Advertisement
@SEMICONDUCTOR
LOCATION
UNTIL
SERIAL
NO. 7901
3-6.
MOUNTING
DIAGRAM
(2)
—
=2545454
4
oO
O0V000
VNN00N0
VO Hos
s4
COOND
OARWH—
ee
® @
os
: part mounted on the conductor side.
: indicates side identified with part number.
: Through hole.
: component-side pattern.
Ref.No.
Location|| Ref.No.
Location
B-21
1C1
C-23
C-22
IC2
C-28
A
B-22
IC3
G-26
B-18
1C4
E-14
B-18
1c5
G-13
;
Ls
KEY. BOARD]
B-17 || IC6
H-14
(CONDUCTOR SIDE)
B-17
1C201}
E-7
B-16
1C202 | G-7
B-16
1C203 | G-3
B-15
1C204 | F-3
B-15
1C205 | E-3
B-14
1C206 | D-3
B-14
B-13
B-13
C-21
Qi
C-20
C-21
Q2
C-17
C-18
| Q3
C-15
C-21
Q4
E-16
C-21
Q5
C-19
E-23
| Q6
D-18
E-22
|| Q7
F-18
D-26
|| Q8
F-19
E-26
| Q9
E-19
E-26
| Q10
D-22
F-26
|| Q11
D-22
D-12
|| Q12
D-22
B-22
| Q13
D-27
D-28
| Q14
E-27
D-29
| Q15
D-13
G-12
| Q16
D-16
F-27
| Q17
E-24
G-12
| Q18
D-13
G-28
| Q19
C-12
H-19
| Q20
C-12
C-13
|| Q21
F-13
C-24
| Q22
D-28
C-18- ] Q23
.
D-29
G-15
|| Q24
D-12
D-26
| Q25
G-14
D-26
| Q26
G-14
E-26
| Q27
H-15
F-8
Q28
G-13
1-5
Q29
G-28
D-8
Q30
C-13
E-5
Q201
D-5
D-6
Q203
E-6
B-3
Q204
E-5
S2i9
ON-OFF
UNTIL
e
See page 25 for semiconductor lead layouts.
@ See pages 27-30 and 35-38 for SERIAL NO. 7902 AND LATER.
$201
MAIN
POWER
ON/OFF
$202
$204
. .
$208
TIME,
ALARM OFF,
SLEEP}
STANDBY!
ALARM] ——
> er
OST
Speen
Mik
ak
|
i
SERIAL
NO. 7901
$203
KEY
PROTECT
$207
[cLock]
BUZZER
RADIO
ce
3 |
[ALARM BOARD] _
(CONDUCTOR SIDE)
SI
MUSIC
TONE
RVI
|
|
A
i
4
i
Y
i
|
i
i
13>—_
«13,18 ——_——_——
t
$210
$209
$205
$206
s2i8
(© ]———_
[nt_ selec] —_[95]
MM
9kHz —+lOkHz
1
=
it
{2
{3
Advertisement
