QW-1745
MODULE NO.
R
REF. NO. S/M-546
FEBRUARY 1997
ABX-70B
SERVICE MANUAL
& PARTS LIST
(WITHOUT PRICE)
-- 1 --
Item
Detail
Battery
SR927W
× 2
Battery life
Approx. 2 years
Current consumption
1.98
µA maximum
Alarm system
Piezo plate on Back cover
Accuracy
±20 sec./month
Accuracy setting system
Pattern cutting method (P1 ~ P5)
Accuracy checking
See page 8
Accuracy setting
Unadjustable
Functions
· Electro-luminescent backlight
· Telememo
Memory capacity:
Other: Auto sort function
· 1/100 sec. stopwatch
Measuring capacity: 23:59'59.99"
Measuring mode: Net time, split time, 1st-2nd place times
· 3 multi-function alarms with reminder text
· Hourly time signals
· Regular timekeeping:
(Analog) Hour and minute hands
(Digital) Hr, min, sec, pm, mo, date, day
· Auto-calendar (pre-programmed until the year 2039)
· 12/24-hour formats
· Auto display function
up to 50 sets of data, each set including;
name, telephone number and icon
CONTENTS
1. SPECIFICATIONS ......................................................................................... 1
2. OPERATION CHART: MODULE QW-1745 .................................................. 2
3. DRAWINGS: MODULE QW-1745
3-1. BLOCK DIAGRAM ............................................................................................
4
3-2. CHECKING TERMINALS AND COMPONENTS: MODULE QW-1745 ............
5
4. EXPLODED VIEW: MODULE QW-1745 ....................................................... 6
5. PARTS LIST: MODULE QW-1745 ................................................................ 7
6. PRECAUTIONS FOR REPAIR: MODULE QW-1745
6-1. AC (ALL CLEAR) AND REMOVING OF MODULE ..........................................
8
6-2. ACCURACY CHECKING ..................................................................................
8
6-3. REPLACEMENT OF MODULE AND DIAL WITH EL .......................................
9
1. SPECIFICATIONS
-- 2 --
2. OPERATION CHART: MODULE QW-1745
-- 3 --
-- 4 --
LCD
LSI
S2
S3
S4
SL
KI4
KI6
KI5
KI2
KI1
KI3
KI7
KI8
AC
P1
P2
P3
P4
P5
T1
T2
T3
XT
L1
L53
LC1
L54
LC5
TOTAL
BONDING
91PINS
88PINS
LD1
VDD
VSS2 VSSM
01 VCH
VSS3 VSS1 VC1
VC2
PZ
L
Tr3
XTB
Xtal
C1
C5
R
C6
C7
BAT1
BAT2
An.B
+
+
TB
TE
Tr1
Tns1
Tr2
SF
SE
PF
PE
EL
C2
C3
C4
S1
p1
p1
p2, p3
P1 ~ P5 cutting pattern
Short (Soldering)
p2
p3
3. DRAWINGS: MODULE QW-1745
3-1. BLOCK DIAGRAM
45C4
49C3
50C5
51C3
50C3
49C4
50C4
51C4
47C4
47C3
47C5
48C4
46C4
48C3
46C3
43C4
43C3
43C5
44C4
42C4
44C3
42C3
40C4
40C3
40C5
41C4
39C4
41C3
39C3
37C4
37C3
37C5
38C4
36C4
38C3
36C3
34C4
34C3
34C5
35C4
33C4
35C3
33C3
30C1
31C2
31C4
31C1
30C2
32C4
30C4
33C5
33C1
33C2
34C1
32C1
34C2
32C2
35C5
36C1
36C2
36C5
35C1
37C2
35C2
38C5
39C1
39C2
39C5
38C1
40C2
38C2
41C5
41C1
42C2
42C5
40C1
42C1
41C2
46C5
47C1
47C2
48C1
46C1
48C2
46C2
51C5
50C1
50C2
51C1
49C1
51C2
49C2
44C5
44C1
44C2
45C1
43C1
45C2
43C2
49C5
52C3
52C1
52C2
52C4
45C5
30C5
31C5
48C5
52C5
LC5
L53
L52
L51
L50
L49
L48
L47
L46
L45
L44
L43
L42
L41
L40
L39
L38
L37
L36
L35
L34
L33
L32
L31
L30
L29
L28
LC4
LC3
LC1
L1
L2
L3
L4
L5
L6
L7
L8
L9
L10
L11
L12
L13
L14
L15
L16
L17
L18
L19
L20
L21
L22
L23
L24
L25
L26
L27
LC2
C3
11 10 9 8 7 6 5 4 3 2 1 53 29 28 27 26 2524 23 2221 20 131415 1617 18 19
C4
C2
C1
C5