Sanyo DC-DA2000 Service Manual

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1. FM
Connection
Input Output
Alignment voltage IC231 Alignment voltage IC231
3-22pin(TP24,25) is 0.0±0.05V 3-22pin is 0.0±0.05V
Connect Digital DC voltmeter to 87.5MHz L2103 1.00±0.05V
TP11(H), TP12(E). 108.0MHz ---
5.30±0.50V Check Only
2. AM
Connection
Input Output
Connect to VTVM
point TP13(L) or TP14(R) and TP15(E).
--- Connect Digital DC voltmeter to 522kHz
L2153
1.00±0.05V
--- TP11(H )and TP12(E).
1710kHz
---
7.50±0.50V Check Only
Connect to VTVM 603kHz L2151
point TP13(L) or TP14(R) and TP15(E).
1404kHz CT252
Remark
Remark
Step
Step
Adjusting
Circuit
Adjusting
Circuit
SG
Frequency
Cover
Voltage
2
Adjustment
XF233
3
FM Antenna SG=66dBuV/EMF
IF
Adjustment
Loop Ant
1
1
Tracking
Loop Ant
---
Cover
Voltage
2
Maximum
98MHz
450KHz
at 999kHz
T2002
Maximum
Adjustment
SG
Frequency
IF(0V)
Adjustment
TUNER ADJUSTMENTS
Antenna : 75Ω unbalanced, Modulation : 1 KHz
Dev. : ±22.5kHz(MONO),±22.5kHz(MAIN),±6.75kHz(PILOT)
RF Level : dBuV EMF, Output Level : about 30mV at TP13, TP14, TP15
• Use a plastic screw driver for adjustments. • TUNING
• MODE : TUNER FM : 87.5 - 108MHz
• Speaker impedance : 4 ohm AM : 522 - 1710kHz(9KHz step)
520 - 1710kHz(10KHz step)
Anntena : IRE Loop(SG), Moduration : 1kHz, 30%
RF Level : dBuV EMF, Output Level : about 30mV at TP13, TP14, TP15
E
E
E
E
E
E
E
1
12
13
24
13
24
12
1
1
E
CN400
CN445
Q4410
D4960
Q4963
Q4961
Q4960
Q4962
J4122
J4427
J4618
J4619
J4620
J4621
J4425
J4426
J4624
J4622
J4617
J4420
J4415
J4416
J4417
J4412
J4423
J4424
J4119
J4419
J4418
+5.6V
AC_SENSE
GND
LID_SW
MAIN_MUTE
TU_DI TU_CE
VOL_CE
VOL_DO
TU_DO D_CLK
CD_R
CD_AGND
CD_L
CD_DGND
ST_BY
+9.0V
SURROUND
REC_OSC
REC_MUTE
BEAT_OUT
MOTOR
PLUNGER
REEL
INITIALIZE
DECK_PACK
G_FWD
G_RVES
R4921
C4560
J4623
IC446
C4993
C4994
D4993
J4625
J4428
X2451
C2457
L2151
L2153
CT252
D2466
L2451
C2451
C2301
XF233
D2103
J2505
D2153
Q2451
J2511
J2510
XF221
XF222
C2321
C2305
C2328
C2327
C2307
C2317
T2002
J2501
C2303
J2601
J2509
J2606
J2605
J2604
J2120
J2603
J2112
C2901
D2451
TDI
TCLK
T-DOUT
TCE
D2151
J2600
D2456
C2116
XF231
+5.6V
L_CH R_CH
+9.0V
GND
J2500
J2122
J2502
IC241
J2118
R2109
VT
J2503
CN202
CN201
S2001
XF211
IC211
J2124
J2123
C2306
J2119
J2121
J2100
L2104
D2102
L2103
C2311
C2313
J2113
J2114
J2504
J2117
J2127
J2126
J2125
J2102
J2103
J2104
J2116
J2107
D2452
C2452
J2111
J2110
J2109
J2108
J2106
J2105
J2602
J2508
J2507
D2101
L2102
J2506
J2101
Q2201
J2115
C2109
D2453
R4403 R4402
R4400
R4401
R4964
R4963
R4942
R4560 R4970
C4997
C4997
C4997
IC231
C2461
R2460
R2459
C2456
C2456
R2453
R2453
C2456
R2453
R2452
C2455
C2141
C2141
C2600
C2600
C2141
C2154
R2131
C2152
C2152
R2151
R2151
C2115
C2115
C2152
C2151
R2149
R2458
R2151
C2453
C2454
R2455
C2304
C2304
R2305
R2305
R2306
R2306
C2319
C2319
R2309
R2309
R2308
R2308
C2308
C2308
C2310
C2310
R2302
R2302
C2902
C2902
R2301
R2301
R2311
R2311
R2312
R2312
C2323
C2323
C2304
R2304
R2305
R2306
C2320
C2319
C2309
C2316 R2307
R2309
R2308 C2308
C2324 C2315
C2310
C2312
R2302
R2454
R2148
C2902
R2801
R2701
R2301 R2311
R2461 R2462 R2463 R2464
R2100
R2712
R2812
C2314
C2302
C2462
C2600
C2322
C2463
C2464
C2318
R2106
R2106
C2105
C2105
C2110
C2110
R2106
R2312
C2115
C2323
C2101
C2105
R2101
C2103
C2104
C2107R2102 R2107 C2110
C2111
R2108
C2112
R2103
C2114
C2113
R2110
R2201
R2204
R2202R2203
C2203
R2205
R2105
R2303
CT252IC231 TP25 TP24 TP11TP12 L2151
L2153L2103
VT
T2002XF233TP15TP13
TP14

Sanyo DC-DA2000 Specifications

Tuner

FM frequency range	87.5 - 108 MHz
AM frequency range (9 kHz step)	522 - 1710 kHz
AM frequency range (10 kHz step)	520 - 1710 kHz

CD Player

Channels	2-channel stereo
Sampling frequency	44.1 kHz
Laser output	0.6 mW
Wave length	790 nm

Cassette Deck

Track system	4-track, 2-channel stereo
Frequency response	80 Hz to 15 kHz
Signal-to-noise ratio	40 dB
Wow/flutter	0.15% (WRMS)
Fast forward/rewind time	Approx. 110 sec. (C-60)

General

Output power	4W x 2
Power requirements	AC 230 ~ 240 V, 50 Hz
Power consumption	21 W
Dimensions	150(W) x 230(H) x 205(D) mm
Weight	2.3 kg

Speaker Systems

Type	Full range bass reflex
Unit used	10 cm cone type
Maximum power-handling capacity	8 W (peak)
Nominal impedance	4 ohms
Dimensions	145(W) x 230(H) x 170(D) mm
Weight	1.2 kg (per speaker)