Read Sony PHA-1 Service Manual online
PHA-1
PHA-1
9
9
3-3. SCHEMATIC DIAGRAM - MAIN Board (2/7) -
Ver. 1.1
R210 0
R210 0
R3
**150
R3
**150
R197
**22K
R197
**22K
R173
**22K
R173
**22K
R10
**3.9K
R10
**3.9K
R16
**1.6K
R16
**1.6K
C125
0.01UK_25V_X7R
C125
0.01UK_25V_X7R
R152 0
R152 0
C205
1UK_10V_X5R
C205
1UK_10V_X5R
C200
1UK_10V_X5R
C200
1UK_10V_X5R
U25
TS12A12511DCNR
U25
TS12A12511DCNR
C4
100uF/6.3V_PCF0J101MCL1GS
C4
100uF/6.3V_PCF0J101MCL1GS
C5
0.1UK_16V_X7R
C5
0.1UK_16V_X7R
R29 **200K
R29 **200K
C18
10UK_10V_X5R
C18
10UK_10V_X5R
C130
10uF/50V_UFG1H100MPM
C130
10uF/50V_UFG1H100MPM
U47
TS12A12511DCNR
U47
TS12A12511DCNR
R9
**4.7K
R9
**4.7K
R216
**150K
R216
**150K
C8
470pF_ECHU1C471JX5
C8
470pF_ECHU1C471JX5
C22
10UK_10V_X5R
C22
10UK_10V_X5R
C122
1UK_10V_X5R
C122
1UK_10V_X5R
C81
47uF/10V_UFG1A470MDM
C81
47uF/10V_UFG1A470MDM
JC1
HSJ1637-018510
JC1
HSJ1637-018510
C188
1UK_10V_X5R
C188
1UK_10V_X5R
C189
1UK_10V_X5R
C189
1UK_10V_X5R
R18
**1.1K
R18
**1.1K
C123
1UK_10V_X5R
C123
1UK_10V_X5R
R19 **1K
R19 **1K
U1
OPA1662
U1
OPA1662
R37
*100K
R37
*100K
C152
10UK_10V_X5R
C152
10UK_10V_X5R
R297
*1K
R297
*1K
C201
1UK_10V_X5R
C201
1UK_10V_X5R
R35
0
R35
0
C21
0.1UK_16V_X7R
C21
0.1UK_16V_X7R
R212 **100
R212 **100
U38
TS12A12511DCNR
U38
TS12A12511DCNR
R4 **3.9K
R4 **3.9K
C128
100PJ_50V_NP0
C128
100PJ_50V_NP0
U27B
LMP7708
U27B
LMP7708
R30
**1K
R30
**1K
R15
**11K
R15
**11K
C3
470pF_ECHU1C471JX5
C3
470pF_ECHU1C471JX5
R213 **100
R213 **100
C17
100uF
/10V_UFG1A101MEM
C17
100uF
/10V_UFG1A101MEM
R21 **200K
R21 **200K
C25
0.1UK_16V_X7R
C25
0.1UK_16V_X7R
R277 **1.1K
R277 **1.1K
C119
1UK_10V_X5R
C119
1UK_10V_X5R
U44
TS12A12511DCNR
U44
TS12A12511DCNR
TP78
TP78
C23
0.1UK_16V_X7R
C23
0.1UK_16V_X7R
R2
**3.9K
R2
**3.9K
C202
1UK_10V_X5R
C202
1UK_10V_X5R
RV3
TVM0xx
RV3
TVM0xx
C16
10UK_10V_X5R
C16
10UK_10V_X5R
R34
**1.1K
R34
**1.1K
R276 **1.1K
R276 **1.1K
R31
**10
R31
**10
R14
**150
R14
**150
C131
0.1UK_16V_X7R
C131
0.1UK_16V_X7R
RV1
TVM0xxRV1
TVM0xx
R193
**50K
R193
**50K
JC2
HSJ1637-018510
JC2
HSJ1637-018510
R312
0
R312
0
C2
3.9nF_ECHU1C392JX5
C2
3.9nF_ECHU1C392JX5
R22
**10
R22
**10
C187
1UK_10V_X5R
C187
1UK_10V_X5R
C134
1UM_25V_X5R
C134
1UM_25V_X5R
R17
**4.7K
R17
**4.7K
R196
**22K
R196
**22K
R6
**4.7K
R6
**4.7K
C7
3.9nF_ECHU1C392JX5
C7
3.9nF_ECHU1C392JX5
RV15
TVM0xx
RV15
TVM0xx
R36
**1K
R36
**1K
R33
**1.6K
R33
**1.6K
SW1
SSSS810201
SW1
SSSS810201
U39
TS12A12511DCNR
U39
TS12A12511DCNR
R23
**200K
R23
**200K
C226
1UK_16V_X5R
C226
1UK_16V_X5R
C136
1UM_25V_X5R
C136
1UM_25V_X5R
R217
**150K
R217
**150K
C124
1UK_10V_X5R
C124
1UK_10V_X5R
R313
0
R313
0
R175
**22K
R175
**22K
R158
*100K
R158
*100K
C203
1UK_10V_X5R
C203
1UK_10V_X5R
C127
100PJ_50V_NP0
C127
100PJ_50V_NP0
C146 22U
C146 22U
C10
0.1UK_16V_X7R
C10
0.1UK_16V_X7R
RV4
TVM0xx
RV4
TVM0xx
U4
TPA6120A2DWP
U4
TPA6120A2DWP
C15
100uF
/10V_UFG1A101MEM
C15
100uF
/10V_UFG1A101MEM
C11
100uF/6.3V_PCF0J101MCL1GS
C11
100uF/6.3V_PCF0J101MCL1GS
C1
470pF_ECHU1C471JX5
C1
470pF_ECHU1C471JX5
R5
**150
R5
**150
R20
0
R20
0
C9
1UK_16V_X5R
C9
1UK_16V_X5R
R194
**50K
R194
**50K
C151
10UK_10V_X5R
C151
10UK_10V_X5R
U45
TS12A12511DCNR
U45
TS12A12511DCNR
R11
**150
R11
**150
R172 1K
R172 1K
R13
**3.9K
R13
**3.9K
C225
1UK_16V_X5R
C225
1UK_16V_X5R
U3
LME49860ME
U3
LME49860ME
C20
1UK_16V_X5R
C20
1UK_16V_X5R
C14
10UK_10V_X5R
C14
10UK_10V_X5R
R211 0
R211 0
C147 22U
C147 22U
C198
1UK_10V_X5R
C198
1UK_10V_X5R
C67
47uF/10V_UFG1A470MDM
C67
47uF/10V_UFG1A470MDM
R1
**4.7K
R1
**4.7K
R174
1K
R174
1K
C186
1UK_10V_X5R
C186
1UK_10V_X5R
C204
1UK_10V_X5R
C204
1UK_10V_X5R
C129
10uF/50V_UFG1H100MPM
C129
10uF/50V_UFG1H100MPM
C1991UK_10V_X5R
C1991UK_10V_X5R
R153 0
R153 0
R279 **1K
R279 **1K
C26
0.1UK_16V_X7R
C26
0.1UK_16V_X7R
TP77
TP77
C6
470pF_ECHU1C471JX5
C6
470pF_ECHU1C471JX5
C132
0.1UK_16V_X7R
C132
0.1UK_16V_X7R
C13
0.1UK_16V_X7R
C13
0.1UK_16V_X7R
U27A
LMP7708
U27A
LMP7708
RV2
TVM0xxRV2
TVM0xx
C24
0.1UK_16V_X7R
C24
0.1UK_16V_X7R
R25
TOCOS, TP96G00N 15F 15A103*2
R25
TOCOS, TP96G00N 15F 15A103*2
U46
TS12A12511DCNR
U46
TS12A12511DCNR
R32
**11K
R32
**11K
R26
**1K
R26
**1K
R28
0
R28
0
U2
TS12A12511DCNR
U2
TS12A12511DCNR
R27
**200K
R27
**200K
R278 **1K
R278 **1K
R12
**1K
R12
**1K
R24
**1K
R24
**1K
-5VA
+5VA
PWR_CTRL
LINE_SEL
+5.5V
-5.5V
PGND
VP
-5VF
+5VF
DACOut_RN
DACOut_LP
DACOut_LN
DACOut_RP
MUTE
+5.5V
-5.5V
-5.5V
+5.5V
-5VA
+5VA
+5VA
-5VA
+5.5V
-5.5V
VP
VP
-5VF
+5VF
+5VF
-5VF
-5VA
+5VA
+5VA
+5.5V
-5.5V
+5.5V
-5.5V
-5VA
-5VA
+5VA
+5VA
-5VA
+5VA
-5VA
+5VA
+5.5V
-5.5V
Line In
1
2
R0603
R0603
1
2
R0402
R0402
12 R0402
R0402
12
R0603
G2123-1003-00
R0603
G2123-1003-00
1
2
R0402
R0402
1
2
R0603
G2123-1601-00
R0603
G2123-1601-00
1
2
C0402C0402
1
2
R0402
R0402
1
2
C0402C0402
1
2 C0402
C0402
1
2
3
4
5
6
7
8
SOP8_0.32_0.65_131
SOP8_0.32_0.65_131
CAP_AL_6.6X6.6CAP_AL_6.6X6.6
1
2
C0603C0603
1
2
R0603
R0603
1
2
C0805C0805
CAP_OS_2
CAP_OS_2
1
2
3
4
5
6
7
8
SOP8_0.32_0.65_131
SOP8_0.32_0.65_131
1
2
R0402
R0402
1
2
R0603
R0603
1
2
C0603
C0603
1
2
C0805
OPEN
C0805
OPEN
1
2
C0402C0402
CAP_OS_2
G2253-
0476-
12-
DIP
DIP
CAP_OS_2
G2253-
0476-
12-
DIP
DIP
4
3
2
1
5
JC5_A_67(1637)
G2474-0262-00-DIP
JC5_A_67(1637)
G2474-0262-00-DIP
1
2
C0402C0402
1
2
C0402C0402
1
2
R0402
OPEN
R0402
OPEN
1
2
C0402C0402
1
2
R0603
R0603
1
2
3
4
5
6
7
8
SOP8_0.6_1.27_16
G2051-0153-00
SOP8_0.6_1.27_16
G2051-0153-00
1
2
R0402
R0402
1
2
C0805C0805
1
2
R0402
R0402
1
2
C0402C0402
1
2
R0402
R0402
1
2
C0603C0603
1
2
R0603
G2123-1000-00
R0603
G2123-1000-00
1
2
3
4
5
6
7
8
SOP8_0.32_0.65_131
SOP8_0.32_0.65_131
1
2
R0402
R0402
1
2
C0402C0402
6
5
48
7
SOP8_0.6_1.27_16
SOP8_0.6_1.27_16
1
2
R0603
R0603
1
2
R0603
G2123-1102-00
R0603
G2123-1102-00
1
2
C0603C0603
1
2
R0603
G2123-1000-00
R0603
G2123-1000-00
CAP_OS_2.5CAP_OS_2.5
1
2
R0603
R0603
1
2
C0603C0603
1
2
R0603 G2123-1101-00
R0603 G2123-1101-00
1
2
C0402C0402
1
2
3
4
5
6
7
8
SOP8_0.32_0.65_131
SOP8_0.32_0.65_131
1
2
C0603C0603
1
2
R0402
R0402
1
2
C0402C0402
12
L0402(
1005)
L0402(
1005)
1
2
C0805C0805
1
2
R0402
OPEN
R0402
OPEN
1
2
R0603 G2123-1101-00
R0603 G2123-1101-00
1
2
R1206
R1206
1
2
R0402
R0402
1
2
C0603C0603
12
L0402(
1005)
L0402(
1005)
1
2
R0603
OPEN
R0603
OPEN
4
3
2
1
5
JC5_A_67(1637)
G2474-0262-00-DIP
JC5_A_67(1637)
G2474-0262-00-DIP
12 R0603
R0603
1
2 C0805
C0805
1
2
R1206
R1206
1
2
C0402C0402
1
2
C0805
C0805
1
2
R0402
R0402
12 R0402
R0402
1
2
r0402
r0402
1
2 C0805
C0805
12
L0402(
1005)
L0402(
1005)
1
2
R0603
R0603
1
2
R0603
G2123-1601-00
R0603
G2123-1601-00
1
2
3
4
8
7
9 10
SW4H_9.7X2.6_54
SW4H_9.7X2.6_54
1
2
3
4
5
6
7
8
SOP8_0.32_0.65_131
SOP8_0.32_0.65_131
1
2
R0603
R0603
1
2
OPEN
C0603 OPEN
C0603
1
2
C0805
C0805
1
2
R0603
R0603
1
2
C0402C0402
12 R0603
R0603
12
R0603
G2123-1003-00
R0603
G2123-1003-00
1
2
R0402
R0402
1
2
C0402C0402
1
2
C0402C0402
C2220
C2220
1
2
C0603C0603
12
L0402(
1005)
L0402(
1005)
1
20
2
19
3
4
17 18
5
6
8
16
14
13
7
9
10
11 12
15
21
SOP20_0.43_1.27_56
SOP20_0.43_1.27_56
CAP_OS_2.5CAP_OS_2.5
CAP_AL_6.6X6.6
CAP_AL_6.6X6.6
1
2
C0603
C0603
1
2
R0402
R0402
1
2
R0603
R0603
1
2
C0603 OPEN
C0603 OPEN
12
R0603
OPEN
R0603
OPEN
1
2
C0805C0805
1
2
3
4
5
6
7
8
SOP8_0.32_0.65_131
SOP8_0.32_0.65_131
1
2
R0402
R0402
1
2
R0603 OPEN
R0603 OPEN
1
2
R0402
R0402
1
2
OPEN
C0603
OPEN
C0603
1
2
3
4
5
6
7
8
SOP8_0.6_1.27_16
G2051-0148-00
SOP8_0.6_1.27_16
G2051-0148-00
1
2
C0603
OPEN
C0603
OPEN
1
2
C0805
OPEN
C0805
OPEN
1
2
R0603
R0603
C2220
C2220
1
2 C0402
C0402
CAP_OS_2CAP_OS_2
1
2
R0402
R0402
1
2
R0603 OPEN
R0603 OPEN
1
2
C0402C0402
1
2
C0402C0402
CAP_OS_2
CAP_OS_2
1
2
C0402C0402
1
2
R0402
R0402
1
2
R0603
R0603
1
2
C0603C0603
1
2 C0603
C0603
1
2
C0603C0603
1
2
C0603C0603
2
3
4
8
1
SOP8_0.6_1.27_16
SOP8_0.6_1.27_16
12
L0402(
1005)
L0402(
1005)
1
2
C0603C0603
1
2
3
4
5
6
78
VR_45.4X9.5_287
G2405-0271-00-DIP
VR_45.4X9.5_287
G2405-0271-00-DIP
1
2
3
4
5
6
7
8
SOP8_0.32_0.65_131
SOP8_0.32_0.65_131
12
R0603
G2123-1102-00
R0603
G2123-1102-00
1
2
R0603
R0603
1
2
R0603
R0603
1
2
3
4
5
6
7
8
SOP8_0.32_0.65_131
SOP8_0.32_0.65_131
12
R0603
R0603
1
2
R0603
R0603
1
2
R0603
R0603
1
2
R0603
R0603
A
B
–
+
A
B
–
+
COM
NC
GND
V+
N.C.
IN
V-
NO
COM
NC
GND
V+
N.C.
IN
V-
NO
OUTPUT A
INVERTING IN A
NON-INVERTING IN A
V-
NON-INVERTING IN B
INVERTING IN B
OUTPUT B
V+
COM
NC
GND
V+
N.C.
IN
V-
NO
COM
NC
GND
V+
N.C.
IN
V-
NO
COM
NC
GND
V+
N.C.
IN
V-
NO
LVCC-
RVCC-
LOUT
ROUT
LVCC+
LIN+
RIN+ RVCC+
LIN-
NC_6
NC_8
RIN-
NC_14
NC_13
NC_7
NC_9
NC_10
NC_11 NC_12
NC_15
PAD
COM
NC
GND
V+
N.C.
IN
V-
NO
OUTPUT A
INVERTING IN A
NON-INVERTING IN A
V-
NON-INVERTING IN B
INVERTING IN B
OUTPUT B
V+
R1.1
R1.2
R1.3
R2.1
R2.2
R2.3
SW.1
SW.2
COM
NC
GND
V+
N.C.
IN
V-
NO
COM
NC
GND
V+
N.C.
IN
V-
NO
DAC_AF_L
DAC_AF_R
U4_RIN-
LINE_SEL
Audio_L
Audio_R
U4_LIN-
PWR_CTRL
D_AF_L
D_AF_R
GAIN_SW
Line_L
Line_R
Line_R
Line_L
PWR_CTRL
Audio_L
Audio_R
MUTE
MUTE
DAC_AF_L
DAC_AF_R
LINE_SEL
LINE_SEL
U4_RIN-
GAIN_SW
GAIN_SW
U4_LIN-
MUTE
(2/7)
MAIN BOARD
A
3
8
6
E
2
9
G
D
5
B
C
7
F
1
4
• Described to the reference for US and Canadian models.
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