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CD TUNER DECK
XC-IS21T
THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).
Model
Type
XC-IS21T
ZUCXJ
O
This product is a system(s) component.
This product does not function properly when independent; to avoid malfunctions, be sure
to connect it to the prescribed system component(s), otherwise damage may result.
Component
CD TUNER DECK
STEREO POWER AMPLIFIER
SPEAKER SYSTEM
CONTENTS
1. SAFETY INFORMATION ....................................... 2
2. EXPLODED VIEWS AND PARTS LIST ................. 3
4. PCB CONNECTION DIAGRAM ........................... 34
5. PCB PARTS LIST ................................................ 46
6. ADJUSTMENT ..................................................... 51
7. GENERAL INFORMATION .................................. 57
PIONEER ELECTRONIC CORPORATION
PIONEER ELECTRONICS SERVICE, INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A.
PIONEER ELECTRONIC (EUROPE) N.V. Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Allexandra Road, #04-01, Singapore 159936
c
PIONEER ELECTRONIC CORPORATION 1999
Power Requirement
DC power supply from other system
System
IS-21T
XC-IS21T
M-IS21
S-IS21
4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan
Service Manual
RRV2148
This service manual
RRV2143
RRV2141
7.1 DIAGNOSIS ................................................... 57
7.1.2 SINGLE OPERATION METHOD .......... 58
7.1.3 DISASSEMBLY .................................... 60
7.1.4 PCB LOCATION ................................... 64
7.2 PARTS ........................................................... 65
7.2.1 IC .......................................................... 65
8. PANEL FACILITIES AND SPECIFICATIONS ....... 70
T - ZZY MAY 1999 Printed in Japan
ORDER NO.
RRV2148
Remarks
Remarks
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Table of Contents
Related Manuals for Pioneer IS-21T
Summary of Contents for Pioneer IS-21T
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Page 1: Table Of Contents
PIONEER ELECTRONIC CORPORATION 4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan PIONEER ELECTRONICS SERVICE, INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A. PIONEER ELECTRONIC (EUROPE) N.V. Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Allexandra Road, #04-01, Singapore 159936 PIONEER ELECTRONIC CORPORATION 1999 T –... -
Page 2: Block Diagram And Schematic Diagram
XC-IS21T 3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM 3.1 BLOCK DIAGRAM MECHA ASSY DECK ASSY REC/PB Q2301 IC2301 HEAD CN2301 (2SK373) (NJM4558M) PB L VR2301 (PB LEVEL) (PB) IC2201 (HA1236AF) IC2401 (BA4558MD) DOLBY NR J2201 L2201 (REC) REC L CN2302 REC IN L ERASE REC OUT HEAD... - Page 3 XC-IS21T SIGNAL ROUTE (CD) (LO2) : CD AUDIO SIGNAL : LINE OUT 2 SIGNAL (L1) (LO) : LINE 1 SIGNAL : LINE OUT SIGNAL (PB) (REC) : DECK PB SIGNAL : RECORDING SIGNAL (L2) F- TERMINAL (FS) : LINE 2 SIGNAL : FOCUS SERVO LOOP LINE ASSY (MO)
- Page 4 XC-IS21T 3.2 OVERALL CONNECTION DIAGRAM F-TERMINAL ASSY (AWU7311) J103 J107 AF ASSY (AWU7298) CN11 J101 CD MOTOR J111 ASSY (AWU7318) CN1301 CD ASSY (AWU7305) CN1101 CN6201 CN161 CN110 CN10 U- COM ASSY (AWU7327) CN90 CN80 CN190 CN180 LCD ASSY (AWU7354)
- Page 5 XC-IS21T Note : When ordering service parts, be sure to refer to "EXPLODED VIEWS and PARTS LIST" or "PCB PARTS LIST". To. STEREO POWER AMP (M-IS21) To. OPTION DECK CN7102 CN7101 R-TERMINAL ASSY CN132 CN131 (AWU7315) CN2603 CN31 CN32 CN2701 CN105 U- COM ASSY (AWU7327)
- Page 6 XC-IS21T 3.3 FM/AM TUNER MODULE and TX CONNECT ASSYS MIX AMP RF AMP (FM) (FM) (FM) (FM) 1T378A BUFFER (FM) IF AMP FM +B SW (AM) (AM) (AM) (FM) (AM) (AM) MW RF TUNING BLOCK AKX7041 (AM) : AM SIGNAL ROUTE FM/AM TUNER MODULE (FM) : FM SIGNAL ROUTE...
- Page 7 XC-IS21T CN161 D20PYY1315 (FM) AF AMP (AM) (TX) (TX) (TX) AF AMP CN6201 REGULATOR (AM)
- Page 8 XC-IS21T 3.4 U-COM and LCD ASSYS LCD ASSY (AWU7354) CN190 CN180 CN90 CN80 L5509 L5510 U-COM ASSY (AWU7327) CN20 J2202...
- Page 9 XC-IS21T CN150 CN50 SIGNAL ROUTE (TX) : TUNER AUDIO SIGNAL CN105 L5508 IC5501 PDG242 L5507 L5506 L5505 L5504 -L5506 L5504 LINE 2 MUTE (TX) CN10 CN110...
- Page 10 XC-IS21T 3.5 AF ASSY J107 (REC) (LO) (L2) (L2) (LO) AF ASSY (AWU7298) (TX) (CD) (MO) (PB) (L2) (CD) (TX) (L1) J101 (CD) (PB) J2201 (REC) (PB) (REC) (L1) (L1) SIGNAL ROUTE (CD) : CD AUDIO SIGNAL (L1) : LINE 1 SIGNAL (PB) : DECK PB SIGNAL (L2)
- Page 11 XC-IS21T J103 (LO1) (LO1) (L2) (LO) CN31 (MO)) CN131 (MO)) (MO) (MO) (LO1) (LO1) (L1) (L1) CN132 CN32 S5688G S5688G (L1)
- Page 12 XC-IS21T 3.6 CD and CD MOTOR ASSYS CD ASSY (AWU7305) (SM) (SM) (CM) (CM) (TS) (TS) (FS) (FS) (FS) Note: The encircled numbers denote measuring point in the schematic diagram. IC1101- Pin 16: IC1101- Pin 13 : PLAY MODE (RF) TEST MODE, Tracking Open (TRER) H : 500nsec/div...
- Page 13 XC-IS21T J101 (SM) (CM) (CM) (TS) (TS) (FS) (FS) (FS) CN10 CN110 (TS) CD MOTOR ASSY (AWU7318) J111 CN11...
- Page 14 XC-IS21T 3.7 R-TERMINAL and F-TERMINAL ASSYS R- TERMINAL ASSY (AWU7315) CN131 CN7101 CN31 VTL1096 (MO) VTL1096 (L1) (L1) (LO1) VTL1096 CN32 VTL1096 (L1) (LO1) VTL1096 VTL1096 CN132 (MO) (MO) SIGNAL ROUTE (MO) : MAIN OUT SIGNAL (L1) : LINE 1 SIGNAL CN7102 VTL1096 (LO1)
- Page 15 XC-IS21T F- TERMINAL ASSY (AWU7311) SIGNAL ROUTE (L2) : LINE2 SIGNAL (LO2) : LINE OUT2 SIGNA (L2) (L2) (LO2) J103...
- Page 16 XC-IS21T 3.8 DECK ASSY DECK ASSY (AWU7334) (PB) CN2301 (PB) (PB) CN2302 (PB) (REC) (REC) SIGNAL ROUTE (PB) : PB SIGNAL (REC) : RECORDING SIGNAL...
- Page 17 XC-IS21T J2201 (PB) (PB) J2202 (PB) (REC) (PB) (REC) CN20 (REC) CN2701 CN2603...
- Page 18 XC-IS21T 3.9 FRONT PANEL, LIGHT-L, CD OPEN SW and CD CLOSE SW ASSYS CN50 CN150 CN51 LIGHT-L ASSY DTA143EK-TLB (AWU7321) DTC124EK-TLB FRONT PANEL ASSY (AWU7308)
- Page 19 XC-IS21T FRONT PANEL ASSY (SW name) S5901: POWER (STANDBY/ON) S5909: TREBLE S5917: /TUNING- S5902: DISPLAY/RDS S5910: PLAY/PAUSE S5918: BALANCE S5903: TIMER REC/WAKE UP S5911: ST.WIDE S5919: CD S5904: TAPE/OPEN/CLOSE S5912: BASS S5920: STATION MEMORY S5905: TAPE S5913: STOP S5921: FREQ/STATION S5906: LINE1, 2 S5914: BALANCE S5922: REVERSE...
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Page 20: Pcb Connection Diagram
XC-IS21T 4. PCB CONNECTION DIAGRAM NOTE FOR PCB DIAGRAMS : 1. Part numbers in PCB diagrams match those in the schematic 3. The parts mounted on this PCB include all necessary parts for diagrams. several destinations. 2. A comparison between the main parts of PCB and schematic For further information for respective destinations, be sure to diagrams is shown below. -
Page 21: Adjustment
XC-IS21T 6. ADJUSTMENT For adjustment, use the stereo power amplifier (M-IS21). 6.1 DECK SECTION 6.1.1 Adjustment Condition 7 List of Adjustments (1) The ground at the time of adjustment shall be W166. ¶ Playback Section (Refer to Fig. 6–3). (2) Clean the heads and demagnetize them using a head eraser. (1) Tape Speed Confirmation (3) Set the measurement level to 0 dBV = 1 Vrms. -
Page 22: Recording Section
XC-IS21T 6.1.2 Playback Section (1) Tape Speed Confirmation Mode Input Signal/Test Tape Adjustment Points Measurement Points Adjustment Value Remarks FWD adjustment VR2701 (DECK ASSY) TP R (C2204) 3000 Hz PLAY NCT-111 (3 kHz) REV Confirmation –10 (Refer to Fig. 6-3) (DECK ASSY) ( 3000 Hz Hz ) -
Page 23: General Information
XC-IS21T 7. GENERAL INFORMATION 7.1 DIAGNOSIS 7.1.1 SEQUNCE AFTER THE POWER ON Note 1 : IC No. or P without name indicate the pin No. Note ; of microcomputer. 1 : System bus communication P29 SYSCLK P46 SYSDATA P47 SYSREQ Standby states 2 : Starts the LCD communication P48 LCDCLK... -
Page 24: Single Operation Method
XC-IS21T 7.1.2 SINGLE OPERATION METHOD Jigs and Measuring instruments Low-frequency DC power- oscillator supplay Single operation method and frequnency oscilator inputlevel. 1. Connect part A of the AF ASSY [W420(+8V),W421 (+15V), W422 (+5.6V), W423(GND) and DC power-supplay. (Refer to Fig. 7-1.) DC power-supplay Connect point A Voltage (V)