Schematic Diagram - Power_Key/M_Vol Boards - Sony STR-ZA5000ES Service Manual

6-33. SCHEMATIC DIAGRAM - POWER_KEY/M_VOL Boards -

1 2
POWER_KEY BOARD
A
B
C
D
J181
AUDIO CAL MIC
CL188
E
ET181
(CHASSIS)
F
CN183 1
SETTING
2
DC5V 0.5A MAX
3
4
G
CN181
5P
CL181
GND 1
DP 2
HUB
BOARD DM 3
(1/3)
VBUS 4
CL182
SHIELD BUS 5
CL183
H
STR-ZA5000ES
• See page 77 for IC Block Diagrams.
3 4 5
R205
47k
C195
10 C198 C199
R199
50V 470p 47p
100
IC157
MIC AMP
IC157
NJM2904M(TE2)
C202
0.1
R200
2.2k
CL187
R212 R201 C208
10
100 2.2k
50V
C200 C201
470p 47p
C186
100p
100V
R207
C181 C207 C194 47k
0.1 47p 47p
R186
0
R182 R181
0 0
D186 C180 C183
DZ2J062M0L 10 0.1
6 7 8 9
CL184
R202
22k
R203
C196
1.5k
10
R197
50V
1k
FB001
R208 R210
4.7k 10k
C205 C204 C203 R209 C206 R211 C197 R198
10 0.1 10 4.7k 1 22k 2200p 100k
C210 R214
2200p 100k
C209
10
R213
CL185
50V 1k
R190 R219
100 1k Q157 Q158
3.2 3.2
2PB709ART 2PB709ART
R218 3.2 2.5
R206
2.2k
1.5k
-0.9 3.2
Q155, 157
R204
LED DRIVE
22k R163 R165
120 120
3.2
0
D155
Q155 SML78423C-TP15
R191 PDTC114ET
(ON/STANDBY)
10k
S156
R194 R168
33k 10k
S155 S157
PING SPEAKERS
71 71
10 11 12
M_VOL BOARD
R153
10k
C153
0.0033
IC156
+5V REGULATOR
IC156
MM1839A50NRE
CN156
12P
CL157
1 DCAC_L
C190 C192
1 1
2 NC
CL158
3 AGND
CL159
4 A+7V
CL186
5 DCAC_R
CL160
6 STBY_+3.3V
CL161
7 DGND
CL162
8 LED-STBY
CL163
R220
9 LED-ON
1k
CL164
R170
10 POWERKEY-MAIN
100
CL165
11 POWERKEY-ZONE2
R217 CL166
2.2k 12 POWERKEY_ZONE3
CL167
13 AD4
Q156, 158
LED DRIVE
0
3.1
Q156
PDTC114ET R169
10k
S158 S160
ZONE 2 ZONE 3
R173 R174
4.7k 2.2k
S159 S161
ZONE CONTROL HDMI OUT
STR-ZA5000ES
13 14 15
R154 CN153
22k 3P
CL154
>19S
1 GND
CL153
2 M.VOL
3 2 DISPLAY
EN153 BOARD
3 GND
5
ROTARY CN102
ENCODER (Page 69)
4
1
MASTER VOLUME
R155 C154
0 0.0033
>20S
DISPLAY
BOARD
CN101
(Page 69)