152
18.1.10. MAIN CIRCUIT (4/6)
P1
P1
: +B SIGNAL LINE
: -B SIGNAL LINE
: AUX/OPTICAL AUDIO INPUT SIGNAL LINE
: AUDIO OUTPUT SIGNAL LINE
C
MAIN CIRCUIT
SCHEMATIC DIAGRAM - 10
TO MAIN
SECTION (1/6)
D
TO
PANEL CIRCUIT
(CN4611)
IN SCHEMATIC
DIAGRAM - 13
TO MAIN
SECTION (5/6)
SC-ZT1GN
/GS
(SU-ZT1GN
/GS
) MAIN
CIRCUIT
2/6
3/6
5/6
1/6
4/6
6/6
SURROUND
(L)
SURROUND
(R)
FRONT
(L)
FRONT
(R)
AUDIO OUT
1
2
3
4
5
6
7
8
9
10
11
12
13
14
I
J
L
M
N
P
O
K
V+
V-
HP_LOUT
HP_GND
KEY2
VOL_ENC1
KEY1
LB4784
FL_CLK
VOL_LED
VOL_ENC2
FL_DI
FL_CS
LB4778
LB4777
LB4779
LB4775
LB4774
LB4776
LB4782
LB4783
LB4780
LB4781
LB4785
A-7V
A+7V
HP_DET
FL+
HP_ROUT
LB4795
LB4793
LB4794
-VP
FL-
FL_GND
REMOTE
LB4788
LB4786
LB4787
LB4789
LB4791
LB4792
LB4790
6
5
8
9
11
12
10
18
15
17
16
20
19
13
14
7
2
1
4
3
22
22
1
21
CN4601
JW1B*
TO JW1A*
AGND
10K
R4320
QR4301
UNR221300L
PCONT
2.7K
R4109
0.01
C41
15
2.7K
R4107
C4103
390P
6
7
5
2
4
3
8
1
C0ABBB000038
IC4101
3.9K
R4244
390P
C4105
R4111
2.7K
47K
R4337
100P
C4335
SR_OUT
100
R4316
JK4005
FL_OUT
100
R4335
2.7K
R4112
C4106
390P
7
6
3
2
JK4003
LINEOUT_DET
2.7K
R41
10
R4319
100
SL_OUT
0.01
C41
16
16V10
C41
17
100P
C4315
47K
R4317
100
R4315
100P
C4316
47K
R4318
JK4004
R4108
2.7K
390P
C4104
6
7
5
2
4
3
8
1
C0ABBB000038
IC4102
6.3V47
C4118
5.6K
R41
17
4.7K
R41
18
4.7K
R4103
100K
R4105
12K
R4250
5.6K
R4252
6.8K
R4101
6.8K
R4102
4.7K
R4104
100K
R4106
1
5
4
DGND
C4101
1
C4102
1
K4102
0
AGND
AGND
+5VA
C4250
150P
DUAL OP-AMP
DUAL OP-AMP
DUAL OP-AMP
5.6K
R4246
3.9K
R4242
12K
R4248
47K
R4338
V_SWIN
C4244 2700P
C4248 150P
C4253 0.01
2700P
C4242
R4211
5.6K
1.8K
R4203
6.8K
R4209
C4209
150P
V_LIN
5.6K
R4205
R4207
6.8K
C4203 2700P
C4214 0.01
C4207 150P
2700P
C4201
1.8K
R4201
1.8K
R4241
FR_OUT
100
R4336
2700P
C4241
1.8K
R4224
1.8K
R4222
1.8K
R4243
100P
C4336
JK4006
V_CIN
5.6K
R4245
6.8K
R4228
5.6K
R4226
R4247
6.8K
C4243 2700P
C4247 150P
C4249
150P
R4251
5.6K
6.8K
R4249
6.8K
R4230
5.6K
R4232
C4230
150P
C4254 0.01
6
7
5
2
4
3
8
1
IC4203
C0ABBB000230
C4204 2700P
C4213 0.01
C4208 150P
5.6K
R4206
6.8K
R4208
6
7
5
2
4
3
8
1
IC4201
C0ABBB000230
1.8K
R4202
2700P
C4202
C4210
150P
V+
V-
5.6K
R4212
6.8K
R4210
1.8K
R4204
2700P
C4221
C4233 0.01
C4224 2700P
C4228 150P
2700P
C4222
R4227
6.8K
C4227 150P
C4223 2700P
C4229
150P
R4231
5.6K
6.8K
R4229
C4234 0.01
5.6K
R4225
1.8K
R4223
1.8K
R4221
6
7
5
2
4
3
8
1
IC4202
C0ABBB000230
C4218
16V10
V_RIN
C4217
16V10
V_SRIN
V_SLIN
AINR-
AFL_OUT
AFR_OUT
VSS
KEY1
DGND
DGND
+11V
+11V
KEY2
FL+
FL-
HP R
HP L
-VP
FL_DI
VOL LED
REMOTE
D3.3V
D3.3V
FL_CS
FL_CLK
FL_GND
HP GND
HP DET
VOL ENC1
VOL ENC2
Vref(3.3V)
VSS
VREF_3.3V
LOUT-
LOUT+
SWOUT+
SWOUT-
COUT-
ROUT+
ROUT-
SROUT-
SLOUT-
SROUT+
SLOUT+
COUT+
AINR+
AINL+
AINL-
7
6
3
2
1
5
4
7
6
3
2
1
5
4
7
6
3
2
1
5
4
DUAL OP-AMP
DUAL OP-AMP
SWITCH
V+
V-
V+
V-
V+
V-
J0JBC0000014
J0JBC0000014
J0JBC0000014
J0JBC0000014
J0JBC0000014
J0JBC0000014
J0JBC0000014
J0JBC0000014
J0JBC0000014
J0JBC0000014
J0JBC0000014
J0JBC0000014
J0JBC0000014
J0JBC0000014
J0JBC0000014
J0JBC0000014
J0JBC0000014
J0JBC0000014
J0JBC0000014
J0JBC0000014
J0JBC0000014
100
Summary of Contents for SB-ZT1GN
Page 4: ...4 1 2 Caution for AC Mains Lead ...
Page 11: ...11 5 Location of Controls and Components 5 1 Main Unit SU ZT1 ...
Page 12: ...12 5 2 Speaker Unit SB ZT1 5 3 Remote Control ...
Page 13: ...13 6 Installation ...
Page 14: ...14 6 1 Basic Connections 6 1 1 Connecting equipment with HDMI terminal TV DVD recorder etc ...
Page 15: ...15 6 1 2 Connecting equipment without HDMI termial DVD player VCR etc ...
Page 16: ...16 6 1 3 Other connections ...
Page 17: ...17 6 2 AC mains lead connection ...
Page 18: ...18 7 Speaker setting SB ZT1 7 1 Setting the speakers ...
Page 19: ...19 ...
Page 27: ...27 9 2 2 Speaker Unit SB ZT1 ...
Page 28: ...28 9 2 3 Speaker Unit SB ZT1 Wireless Link ...
Page 29: ...29 ...
Page 31: ...31 ...
Page 32: ...32 10 2 Main Parts Location Diagram 10 2 1 Main Unit SU ZT1 ...
Page 33: ...33 10 2 2 Speaker Unit SB ZT1 ...
Page 35: ...35 10 3 2 Speaker Unit SB ZT1 ...
Page 48: ...48 Step 4 Remove the Weight ...
Page 49: ...49 Step 5 Remove 10 screws ...
Page 53: ...53 Step 11 Remove 2 screws Step 12 Lift up to remove Arm Cover A ...
Page 55: ...55 Step 14 Tilt the Woofer Block in order as arrows shown to detach it from the Tweeter Block ...
Page 66: ...66 Step 3 Remove the heatsink with the IC5701 ...
Page 67: ...67 Step 4 Remove 1 screw Step 5 Remove IC5701 from the heatsink ...
Page 69: ...69 Step 4 Place the heatsink with the IC5701 onto the SMPS P C B ...
Page 81: ...81 Step 4 Remove 3 screws Step 5 Remove the Power Button ...
Page 86: ...86 Step 3 Remove 4 screws Step 4 Lift up to remove Woofer Speaker SP1 ...
Page 110: ...110 Step 11 Remove 3 screws ...
Page 111: ...111 Step 12 Remove the Light Panel Step 13 Remove the Power Button ...
Page 129: ...129 14 Overall Simplified Block 14 1 Signal Flow SU ZT1 ...