Panasonic SA-MAX750LMK Service Manual page 65

SCHEMATIC DIAGRAM - 11
A
MAIN (MICON) CIRCUIT
TO MAIN (MICON)
CIRCUIT (6/8)
LB3101
G1C100KA0101
1
C3116
6.3V220
C3103 R3142
10K
1
SW-
C3107
C3106 R3144
820P
1 10K
SW+
R3141
10K
C3111 R3150 R3147
10K
1 10K
C3110
C3112 R3149
820P
1 10K
C3225 R3167
1 10K
FL-_HI
C3132
C3226 R3165
820P
1 10K
FL+_HI
R3166
10K
R3170
C3227 R3169
1 10K 10K
FL+_LO
C3117
C3228 R3168
820P
1 10K
FL-_LO
P1
CD: MAIN (CD SERVO): SCHEMATIC DIAGRAM - 1 ~ 4
DA: MAIN (DAMP): SCHEMATIC DIAGRAM - 12 ~ 15
29 30 31
: +B SIGNAL LINE : CD AUDIO INPUT SIGNAL LINE
: -B SIGNAL LINE : TUNER/MUSIC PORT/AUX/MIC/BLUETOOTH AUDIO INPUT SIGNAL LINE
R3143 R3153
10
10K
R3145 C3105
5.6K 470P
C3113
10
R3146
5.6K
C3108
470P
14 13 12 11 10 9 8
IC3103
C3114
C1AB00003801 10
HEADPHONE DRIVER
1 2 3 4 5 6 7
C3115
C3109
10
470P
R3154
R3148
5.6K 10
R3151 C3104 R3155
220
5.6K 470P
R3152
10K
R3164 R3163
10K 10
R3162 C3123
5.6K 470P
C3119
10
R3158
5.6K
C3120
470P
14 13 12 11 10 9 8
IC3104
C3133
C1AB00003801 10
HEADPHONE DRIVER
1 2 3 4 5 6 7
C3118
C3121
10
470P
R3159
5.6K
R3156
220
C3122
R3160
5.6K 470P
R3161 R3157
10K 10
32 33 34
: AUDIO OUTPUT SIGNAL LINE
: USB SIGNAL LINE
R3179
10K
R3182 R3177
C3229
1 10K 5.6K
FR-_HI
C3124
DGND C3230 R3180 R3173
820P
1 10K 5.6K
FR+_HI
R3181 C3128
10K 470P
IC3105
C1AB00003801
HEADPHONE DRIVER
C3129
470P
R3185
C3231 R3184 R3174
1 10K 10K 5.6K
FR+_LO
C3125
C3232 R3183
R3175
820P
1 10K 5.6K
FR-_LO
R3176
10K
35 36 37
TO MAIN (MICON)
CIRCUIT (3/8)
SW+ DA
SW- DA
FL+_HI
DA
R3178
10
FR+_HI DA
C3131
470P
C3127
10
14 13 12 11 10 9 8
C3134
10
1 2 3 4 5 6 7
C3126
10
R3171
220
FL+_LO
DA
C3130 R3172
470P 10
FR+_LO
DA
1/8 2/8 3/8 4/8
5/8 6/8 7/8
SA-MAX750 MAIN (MICON) CIRCUIT
38 39 40
R2177...PH
0
R2227...MAX750
0
41 42