QW-1389
MODULE NO.
R
REF. NO. S/M-522
MAY 1996
MD-310
SERVICE MANUAL
& PARTS LIST
(WITHOUT PRICE)
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[SPECIFICATIONS]
Module (Movement No.)
QW-1389
Type
Analog quartz wrist watch
Display system
Three hands & EL light
Electronic circuit
C-MOS IC 1pc
Quartz(Crystal oscillator)
Tuning fork-type, subminiature crystal oscillator 32,768 Hz
Accuracy setting
Unadjustable
Drive system
Single stator type pulse motor
Accuracy
± 20sec./month
Number of jewels
0
Time correction
Crown type
Battery type
SR621SW (Movement) / CR1616 (EL)
Battery life
Approx. 2 years (SR621) / Approx. 5 years (CR1616)
Current consumption
0.3
µA maximum
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OPERATION CHART: MODULE QW-1389
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EXPLODED VIEW: MODULE QW-1389
16 (7226 0315)
17 (7233 1722)
21 (7227 0322)
8 (7231 1393)
Insulation sheet (Unrepairable)
21 (7227 0322)
2 (7420 8311)
20 (7227 0273)
5 (7235 0784)
4 (7235 0665)
19 (7227 0315)
15 (7236 0210)
12 (7230 0903)
1 (7240 7933)
13 (7224 1565)
22 (7229 0630)
14 (7235 0756)
9 (7020 5714)
Dial
10 (7234 0707)
3 (7235 0518)
11 (7230 0637)
12 (7230 0903)
7 (7235 0770)
6 (7236 0203)
18 (7233 1736)
Battery for EL (CR1616)
23 (7235 0763)
Battery for movement (SR621SW)
Crown with stem
: Oil (Moebius D-5)
g For the details of the Dial and
the Crown with stem, please
refer to P/L-508 (withoutprice)
or P.P.L-508 (with price).
g
PARTS LIST : MODULE QW-1389
Note: 1. Prices and specifications are subject to change without prior notice.
2. Spare parts are classified as follows according to their importance in after-sales service.
A Rank -------------------------------
Very Important
B Rank -------------------------------
Important
C Rank -------------------------------
Less important
3. Batteries in Bulk pack on the tray will be supplied from our Overseas Spare Parts Section under charge basis.
Batteries in Blister pack will be supplied from our Sales Department.
4. As for order/supply of spare parts, refer to the separate publication "GUIDEBOOK for spare parts supply".
Item
Code No.
Parts Name
Specification
Applicable
Q
R
7072 2793 Module
QW-1389-01
MD-310-1BV
1 A
1
7240 7933 Analog block
Q250245*1
QW-1389-01
1 A
2
7420 8311 P.C.B. with components
Q352190*1
QW-1389-01
1 A
3
7235 0518 Hour wheel 1320
Q351362A-1
QW-1389-01
1 B
4
7235 0665 Setting lever 1325
Q350448-1
QW-1389-01
1 B
5
7235 0784 Setting lever jumper 1389
Q353274-1
QW-1389-01
1 C
6
7236 0203 Contacter 1389
Q353810-1
QW-1389-01
1 C
7
7235 0770 Yoke 1389
Q353275-1
QW-1389-01
1 C
8
7231 1393 Main plate 1389
Q251049-1
QW-1389-01
1 C
9
7020 5714 EL
EL-1389-A-01
QW-1389-01
1 B
10
7234 0707 EL clump 1307
Q350686-1
QW-1389-01
1 C
11
7230 0637 Coil spring 1307
Q450644A-1
QW-1389-01
2 B
12
7230 0903 Coil spring 1389
Q453507-1
QW-1389-01
2 B
13
7224 1565 Washer 340-3
Q428915-1
QW-1389-01
1 C
14
7235 0756 Hour wheel holder 1389
Q353273-1
QW-1389-01
1 C
15
7236 0210 Battery contact (-) 1389
Q354234-1
QW-1389-01
1 C
16
7226 0315 Battery supporter 262
Q37080A-2
QW-1389-01
1 C
17
7233 1722 Insulation sheet 1339-2
Q452266-1
QW-1389-01
1 C
18
7233 1736 Insulation sheet 1339-3
Q452332-1
QW-1389-01
1 C
19
7227 0315 Tapping screw 1307-2
Q450646A-1
QW-1389-01
2 C
20
7227 0273 Tapping screw 1300-1
Q436969A-1
QW-1389-01
1 C
21
7227 0322 Tapping screw 1307-1
Q450645A-1
QW-1389-01
4 C
22
7229 0630 Adhesive tape 1307
Q452052-1
QW-1389-01
2 C
23
7235 0763 Movement holder 1389
Q151321-1
QW-1389-01
1 C
Battery (for Movement)
SR621SW
1
Battery (for EL)
CR1616
1
For the prices and minimum order/supply quantities of the above parts, refer to the Parts Price List P.P.L.-508.
Notes:
Q Used quantity
R Rank
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