63
Check Audio signal
(Insert Audio Disc).
Identify playback of Audio Disc
(Play Mode).
Check Output signal of AUIO L/R
(pin 51, 54 of CN100).
Check Output signal of AUDIO
L/R (pin 165, 167 of IC101).
Check Output signal of
/AUD-MUTE (pin 103 of IC401).
Check SCLK, SDATA, XLAT
(pin 122, 123, 124 of IC401).
Check Output signal of AUDIO
L/R (pin 1, 7 of IC801).
Check Input signal of AUDIO L/R
(pin 3, 5 of IC801).
Check Input signal of
/AUD-MUTE (pin 3 of IC801).
Output of Headphone
MT1516
RF Amp
General port use
MT1508
DSP
Decoder
Encoder
I / F
Micro Processor
IC 101
BH3544F
AUDIO
AMP
IC 801
103
IC 401
LO
165
RO
167
AUDIO Line Out
51
54
CN 100
JK101
H-JACK
SB
3
5
3
Audio
Mute
Circuit
1
7
123
124
122
63
62
65
SCLK
SDATA
XLAT
L-CH
R-CH
ROUT
LOUT
ROUT
LOUT
/AUD-MUTE
ROUT
LOUT
MUTE
FRONT
MT1518