A SERVICE OF

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MZ-RH910
2222
MZ-RH910
+2.1V
REGULATOR
IC302
SYSTEM CONTROLLER, DSP
IC801 (2/3)
314UDP
318UPUEN
315UDM
3
2
DATA+
DATA–
1
VBUS
CN451 (1/2)
(USB)
320
UOSCO
319
UOSCI
X801
48MHz
311
OSCO
239XCS_NV
310
OSCI
X802
22.5792MHz
195SI0
196SO0
197SCK0
7
SDT0
28
LIN
1
RIN
3
AVDD
15
MICL
22
MICR
19
PRER
18
PREL
SDO0
SCK0
H
SDO0, SCK0
G
VBUS
C
XRST2
D
XWK1, XWK2,
XWK4
1
6
5
2
XCS
208XNV_WP_CTL
3 XWP
SCK
SI
SO
EEPROM
IC891
SIGNAL PATH
: PLAYBACK
: OPTICAL IN
: LINE IN
: USB input from PC
: MIC IN
: USB output to PC
173 D IN
200 XOPT_CTL
185 O PT_DET
J301
186XJACK_DET
307 ADDT
306 F S256
309 XBCK
308 LRCK
190 XPD_ADC
189 XCS_ADC
REG1 B+
A/D CONVERTER, MIC AMP
IC301
187 XMIC_DET
B+ SWITCH
Q301
9
MCLK
8
BCLK
10
LRCK
14
PDN
11
CDTI
12
CCLK
13
CSN
VC01 B+
LINE IN
(OPT)
J302
MIC
(PLUG IN POWER)
DDC3 B+
133
REC_KEY/DOWNLOAD
248
JOG_A
249
JOG_B
227
XHOLD_SW
183
PAUSE_KEY
124
SET_KEY_1
125
SET_KEY_2
213
SI1
214
SO1
215
SCK1
236
XCS_LCD
192
XRST_LCD
RESET
SWITCH
Q471
REC
JOG_A
JOG_B
PAUSE
SET_KEY_1
SET_KEY_2
SDI
SDO
SCK
CS
SWITCH UNIT
(INCLUDING LCD101)
RST
XWK
OLED-LCD_VDD
XWK1
XWK4
DDC3 B+
+2.4V
REGULATOR
IC471
253
S891
Hi-MD
PROTECT
DETECT
UMD_PROTECT
188
S893
OPEN/CLOSE
DETECT
OPEN_CLOSE_SW
184
S890
PROTECT
DETECT
PROTECT
135
S892
HALF
LOCK
XWK2
HALF_LOCK_SW
VB B+
193
USB_WAKE
WAKE UP SWITCH
Q803
128
WK_DET
B
XRST
MUTING
CONTROL
Q352
XMUTE
212
14
11
8
9
SWITCHING DRIVER,
HEADPHONE AMP
IC351
OUT2
OUT1
IN2
IN1
FS512
312
6
MCK
D_VCONT_PWM
243
4
VREF
E
J351
i
RVDD
MUTEON
F
RMC KEY
RVDD
DTCK
KEY_R
RGND
F351
313DTCK
131RMC_KEY
151
DCLSOUTL
150
DCLSOUTR
FROM IC801 (1/3)
(MD SERVO SECTION)
MUTING
Q351
MUTING
Q151, 251
MUTING
CONTROL
Q353
16
PREOL
21
PREOR
VCO1
B+
VG
B+
OFF
HOLD
S895
HOLD
6-2. BLOCK DIAGRAM – AUDIO Section –
(Page 23)
(Page 23)
(Page 23)
(Page 23)
(Page 23)
(Page 23)
(Page 23)