Casio QW-2311 Troubleshooting guide

SERVICE MANUAL
& PARTS LIST
(WITHOUT PRICE)
QW-2311
MODULE NO.
R
REF. NO. S/M-723
NOV. 2000
MTG-110

CONTENTS
Page
1. SPECIFICATIONS: QW-2311..................................................................... 1
2. OPERATION CHART: QW-2311................................................................ 1
3. EXPLODED VIEW: QW-2311 ..................................................................... 2
4. PARTS LIST: QW-2311.............................................................................. 3
5. PRECAUTIONS FOR REPAIR: QW-2311
5-1. HOW TO REMOVE THE BATTERY .............................................................4
5-2. HOW TO REMOVE CROWN WITH STEM ................................................... 4
5-3. HOW TO REMOVE HANDS.......................................................................... 5
5-4. HOW TO INSERT THE BATTERY................................................................ 5

— 1 —
1. SPECIFICATIONS: QW-2311
2. OPERATION CHART: QW-2311
Crown (Normal position)
First click (Setting date)
Second click (Setting time)
To Set Time
Pull the crown out to the second click when the second hand is at 12 o’clock position and the
second hand stops. Set the hands by turning the crown in either direction.
Push the crown in on a time signal.
To Set Date
Pull the crown out to the first click. Set the date by turning the crown. Push the crown
in to the normal position.
• Avoid setting the date between 8:00 pm and 1:00 am.
For watch with the elapsed time bezel
Rotate the elapsed time bezel to align the mark with the minute hand.
After certain amount of time elapsed, read the graduation on the elapsed time
bezel which the minute hand points to. The elapsed time is indicated.
Elapsed time bezel
• Some water resistant models are equipped with a screw lock crown.
• With such models, you must unscrew the crown in the direction noted in the
illustration to loosen it before you can pull it out. Do not pull too forcibly on
such crowns.
• Also note that such watches are not water resistant while
their crowns are
loosened. Be sure to screw the crowns
back in as far as they will go after
making any setting.
Battery CR2016
Battery life Approx. 10 years
Current consumption 1.18 µA maximum
Accuracy ±20 sec./month
Functions • Shock resistant (G-SHOCK)
• "ANTIMAGNETIC" watch (ISO)*
• Date display
*Though this watch is designed to withstand exposure to magnetic force,
you should still keep it away from machinery and appliances that gener-
ate a strong magnetic field.
Exposure to strong magnetism can cause timekeeping to slow, affecting
timekeeping accuracy.
Item Detail

— 2 —
3. EXPLODED VIEW: QW-2311
3Battery (CR2016)
713 (7435 8277)
013 (7435 8277)
B17 (7437 7492)
C12 (7436 9652)
E11 (7436 9512)
H18 (7436 9540)
L
N
P19 (7438 1867)
S15 (7436 9694)
R4 (7436 9554)
Oil Moebius 9030
Grease Moebius 8200
14 (7436 9666) 6
16 (7437 7499) 8
6 (7436 9547) 9
7 (7437 7513) A
3 (7437 9221) D
2 (7436 9505) F
22 (7438 1853) J
G
1 (7436 9498) M
20 (7438 1881) K
4
10 (7436 9638) I
O
5 (7436 9631) Q
Crown with stem 5
Disassembling order: 1to T
Reasembling order: Tto 1
T
Lubrication
For the detailed information of
Crown with stem, refer
to Parts List (P/L) or Parts Price List
(P.P.L.) of each models.

4. PARTS LIST: QW-2311
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 "GUIDE BOOK for spare parts supply".
Item Code No. Parts Name Specification Applicable Q R
1003 5025 MODULE/WITH MOVEMENT R-5D2K202 MTG-100-1A1V/2AV 1 A
(QW-2311-02)
1 7436 9498 BRIDGE/CANNON PINION 5D3A601 QW-2311-02 1 C
2 7436 9505 BRIDGE/TRAIN WHEEL 5D3A701 QW-2311-02 1 C
3 7437 9221 COIL ASS'Y 5D3M202 QW-2311-02 1 A
4 7436 9554 LEVER/RESET 5D3J301 QW-2311-02 1 C
5 7436 9631 LEVER/SETTING 5D3R601 QW-2311-02 1 C
6 7436 9547 LEVER/STOP 5D3I901 QW-2311-02 1 C
7 7437 7513 PCB ASS'Y 5D3J402 QW-2311-02 1 A
8 7437 0331 PINION/DATE SETTING 5D3X501 QW-2311-02 1 C
9 7437 7485 PLATE/INSULATION 5D3L202 QW-2311-02 1 C
10 7436 9638 ROTOR 5D34J01 QW-2311-02 1 B
11 7436 9512 SCREW D7010 QW-2311-02 1 C
12 7436 9652 SCREW D7011 QW-2311-02 1 C
13 7435 8277 SCREW D6005 QW-2311-02 2 C
14 7436 9666 SCREW D7012 QW-2311-02 1 C
15 7436 9694 STATOR 5D3M101 QW-2311-02 1 C
16 7437 7499 SUPPORTER/PCB ASS'Y 5D30I50 QW-2311-02 1 C
17 7437 7492 TERMINAL/BATTERY (-) 5D3L602 QW-2311-02 1 C
18 7436 9540 WHEEL/FIFTH 5D3H501 QW-2311-02 1 B
19 7438 1867 WHEEL/MINUTE 5D3Q102 QW-2311-02 1 B
20 7438 1881 WHEEL/SETTING(1) 5D32R02 QW-2311-02 1 B
21 7436 9617 WHEEL/SETTING(2) 5D33R01 QW-2311-02 1 B
22 7438 1853 WHEEL/THIRD 5D3C902 QW-2311-02 1 B
BATTERY/LITHIUM CR2016 QW-2311-02 1
For the prices and minimum order/supply quantities of the above parts, refer to the Parts Price List P.P.L.-564.
Notes: Q - Used quantity
R - Rank — 3 —

— 4 —
5-1. HOW TO REMOVE THE BATTERY
1) Prepare a small precision driver.
2) Insert the screw driver between the battery and 9 o'clock side hook of the P.C.B. ass'y supporter.
3) Make some space between the hook and the battery.
4) Then the battery will come up.
5. PRECAUTIONS FOR REPAIR: QW-2311
5-2. HOW TO REMOVE CROWN WITH STEM
1) Remove the battery CR2016. (Refer to HOW TO REMOVE THE BATTERY)
Then you can see the setting lever through the hole at the point of arrow 1.
2) Unscrew the crown with stem.
3) Push the setting lever while the crown is pushed in. Use fine stick such as pin side of the band adjusting
tool.
Note: Do not push the setting lever with too much force.
4) Pull out slowly the crown with stem from the watch while pushing on the setting lever.
Note: To remove the crown with stem easily, pull it out with turning motion.
5) To fix the crown with stem, insert it with turning motion to prevent damaging of the sliding pinion.
1
3
4
5
2

— 5 —
5-3. HOW TO REMOVE HANDS
Please remove the hands according to the following procedure.
1) Prepare the following tool, Hand removing spacer.
2) Fix Hour, Minute and Second hands to the same direction.
3) Place Hand removing spacer on Dial with EL. Be sure the three hands are in the hole of
the hand removing spacer.
4) Remove the hands with the hand remover. Place the hand remover on the hand
removing spacer as shown below.
5) How to fix the hands are the same way as the other watches.
5-4. HOW TO INSERT THE BATTERY
1) Place the new battery on the P.C.B. ass'y supporter.
2) Set the battery on 2 and 4 o'clock side of the hooks of the P.C.B. ass'y supporter.
3) Push down the battery at 9 o'clock side of the hook. Then the battery will be inserted.
4) Be sure not to break the gasket of the battery by 9 o'clock side hook on 3) procedure.
Code No. Parts Name Specification
1901 9721 Hand removing spacer WAT-JIG510
For the price of the above tool, please refer to P.P.L.-510.
Hand remover
Hand removing spacer
Movement holder
Short circuit of P.C.B ass'y
supporter and Battery. Touching of the hook to the gasket of Battery

CASIO TECHNO CO.,LTD.
Overseas Service Division
Nishi-Shinjuku Kimuraya Bldg. 1F
5-25, Nishi-Shinjuku 7-Chome
Shinjuku-ku, Tokyo 160-0023, Japan