BJ BJ3577 User manual
捷时计电子
www.szbaojie.com
2012-12-12 Model：BJ3577 Page: 1 / 2 Edition : A
A .
Features
13 Digits LCD Display，Display Hour ,Minute ,Second ,Month ,Day and Week
Daily Alarm and Chime hourly
12 / 24H format selectable
1/100 second Chronograph with split functions
Timer
Dual Time
key tone
EL backlight
B .
Operational Manual
1. At any state ,press Ａ
ＡＡ
Ａkey EL backlight for 3s .
1. Real Time
Time Setting
a). Press and hold Ｃkey for 2s to time setting state and "Second" flashing, press D key to zero; Press
B key to select item as following sequence :
Second
Minute Hour 12/24H format Month Day Week
a). Press Ｄkey to adjust the flashing item,
b). Press C key to return to Real Time Mode.
c). Press D key while the seconds are in the range of 30 to 59 resets them to 00 and adds 1 to the
minutes . In the range of 00 to 29,the minutes are unchanged.
2.
Daily Alarm
Turn On / Off Alarm and Chime
Press Ｄkey to turn on/off Alarm ( ) or Chime ( ) .
Alarm setting
Press and hold Ｃkey for 2s to select "Hour" setting ; Press B key to select "Minute" setting; Press Ｄ
key to adjust the flashing item.
Reaches the alarm set time in the case of open alarm clock , " " will flash , any alarm will sound the
alarm for 20 seconds automatically stop .
（
（（
（C Key
C KeyC Key
C Key）
））
）
RESET
（
（（
（D
DD
D
Key
KeyKey
Key）
））
）
START
LIGHT
（
（（
（A
AA
A
K
KK
K
ey
eyey
ey）
））
）
MODE
（
（（
（B
BB
B
Key
KeyKey
Key）
））
）
Real Time Chronograph
Alarm TimerDual Time
D Key B Key B Key B Key
捷时计电子
www.szbaojie.com
2012-12-12 Model：BJ3577 Page: 2 / 2 Edition : A
3. Chronograph
Press Ｄkey to Start/Stop running ;
When stop ,press C key to zero .
When running ,press Ｃkey to split Counting. Then press Ｄkey to exit split count ,and stop
counting ; When exit split count ,press Ｃkey to zero.
When running ,press B key to return to Real Time mode ,and it running at back .
4. Timer mode
The display range of the timer is 23hour 59minute 59 second.
Timer alarm sounds for about 10 seconds when counting down to 0:00:00.,The timer isautomatically
reset to its starting value after the alarm stops.
Timer Time setting
Press and hold Ｃkey for 2s to time setting state and "Hour" flashing , Press B key to select "Hour" or
"Minute" setting ,Press Ｄkey to adjust the flashing item, Press Ｃkey to complete setting.
Timer operation
Press Ｄkey to Start/Stop counting ; Press Ｃkey to starting value when stop counting.
5. Dual Time
Dual Time setting
In the Dual Time mode ,Press and hold Ｃkey for 2s to select "Minute" setting, Press B key to select
"Hour" setting, Press Ｄkey to adjust the flashing item, Press Ｃkey again to finish setting ,and
return to Dual Time displaying mode .
C.
Specifications
Module Size
Module Thickness（include buzzer）
Operational Temperature Range
Operational Voltage
Accuracy
Battery Code
static average current
Alarm average current
EL lighten average current
Battery life
Under the following conditions:( 4
backlight operation ( 3 seconds) perday; 60 seconds of alarm operation per
day)
：
Ф40.2mm
：
8.85mm
：-10℃~60℃
：3.0V
：±90sec/month
：CR2025
(capacitance: 170m Ah)
：≤
2.48
u A (static maximum current ：6.0uA)
：≤
1.08
mA （Alarm maximum current ：3.5mA）
：≤
9. 98
mA （ELlighten maximum current ：12.0mA）
：
≥24
month(Japan Lithium)
Prepared
Checked
Approved
Name 冯碧颜
徐治中
宋检望
Date 12/12/12
12/12/19
12/12/19
