Citizen CL-S6621 Technical Manual page 224

A-2. SA, Opepane PCB
[Parts side]
MOS CAUTION
MADE IN JAPAN
JM667
A-3. SA Ref Sen PCB
A A
E
D501 D502
A-4. SA TRA Sen PCB
E
C
TR401
C
CN501
CN401
01
[Solder side]
POWER ON
CONDITION
AP-5
A. Mounting Diagrams
D301
K
PRINT
D302
K
D303
K
ERROR
D304
K
MODE
CL-S6621