2
M✽
2
— 3 —
R43 Pin4
R50 Pin3
R51 Pin2
R52 Pin8
4
5
6
7
1
2
3
4
6
F1
F1
NP
P12
P11
P10P9P6P7P5
G13
G12
G11
G10G9G8G7G6G5G4G3G2G1P8
P4
P3
P2
P1
NC
NC
NC
NCNPF2
TOP VIEW
351
F2
Note: 1) F1, F2 Filament
Note: 2) NP No Pin
Note: 3) NC No Connection
Note: 4) G1 ~ G13 Grid
— 4 —
3. PARTS LIST
N Item Code No. Parts Name Specification Q R
PCB UNIT (HA110195*1)
N IC1 2012 6333 LSI TC83220-0800 1 C
IC2, 3 2114 2436 IC/LINEAR BA12003 2 C
DIG1 3301 0434 DISPLAY TUBE 13-BT-144G 1 B
1 6419 4320 CABLE/JOINT HA310361-2 1 C
N 2 1015 1481 PRINTER UNIT/DIGITAL M-80-051 1 B
Q1 2251 0525 TRANSISTOR 2SB1329-Q,R 1 C
Q2 2253 0469 TRANSISTOR 2SD1380-Q, R 1 C
Q3, 4, 7, 10 2252 0896 TRANSISTOR 2SC1740S-R, S-TP-T 4 C
Q5 2250 0672 TRANSISTOR 2SA933S-R, S-TP-T 1 C
Q6 2251 0595 TRANSISTOR 2SB1374-Q, R-T103-T 1 C
Q8, 9, 11 2252 0791 TRANSISTOR 2SC1741SQ,R-TP-T 3 C
Q12, 13 2259 1449 TRANSISTOR/DIGITAL DTD114ES-TP 2 C
D1~5 2390 0378 DIODE 1SR139-100T-32-T 5 C
D9~44 2301 0101 DIODE 1S2473-T-77-T 36 C
D45 2390 1967 DIODE RB441QT-77 1 C
D6, 8 2360 1946 DIODE/ZENER MTZJ5.6CT-77-T 2 C
COMPONENTS
N 3 6424 7630 CASE/UPPER HA110103-6 1 X
N 4 6424 7640 CASE/LOWER HA110104-5 1 X
N 5 6424 7650 COVER/PRINTER HA110106-4 1 C
6 6419 4200 PAPER CUTTER HA210052-1 1 C
7 6419 4190 SWTCH KNOB HA210051-1 3 C
N 8 6424 7680 BUTTON HA110107-4 1 C
N 9 6424 7690 BUTTON HA310265-3 1 C
N 10 6424 7700 BUTTON HA310266-3 1 C
11 6419 3020 PANEL/DISPLAY HA110105-1 1 B
N 12 6425 1780 SHEET/CONTACT HA360019-1 1 C
13 6419 4250 SPACER HA310351-1 1 C
14 6420 5710 SPRING/CONTACT HA410560-1 6 C
N 15 3012 1616 TRANSFORMER T03412D 1 B
16 3701 1106 POWER CORD EP-483-E04 1 C
This cord (EP-483-E04) is German type.
N 16 3701 1144 POWER CORD BS1363H03VVH2 1 C
This cord (BS1363H03VVH2) is U.K. type.
17 6419 3030 RUBBER/KEY HA210062-1 1 C
N 18 6424 7740 CABLE/JOINT HA360009-1 1 C
N 19 6424 7750 BUTTON HA210133-1 1 C
20 6055 2840 SPACER P440085-1 1 C
21 6419 4680 SPACER HA410531-1 1 C
N 22 3035 0563 FERRITE CORE HF70RH12X15X7.3 1 C
OTHERS
23 6055 3380 ROLL ARM/L P340024-4 1 B
24 6055 3390 ROLL ARM/R P340017-4 1 B
Parts prices will be informed separately by Parts Price List.
Notes: N - New parts R - A: Essential
Q - Quantity used per unit B: Stock recommended
R - Rank C: Others
— 5 —
X: No stock recommended
4. EXPLODED VIEW
4-1. PCB UNIT (HA110195*1)
— 6 —
4-2. COMPONENTS and OTHERS
<CROSS SECTION>
NOTE: Refer to the Service Bulletin CAL-535
NOTE: concerning item 20 and 21 described
NOTE: above.
— 7 —
CASIO TECHNO CO.,LTD.
Overseas Service Division
Nishi-Shinjuku Kimuraya Bldg. 1F
5-25, Nishi-Shinjuku 7-Chome
Shinjuku-ku, Tokyo 160-0023, Japan
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