NDA-24296 CHAPTER 3
Page 229
Revision 1.0
PH-CK17-A
Phase Lock Oscillator
SWITCH
NAME
SWITCH
NO.
SETTING
STANDARD
SETTING
MEANING
SW11
1
2
3
4
SW12
1
2
3
4
ON Not used.
OFF × Not used.
5
MUSIC (CH1) selection. The music varies depending on the melody IC located on this circuit
card.
6
7
8
ON Not used.
OFF × Not used.
SW11-1 SW11-2
Impedance of the External
Music Source 0 (FM 0)
OFF OFF 600 Ω
ON OFF 8.2 Ω
OFF ON 47K Ω
SW11-3 SW11-4
Impedance of the External
Music Source 1 (FM 1)
OFF OFF 600 Ω
ON OFF 8.2 Ω
OFF ON 47K Ω
SW12-1 SW12-2 SW12-3 MUSIC
OFF OFF OFF Für Elise
ON OFF OFF Maiden’s prayer
Don’t Care ON OFF Buzzer
Don’t Care OFF ON Chime